Question

Construct a 95% confidence interval to estimate the population mean with $ar{x}$ = 104 and $sigma$ = 29 for the following sample sizes. a) n = 37 b) n = 41 c) n = 67 a) With 95% confidence, when n = 37, the population mean is between the lower limit of and the upper limit of . (Round to two decimal places as needed.)

          Construct a 95% confidence interval to estimate the population mean with $ar{x}$ = 104 and $sigma$ = 29 for the following sample sizes.
a) n = 37
b) n = 41
c) n = 67
a) With 95% confidence, when n = 37, the population mean is between the lower limit of and the upper limit of .
(Round to two decimal places as needed.)

Construct a 95% confidence interval to estimate the population mean with $ar{x}$ = 104 and $sigma$ = 29 for the following sample sizes.
a) n = 37
b) n = 41
c) n = 67
a) With 95% confidence, when n = 37, the population mean is between the lower limit of and the upper limit of .
(Round to two decimal places as needed.)

Added by Benjamin P.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Robin Corrigan

05/19/2023

Step 1

This value can be found using a z-table or a calculator. The critical value for a 95% confidence interval is 1.96. Show more…

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Construct a 95% confidence interval to estimate the population mean with x̄ = 104 and σ = 29 for the following sample sizes. a) n = 37 b) n = 41 c) n = 67 a) With 95% confidence, when n = 37, the population mean is between the lower limit of and the upper limit of. (Round to two decimal places as needed.)