stic is z =. o decimal places as needed.) ritical value(s). Select the correct choice below and fill in the answer box within your choice. o decimal places as needed.) critical value is -Z₁ =.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 1% significance level.
x=45, n=17, o=6, Ho: μ=40, Ha: μ> 40
The test statistic is z =
(Round to two decimal places as needed.)
C
Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice.
(Round to two decimal places as needed.)
O A. The critical value is -Z₁ =
OB. The critical values are ±Z/2 = ±
OC. The critical value is Z =
Transcribed Image Text:A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 1% significance level. x=45, n=17, o=6, Ho: μ=40, Ha: μ> 40 The test statistic is z = (Round to two decimal places as needed.) C Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice. (Round to two decimal places as needed.) O A. The critical value is -Z₁ = OB. The critical values are ±Z/2 = ± OC. The critical value is Z =
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