C
OMMON
S
TATISTICAL
S
YMBOLS
E
XERCISE
1. Identify each of the following symbols:
a. X
b. s
c. µ
d. σ
2
e.
X
f. s
2
g. σ
2. Give the symbol for each of the following:
a. Mean of a sample
b. Mean of a population
c. Standard deviation of a sample
d. Standard deviation of a population
e. A raw score
f. Variance of a sample
g. Variance of a population
3. Match the following symbols with their identifier:
a. s A. Raw Score
b. σ B. Sample Mean
c. X C. Population Mean
d. µ D. Sample Variance
e. σ
2
E. Population Variance
f. s
2
F. Sample Standard Deviation
g.
X
G. Population Standard Deviation
