Construct a 99​% confidence interval to estimate the population mean using the data below. What assumptions need to be made about this​ population?   x=38 s=7.8 n=22 What assumptions need to be made about this population? a. the population size is larger than 30 b. the population follows the student's t-distribution. c. the population follows the normal probability distribution. d. the population distribution is skewed to one side.

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Construct a 99​% confidence interval to estimate the population mean using the data below. What assumptions need to be made about this​ population?
 
x=38
s=7.8
n=22

What assumptions need to be made about this population?

a. the population size is larger than 30

b. the population follows the student's t-distribution.

c. the population follows the normal probability distribution.

d. the population distribution is skewed to one side.

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