A sample of 100 items has a population standard deviation of 5.1 and a mean of 21.6. Construct a 95 percent confidence interval for μ.
A) [11.60, 31.60]
B) [21.16, 22.04]
C) [20.60, 22.60]
D) [20.76, 22.43]

Name: A sample of 100 items has a population standard deviation of 5.1 and a mean of 21.6. Construct a 95 percent confidence interval for μ. A) [11.60, 31.60] B) [21.16, 22.04] C) [20.60, 22.60] D) [20.76, 22.43]
Brand: Quizplus
Rating: 4.8 (33 reviews)

Question

Quizplus · Accepted Answer

21.6 ± 1.96= 20.6 to 22.6

A Sample of 100 Items Has a Population Standard Deviation