QUESTION 19It was found that the mean annual tumover rate of the Aspirin medicine bottle is 22. The management think that the mean is changed.Therefore, a random sample of 92 is chosen that shows the average is 19 and the standard deviation is 12. Use 0.07 significance level to testthis claim.Based on the above, the test statistic is equal to?(Round answer to two decimal places ex. 2.09)

In the question, we have the following data, Hypothesized mean=22 They have considered 92 samples,…

Answered: ased on the above, the test statistic…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Q1: Identify the sampling technique used in the above scenarios. B puts students' names in a hat and then selects his sample by picking 5 names, from his hat. B wants to check the airport security and for that he choose the first 50people to pass through a checkpoint. B wants to check the food quality of the products and for that he selects every 10thitems as her sample. B want to analyze the job satisfaction level among employees. He divided employees on the basis of “managers” and “non-managerial employees” and then randomly select 10 persons from each group. B want to study on gambling addiction and realized that it is difficult to get in contact with gambling addictive. He had however been in contact with one individual gambler in the initial phase of the study. When he interviewed him he asked if he had knowledge of other gamblers. The gambler gave references for two persons. When these two persons were interviewed, one gambler give reference…
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ased on the above, the test statistic is equal to? (Round answer to two decimal places ex. 2.09)