Download TEAS 7 science exam Questions Latest 2023/2024 (Verified solutions) 170 Questions, Exams f and more Exams Nursing in PDF only on Docsity!
TEAS 7 science exam Questions Latest
2023/2024 (Verified solutions) 170 Questions,
Exams for Nursing
The following diagram summarizes the carbonic acid-bicarbonate ion buffer system of the blood. CO2 + H20 < > H2CO3 < > HCO3- + H+ Which of the following equations show the reaction that takes place when there are excessive protons (H+) in the blood? A. H2CO3 --> CO2 + H B. CO2 + H20 --> H2CO C. HCO3- + H+ --> H2CO D. H2CO3 --> HCO3- + H+ -(ANS) C. HCO3- + H+ --> H2CO The following diagram summarizes the carbonic acid-bicarbonate ion buffer system of the blood. CO2 + H20 < > H2CO3 < > HCO3- + H+ Which of the following equations show the reaction that takes place when there are very little protons (H+) in the blood? A. H2CO3 --> CO2 + H B. CO2 + H20 --> H2CO C. HCO3- + H+ --> H2CO D. H2CO3 --> HCO3- + H+ -(ANS) D. H2CO3 --> HCO3- + H+ which of the following describes the process by which solid carbon dioxide (dry ice) turns directly into carbon dioxide gas? A. Evaporation B. Sublimation C. Deposition D. Condensation -(ANS) B. Sublimation which of the following describes why water has a concave, or downward-curving, meniscus when poured in a glass beaker? A. The adhesive forces with the glass are greater than the cohesive forces. B. Glass has a higher density than water. C. Water has a higher density than glass. D. A. The cohesive forces with the glass are greater than the adhesive forces. -(ANS) A. The adhesive forces with the glass are greater than the cohesive forces. concave meniscus is when molecules are attracted more to the container then themselves = adhesive forces = downward curving concave meniscus is when molecules are attracted more to each other then the container = cohesive forces = upward curving
Which of the following actions does a hydrophilic hormone take to activate a target cell? A. The hormone binds to cell-surface receptors of the target cell. B. The hormone passes through the plasma membrane of a target cell. C. The hormone binds to a cytosolic receptor in the target cell. D. The hormone enters a target cell through a transport protein. -(ANS) A. The hormone binds to cell-surface receptors of the target cell. hydrophilic = water loving hormones can just bind to the receptors on the outside of the cell which that binding can change the permeability of the cell making it more open to activate this target cell (usually its a second messenger system). This is action is when the endocrine system sends hormones to target cells. Which of the following best describes adaptive immunity? A. The initiation of internal defenses, such as phagocytes and natural killer cells. B. The body's barrier defenses, such as mucous membranes and secretions. C. A response to specific traits of specific pathogens D. The initation of the inflammatory response. -(ANS) C. A response to specific traits of specific pathogens adaptive immunity = specific and targeted immune immunity = nonspecific and general (the other three are innate immunity) Permanent damage to which of the following types of tissues in the spinal cord will cause paralysis? A. Bone tissue B. Nervous tissue C. Muscle tissue D. Connective tissue -(ANS) B. Nervous tissue nervous system is all about messages so if you cant send messages you cant move your muscles since they need the command from the nervous system Which of the following describes the function of tendons? A. Tendons attach two bones. B. Tendons attach bones to ligaments. C. Tendons attach skeletal muscles to ligaments. D. Tendons attach skeletal muscles to bones. -(ANS) D. Tendons attach skeletal muscles to bones. ligaments is bone to bone Which of the following is used to indicate mass? A. mg B. μm C. cm^ D. mL -(ANS) A. mg μm = length cm^3 = volume mL = volume Histones are proteins associated with which of the following? A. Sperm cells B. Blood C. DNA
Genotypes can never change you either have it or dont but phenotypic plasticity means that a genotype can make different variations of phenotypes depending on the environmental conditions Which of the following structures is a flap of cartilage that prevents the movement of food into the trachea? A. Glottis B. Pharynx C. Epiglottis D. Larynx -(ANS) C. Epiglottis If a portion of a strand of DNA bases read 5' AGCTAGCGT 3', what would the sequence of bases on the complementary strand read? A. 5' TCGUTCGCU 3' B. 5' UCGAUCGCA 3' C. 3' AGCTAGCGT 5' D. 3' TCGATCGCA 5' -(ANS) D. 3' TCGATCGCA 5' complementary is DNA to DNA (so A=T , T=A, C=G, G=C) also its 3' to 5' for a 5' to 3' prime DNA if its DNA to RNA then replace any A with U as the complementary RNA also its 3' to 5' for a 5' to 3' prime DNA How many times larger is the volume of a cube that is 4 mm on all sides compared to the volume of a cube that is 2 mm on all sides (Round the answer to the nearest whole number) -(ANS) volume of a cube is side times side times side or side^ 4 times 4 times 4 or 4^3 = 64 mm^ 2 times 2 times 2 or 2^3 = 8 mm^ 64/8 = 8 so the volume of a 4mm cube is 8 times larger then the volume of a 2mm cube 8 times is the answer Which of the following is a weakness of a correlational study? A. Cannot be replicated. B. Inability to control independent variables. C. Too many variables to control. D. Cannot determine causation. -(ANS) D. Cannot determine causation. Just because two things happen together doesn't imply that one is causing the other A scientist predicts that germinating beans will use more oxygen than non-germinating beans. This prediction is referred to as which of the following? A. an observation B. data collection C. a conclusion D. a hypothesis -(ANS) D. a hypothesis Which of the following is a property of water? A. Water requires less heat than ethanol to raise its temperature. B. Solid water is more dense than liquid water. C. Water dissolves polar and ionic compounds. D. Water is made up of one molecule of hydrogen and two molecules of oxygen. -(ANS) C. Water dissolves polar and ionic compounds.
Water requires MORE heat than ethanol to raise its temperature. Solid water (ice) is LESS dense than liquid water. Water is made up of two molecules of hydrogen and one molecule of oxygen. Which of the following elements has the smallest atomic radius? A. C B. Ge C. Si D. Sn -(ANS) The atomic radius of a chemical element is a measure of the size of its atom, usually the mean or typical distance from the center of the nucleus to the outermost isolated electron. Atomic Radius increases the more left and down Sn is largest atomic radius A. C is correct answer its the smallest atomic radius Which of the following is the function of a catalyst? A. To increase the rate of a reaction B. To convert a nonspontaneous reaction to a spontaneous reaction C. To increase the product yield D. To increase the activation energy of a reaction -(ANS) A. To increase the rate of a reaction also it decreases the activation energy it does not change the reaction or yield any more product Which of the following is present in both prokaryotic and eukaryotic cells? A. Chloroplast B. Cell membrane C. Golgi apparatus D. Endoplasmic Reticulum -(ANS) B. Cell membrane prokaryotes have no membrane bound organelles so no golgi or ER chloroplasts are only in plant cells not animal cells so only in plants which are only eukarotes both do have a cell membrane A cell is placed in a hypertonic solution. Which of the following describes the resulting osmosis? A. There is a net flow of water out of the cell. B. There is a net flow of water into the cell. C. The net flow of water into and out of the cell is zero. D. There is no flow of water. -(ANS) A. There is a net flow of water out of the cell. water can enter and exit the cell due to osmosis (a type of diffusion from high water area to low water area) in hypertonic solution the inside of the cell is more salty compared too the environment meaning more water inside the cell compared to outside so water goes from high to low so from inside cell to outside Which of the following terms describes the removal of metabolic waste from the body? A. Excretion
Pulmonary valve Pulmonary artery -(ANS) Right Atrium Right Ventricle Pulmonary valve Pulmonary artery Lungs Which of the following is an example of active transport? A. Movement of sodium and potassium across the cell membrane against their concentration gradients. B. Loss of water from a cell in a hypertonic solution. C. Aquaporins in kidney cells that help concentrate urine. D. Movement of a substance from an area of high concentration to an area of low concentration. -(ANS) A. Movement of sodium and potassium across the cell membrane against their concentration gradients. the rest are passive A vasectomy is a procedure in which the vas deferens are cut. Which of the following describes why a vasectomy leads to infertility? A. The vasectomy blocks the movement of sperm from a testis into the epididymis. B. The vasectomy blocks the movement of sperm from the ejaculatory duct into the bulbourethral gland. C. The vasectomy blocks the movement of sperm from the prostate gland to the bulbourethral gland. D. The vasectomy blocks the movement of sperm from the epididymis to the urethra. - (ANS) D. The vasectomy blocks the movement of sperm from the epididymis to the urethra. (The sperms are produced in seminiferous tubules which are then matured and stored in epididymis. From epididymis it flows to vas deferns and then to urethra upon ejaculation) Which of the following is true if Koch's postulates are met regarding a disease? A. This disease is noninfectious B. The disease is hereditary C. The disease is caused by a microorganism D. The disease is he result of a dietary deficiency -(ANS) A. This disease is noninfectious (Koch's postulates are four criteria designed to establish a causal relationship between a microbe and a disease)
- The microorganism must be found in abundance in all organisms suffering from the disease, but should not be found in healthy organisms.
- The microorganism must be isolated from a diseased organism and grown in pure culture.
- The cultured microorganism should cause disease when introduced into a healthy organism.
- The microorganism must be reisolated from the inoculated, diseased experimental host and identified as being identical to the original specific causative agent. Which of the following statements about COVID-19 vaccine initiation is supported by the data in the chart below?
A. The highest daily rate occurred in December. B. The cumulative total fell by 2 million between January 9 and January 10. C. The daily rate for December 29 and January 5 are similar. D. The cumulative total for January is around 13 million. -(ANS) C. The daily rate for December 29 and January 5 are similar. A student investigating the importance of wavelengths above and below the visible spectrum for photosynthesis sets up an experiment as followers over a 2-month period, all with illumination at 1 meter distance from plants grown with the same soil and watering condition. 3 Arabidopsis plants exposed to ultraviolet light(uv) 3 Arabidopsis plants exposed to infared light (IR) 3 Arabidopsis plants exposed to white light at the end of the experiment, she first finds that The IR treated plants, are scorched, the uv treated plants have wilted, but the white light-treated plants are growing normally. Which of the following statements is most likely correct? a) Three plants do not provide sufficient replications to draw a conclusion. b) The wavelength of light does not affect photosynthesis c) Infrared light contains more energy than other wavelength d) Wavelength of light is the only variable that has been changed between groups - (ANS) d) Wavelength of light is the only variable that has been changed between groups In the image above, identical genes (A and B) flank the tet^R gene on Plasmid 1 and the amp^R gene on Plasmid 2. If these two Plasmids successfully exchange genes between regions A and B, which of the following gene combinations is possible on the same plasmid? A. kan^R + amp^R B. kan^R + tet^R C. chl^R + tet^R D. chl^R + kan^R -(ANS) B. kan^R + tet^R Mutations in which of the following types of cells can be inherited by offspring? A. Endocrine B. Neural C. Muscle D. Ovarian -(ANS) D. Ovarian The offspring received the DNA only from the mother's ovarian germ cells and father's testicular germ cells. Hence only ovarian mutation will result into inheritance. Carbon has an atomic number of 6. Which of the following is true about the isotope C- 12? A. C-12 possess 7 protons and 5 neutrons in its nucleus. B. C-12 possess 6 neutrons and 6 protons in its nucleus. C. C-12 possess 7 neutrons and 5 electrons in its nucleus. D. C-12 possess 6 protons and 6 electrons in its nucleus. -(ANS) B. C-12 possess 6 neutrons and 6 protons in its nucleus. During muscle contraction, myosin is directly responsible for which of the following? A. Initiating an action potential along the sarcolemma. B. Forming cross-bridges with actin molecules.
C. Water D. Sebum -(ANS) A. Urea Primary function of sweat glands is to maintain our body temperature during hot period by the process of perspiration/sweating. Now, in our body when proteins are broken down a significant amount of ammonia is produced. These ammonia are toxic for our body so these are converted into urea, which are mainly excreted by kidneys. But some amount of urea is also excreted by sweat glands in the process of perspiration. Which of the following body systems develop from the same origin tissues as lungs? A. Musculoskeletal system B. Neuromuscular system C. Gastrointestinal system D. Genitourinary system -(ANS) C. Gastrointestinal system LUNGS or the respiratory system is developed from the endoderm layer of the 3 germ layers. Gastrointestinal system is also formed from the endoderm layer. Whereas, genitourinary system is formed from the mesoderm. Nervous System is formed from ectoderm. Musculoskeletal System is formed from the mesodermal layer. Hence the answer is gastrointestinal System. Which of the following pancreatic secretions digests starch into disaccharides? A. Amylase B. Chymotrypsin C. Trypsin D. Lipase -(ANS) A. Amylase
- Proteolytic enzymes are: Trypsin Chymotrypsin Carboxypeptidases Nucleases Elastases Collagenase
- Lipolytic enzymes are: Pancreatic lipase Cholesterol ester hydrolase Phospholipase A Phospholipase B Co lipase Bile salt- activated lipase
- Amylolytic enzyme: Pancreatic amylase
Digestion of carbohydrates: Like, salivary amylase, the pancreatic amylase also converts starch into dextrin and maltose. Dextrin and maltose are the disaccharides. Therefore, pancreatic amylase is the enzyme of pancreatic juice that digests starch into disaccharides. Which of the following vessels is responsible for carrying blood from the upper body to the right atrium of the heart? A. Aorta B. Pulmonary arteries C. Pulmonary veins D. Superior vena cava -(ANS) D. Superior vena cava An equal mass of which of the following states of matter could completely fill either a 100ml or 500ml container? A. Gas B. Liquid C. Solid D. Mixture -(ANS) A. Gas If we take equal mass of gas in 2 different sized containers, it completely fill the container irrespective of the mass. It is a characteristic feature of gases. According to Boyle's law, pressure of an ideal gas is inversely proportional to volume. P1V1 = P2V For the same mass of gas, vessel with higher volume will contain the gas a lower pressure. Fluid and solid do not obey ideal gas laws. **Liquid doesn't have definite size or shape. It acquires the shape of the vessel it's contained.It does not fill completely in the container. ** Solid has definite size and shape and they are highly compressible. Which of the following body cavities is subdivided into the thoracic and abdominopelvic cavities? A. Dorsal B. Ventral C. Vertebral D. Cranial -(ANS) B. Ventral Lifelong protection after exposure to a virus such as chickenpox is due to which of the following types of immunity? A. Transplantation B. Active C. Innate D. Nonspecific -(ANS) B. Active Which of the following is part of the pulmonary circuit? A. Bronchial artery B. Aorta C. Superior vena cava D. Pulmonary vein -(ANS) D. Pulmonary vein
a. 79% b. 69% c. 21% d. 5% -(ANS) c. 21% 74 +3 +2 =79% working for law 100-79 = 21% not working in law four hundred milligrams is equal to how many grams? A. 0.4g B. 400,000g C. 0.00004g D. 4g -(ANS) A. 0.4g 1 gram = 1000mg 1g/x = 1000mg/400mg (cross multiply) x=0.4g (18x^5yz) /(6xyz^4) Simplify the expression above. Which of the following is correct? A. (3x^4)/z^ B. (3x^4y)/z^ C. 3x^4z^ D. 3x^4yz^3 -(ANS) A. (3x^4)/z^ (18x^5yz) /(6xyz^4) =3 x4 (y becomes 0 since y^1 -y^1 = 0) z^1 -z^4 = z^-3 or 1/z^ 3x^4z^-3 or (3x^4)/z^- The hypotenuse (side C) of a triangle is 13 inches long. Which of the following pairs of measurements could be correct for the lengths of the other two sides of the triangle? ( Note: A² + B² = C²) A. 2.5 inches,4 inches B. 2.5 inches, 6 inches C. 5inches, 8 inches D. 5inches, 12 inches -(ANS) D. 5inches, 12 inches a^2 + b^2 = c^ 5^2 + 12^2= 13^ 25+144= 169= Pat deposits $600 in a savings account at a simple interest rate of 6 % per year for 5 years. how much will pat have earned in interest by the end of 5 years? A. $ B. $ C. $ D. $36 -(ANS) B. $ $600 times 6% (0.06) = 36 in 1 year 36 times 5 years = $180 interest in 5 years The width of a rectangle is 4 inches ( in ) and the area of the rectangle is 32 in² , which of the following represents the length of the rectangle? A. 36 in
B. 8 in C. 28 in D. 128 in -(ANS) B. 8 in Area of a rectangle = Length times Width 32 in^2 = L times 4 in divide by 4 32/4 = 8 in = length Arrange the following in order from the greatest to least. 265/ 20 % 270 % 2.6 -(ANS) 270%, 265/100. 2.6, 20% 265/100 = 2. 20% =0. 270% = 2.
An employee discovers that 0.0025 of all products predicted at his factory contain defects, which of the following % does this represent? A. 2.5% B. 0.25% C. 25% D. 0.025% -(ANS) B. 0.25% 0.0025 D2P move decimal two places to the right so 0.25% Which of the following is the mean of the set of data below? 30, 29, 28, 30, 24, 12, 26, 33, 25, 23 A. 26 B. 27 C. 21 D. 30 -(ANS) A. 26 30 + 29 + 28 + 30 + 24 + 12 + 26 + 33 + 25 + 23 = 260 divided by 10 (10 total numbers) = 26 A garden in the shape of a square has an area of 13 square feet. Each side of the garden has a length of √13 feet. Which of the following is the decimal approximation for the length of each side? A. 3.6 feet B. 4.5 feet C. 6.5 feet D. 2.6 feet -(ANS) A. 3.6 feet √13 =3. A pudding recipe for 50 people calls for 4 cups of sugar. Each bag of sugar contains 6 cups. How many bags of sugar will be needed to make this recipe for 300 people? A. 4 bags
D. 5 -(ANS) A. -
7x - 6 = 3x - 7x = 3x - 4x = - x=- For a school's annual budget, the total amount of money spent on supplies (s) and textbooks (t) cannot exceed $12,000. Which of the following inequalities accurately represents this scenario? A. s + t ≥ $12, B. s + t ≤ $12, C. s + t > $12, D. s + t < $12,000 -(ANS) B. s + t ≤ $12, What is the area of a square that measures 3.1 m on each side? A. 9.1 m^ B. 12.4 m^ C. 6.2 m^ D. 9.61 m^2 -(ANS) D. 9.61 m^ Area of a square is side tmes side and all sides are the same length so it can also be side ^2 so (3.1 m)^2 = 9.61 m^ If the trend in the graph above continues, which of the following is the best estimate of the average price of a home in 2016? A. $140, B. 125, C. 155, D. 120, (graph on page 11 of study guide document) -(ANS) A. $140, To rent tablecloths from a party rental vendor, there is an initial charge of $40. There is an additional charge of $5 per circular tablecloth (c) and $3.50 per rectangular tablecloth (r), which of the following represents the total cost (T) to rent tablecloths? A. 5r + 3.5c + 40 = T B. 5c + 3.5 r + 40 = T C. 5r + 3.5c - 40 = T D. 5c + 3.5 r - 40 = T -(ANS) B. 5c + 3.5 r + 40 = T A farmer needs to buy fertilizer for his farmland. The instructions on the fertilizer say 49.5 pounds of fertilizer is needed for 1 acre of land. The farmer buys 2,000 pounds of fertilizer. What is the approximate number of acres he can cover with the fertilizer he bought? A. 125 B. 1000 C. 300 D. 40 -(ANS) D. 40 49.5 pounds / 1 acre = 2,000 pounds / x (cross multiply) = 40 acres
A family is planning a driving vacation and is estimating the cost of gasoline. While on vacation , the family plans to drive 3,000 miles. The car goes about 25 miles per gallon , and the cost of gasoline is $ 1.66 per gallon. Which of the following is the estimate for the cost if the gasoline for gasoline for the vacation? A. $72. B. $199. C. $41. D. $120.00 -(ANS) B. $199. 3,000 miles / x = 25 miles / 1 gallon (cross multiply) = 120 gallons $1.66/1 gallon = x/120 gallons (cross multiply) = 199. A girl and her dog are playing tug of war with a piece of rope. The girl pulls on the rope with a force of 165 newtons ( N ) towards the east. The dog pulls with a force of 190 N toward the west. What is the net force on the rope? A. 25 N towards the west B. 35 N towards the east C. 190 N towards the west D. 165 N towards the east -(ANS) A. 25 N towards the west 190-165 = 25 and more towards west since 190 is west What is the product of 5/8 x 18/4 (Round the answer to the nearest ten thousandths) - (ANS) 2. 5/8 = 0. 18/4 = 4. 0.625 times 4.5 = 2. Four friends are sharing a pizza. One friend eats half of the pizza. The other three equally divide the rest among themselves. What portion of the pizza did each of the three friends receive? A. 1/ B. 1/ C. 1/ D. 1/5 -(ANS) C. 1/ 1 - 1/2 = 1/2 left after one friend eats the half 1/2 divided by 3 = 1/2 divided by 3/1 = 1/2 multiplied by 1/3 = 1/6 shared by the friends A survey of 500 teenagers was taken to see which sport was their favorite to watch on television. The pie chart above displays the results. which of the following data sets (number of teenagers) was used to develop the pie chart? A. basketball, 120; football 190; hockey 80; soccer, 90; other 20 B. basketball 240; football 380; hockey 160; soccer 180; other 40 C. basketball 120; football 190; hockey 90 soccer 80; other 20 D. basketball 190; football 120; hockey 90; soccer 80; other 20 (pie chart on page 15 of study guide document) -(ANS) A. basketball, 120; football 190; hockey 80; soccer, 90; other 20 500 total 500 times 24% = 120 basketball 500 times 38% = 190 football
A patient's temperature is recorded in degrees Fahrenheit every hour for 8 hr. the temperature in Fahrenheit were 99.0 , 99.2 , 98.7 , 99.3 , 99.7 , 98.6 , 100.0 , and 99.. What is the median temperature? -(ANS) 99.1 * F 98.6 , 98.7, 99.0, 99.0, 99.2, 99.3, 99.7, 100 99.0 +99.2 = 198. 198.2 / 2 = 99.1 is median Which of the following is the appropriate estimate of 1 teaspoon? A. 5 mL B. 30 mL C. 6 mL D. 1 mL -(ANS) A. 5 mL Singing is my favorite activity. "Singing" functions as which of the following parts of speech in the sentence above? A) Noun B) Adjective C) Adverb D) Preposition -(ANS) A) Noun Noun = person, place, thing, or object, or idea Which of the following options is the correct spelling of the plural form of crisis? A. Crises's B. Crisises C. Crisis's D. Crises -(ANS) B. Crisises Which of the following sentences is written correctly? A. "Were you late to the show," he asked? B. "I have to leave!" she said. C. "It's time to go home." I told him. D. "Don't stay out too late," My mother said. -(ANS) Which of the following transitional expressions should a student use to compare two ideas? A. Therefore B. Likewise C. For instance D. In addition -(ANS) B. Likewise Therefore- transition word for conclusion. For instance- transition expression of coating example In addition-often used to link multiple triats. The top-secret blueprints were for an intergalactic spaceship. Which of the following is the meaning of the prefix "inter-"as used in the sentence above? A.Past B.Into C.Among D. Below -(ANS) C.Among
prefix inter- means "among" (as in happening between two things). For example, International, interview, internet etc "The skies are clear, and I predict no rain in the __ future," the weather reporter announced. A. foreseeable B. forseeable C. forseeible D. foreseable -(ANS) A. foreseeable surely, he thought, I can't trust this enticing yet dubious offer, although I could use the opportunity more than I'd like. which of the following parts of speech is the word "although". A) conjunction B) interjection C) participle D) adverb -(ANS) A) conjunction Conjunction is a word that connects two clauses or sentences or coordinates words in the same clause. The word, "although" is used as a conjunction as it is joining; I can't trust this enticing yet dubious offer I could use the opportunity more than I'd like. Which of the following sentences contains formal language, rather than informal language? A. If you can't take the heat get out of the kitchen. B. The blue-footed bobby is a magnificent specimen. C. I didn't want to tell on my friends, but the teacher gave me no choice. D. When traveling alone, be on the the lookout for pick-pockets. -(ANS) B. The blue- footed bobby is a magnificent specimen. According to the prefix "in-" which of the following words defines "incredulous"? A. Convinced B. Disbelieving C. Weary D. Sympathetic -(ANS) B. Disbelieving Which of the following is the plural spelling of the word "loaf"? A. Loafs B. Loaves C. Loafes D. Loaf's -(ANS) B. Loaves Which of the following correctly uses subject-verb agreement? A. Statistics are an interesting subject. However, statistics is often misleading. B. Statistics are an interesting subject. However, statistics are often misleading. C. Statistics is an interesting subject. However, statistics is often misleading. D. Statistics is an interesting subject. However, statistics are often misleading. -(ANS) D. Statistics is an interesting subject. However, statistics are often misleading. Statistics can be used in both singular and plural ways. You just need to remember that it is used as singular when used as the science of collection, presentation, analysis and interpretation of numerical data. It is used as plural when it is used as numerical facts.
