Question

Which of the following describes what a confidence interval does?
a. It uses a sample mean to estimate the corresponding population mean. b. It uses a population mean to predict a sample mean.
c. It uses a level of confidence to estimate a sample mean.
d. It uses the sample mean to determine a level of confidence.

Answer 1

Solution:

a. It uses a sample mean to estimate the corresponding population mean.

Option a is correct.

It uses a sample mean to estimate the corresponding population mean.