Question

Problem 1: A population in a certain place in the municipality of Nasipit has a mean
of 128 and standard deviation of 22.

a. Find the mean and standard deviation of X for samples of size 36.

b. Find the probability that the mean of a sample of size 36 will be within 10
units of the population mean, that is, between 118 and 138.​

Answer 1

Answer:

Problem 1: A population in a certain place in the municipality of Nasipit has a mean

of 128 and standard deviation of 22.

a. Find the mean and standard deviation of X for samples of size 36.

b. Find the probability that the mean of a sample of size 36 will be within 10

units of the population mean, that is, between 118 and 138.