:
regular exercise no regular exercise
sample size 25 25
Average score 132 121
SD of scores 25 25
Suppose the null hypothesis is that regular exercise does
not help to maintain mental ability among the faculty members
aged 40 to 50, and the alternate hypothesis is that it does. The
I I P-level of the appropriate statistical test is closest to
a. 5%
b. 3%
c. .002%
d. .001%
e. 1%