According to a college survey, 22% of all students work full time. Find the mean and standard deviation for the number of students who work full time in samples of size 16.

Answer 1

mu = np
mean = np
= 0.22 *16 =3.52
Standard Deviation = Sqrt(n PQ)
= Sqrt(16 *.22 *.78)
= 1.656985

Answer 2

A 27 year old woman decides to pay $156 for a 1 year life insurance policy with coverage of $100,000. The probability of her living through the year is 0.9995. Determine her expected value for the insurance policy show work

Answer 3

According to a college survey, 22% of all students work full time. Find the mean for the number of students who work full time in samples of size 16.

Answer 4

3.52 is the answer to this question