A national business magazine reports that the mean age of retirement for women executives is 64.9. A women's rights organization believes that this value does not accurately depict the current trend in retirement. To test this, the group polled a simple random sample of 96 recently retired women executives and found that they had a mean age of retirement of 63.9. Assuming the population standard deviation is 4.4 years, is there sufficient evidence to support the organization's belief at the 0.01 level of significance? Step 1 of 3: State the null and alternative hypotheses for the test. Fill in the blank below. Ho :u = 64.9 %3D 64.9 田 Tables I Keypad Answer Keyboard Shortcuts
A national business magazine reports that the mean age of retirement for women executives is 64.9. A women's rights organization believes that this value does not accurately depict the current trend in retirement. To test this, the group polled a simple random sample of 96 recently retired women executives and found that they had a mean age of retirement of 63.9. Assuming the population standard deviation is 4.4 years, is there sufficient evidence to support the organization's belief at the 0.01 level of significance? Step 1 of 3: State the null and alternative hypotheses for the test. Fill in the blank below. Ho :u = 64.9 %3D 64.9 田 Tables I Keypad Answer Keyboard Shortcuts
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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