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Standard Format for the Hypothesis Testing - Quiz 18 | MATH 1530, Quizzes of Probability and Statistics

Pellissippi State Technical Community CollegeProbability and Statistics
Prof. David W. Carter

Material Type: Quiz; Professor: Carter; Class: Elementary Probability & Statistics; Subject: Mathematics; University: Pellissippi State Technical Community College; Term: Unknown 1989;

Typology: Quizzes

Pre 2010

Uploaded on 08/18/2009

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MATH 1530 – Quiz # 18 (Quizpak 7) Name _____________________________
The original claim or statement in words:
A given random sample shows the following statistics for the length of time U.S.
commercial jets have been in service:
85, 15.8 years, and 8.3 yearsn x s
.
Test the claim that for the population of U.S. commercial jets, the mean age is less than
18 years. Use a significance level of
.05
.
0
H
: ____________
A
H
: ____________
____________
Rejection Criteria: Reject
o
H
if ________________________________________________________
Test Statistic:
_______ = ________________________ = ________________________ = _____________________
General Formula Specific Formula Numeric Value
p-value = ____________________ = _____________________________ = ____________________
Decision: _____________________________________
Concluding Statement: _______________________________________________________________
__________________________________________________________________________________
__________________________________________________________________________________
__________________________________________________________________________________
__________________________________________________________________________________
Standard Format for Hypothesis Testing - Chapter 7
pf3
pf4

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Download Standard Format for the Hypothesis Testing - Quiz 18 | MATH 1530 and more Quizzes Probability and Statistics in PDF only on Docsity!

MATH 1530 – Quiz # 18 (Quizpak 7) Name _____________________________

The original claim or statement in words:

A given random sample shows the following statistics for the length of time U.S.

commercial jets have been in service: n^ 85,^ x^ 15.8 years, and^ s 8.3 years^.

Test the claim that for the population of U.S. commercial jets, the mean age is less than

18 years. Use a significance level of ^ .^.

H 0 : ____________

H A : ____________

  ____________

Rejection Criteria: Reject H^ o if ________________________________________________________ Test Statistic: _______ = ________________________ = ________________________ = _____________________ General Formula Specific Formula Numeric Value p-value = ____________________ = _____________________________ = ____________________ Decision: _____________________________________ Concluding Statement: _______________________________________________________________

Standard Format for Hypothesis Testing - Chapter 7

The original claim or statement in words: ____________________________________

______________________________________________________________________

______________________________________________________________________

H 0 : ____________

H A : ____________

  ____________

Rejection Criteria: Reject H^ o if ________________________________________________________ Test Statistic: _______ = ________________________ = ________________________ = _____________________ General Formula Specific Formula Numeric Value p-value = ____________________ = _____________________________ = ____________________ Decision: _____________________________________ Concluding Statement: _______________________________________________________________

MATH 1530 – STATDISK WORKSHEET - CHAPTER 7 Name _______________________

Ch. 7: Test Statistics (one population) 0 T S.. x z n

Mean (^ ^ known OR n  30 ) 0 T S.. x t s n

Mean (^ ^ unknown AND n  30 ) 0

.. 0 0

T S p p z p q n

Proportion

0

.. 2 2 2

T S n s  

 (^) Standard Deviation ( or Variance ) HYPOTHESIS TEST: WORDING OF FINAL CONCLUSION Start

Does the original

claim contain the

condition of

equality?

Do you reject H^ 0? Do you reject H^ 0? “The sample data does provide sufficient evidence to warrant rejection of the claim that... (original claim), at … .” Yes Yes “The sample data does NOT provide sufficient evidence to warrant rejection of the claim that... (original claim), at … .” Yes “The sample data does provide sufficient evidence to support the claim that... (original claim), at … .” “The sample data does NOT provide sufficient evidence to support the claim that... (original claim), at … .” No (Fail to reject H^ 0 ) No (Fail to reject H^ 0 ) No (Original claim does NOT contain equality)