LONG ACTIVITY STATISTICS AND PROBABILITY
NAME: ___________________________________
I.
II.
SCORE:_____________
SAMPLING AND SAMPLING DISTRIBUTION
Direction: Solve the following problems.
1.
A population has a mean of 75 and a standard deviation of 17.4. A sample of 35 items is
randomly selected from this population. What is the probability that the mean of this
sample lies between 72 and 79?
2.
ESTIMATION OF PARAMETERS