You would like to study the weight of students at your
university. Suppose the average for all university students is 160
with a variance of 841.00 lbs, and that you take a sample of 25
students from your university.
a) What is the probability that the sample has a
mean of 158 or more lbs?
probability =
b) What is the probability that the sample has a
mean between 160 and 162 lbs?
probability =
Get Answers For Free
Most questions answered within 1 hours.