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An automotive part must be machined to close tolerances to be acceptable to customers. Production specifications call for a maximum variance in the lengths of the parts of .0004. Suppose the sample variance for 30 parts turns out to be s 2 = .0005. Use a = .05 to test whether the population variance specification is being violated. a. State the null and alternative hypotheses. Ho : 0 Select Hạ : o2 Select b. Calculate the value of the test statistic (to 2 decimals). c. The p-value is Select d. What is your conclusion? Select

An automotive part must be machined to close tolerances to be acceptable to customers. Production specifications call for a maximum variance in the lengths of the parts of .0004. Suppose the sample variance for 30 parts turns out to be s 2 = .0005. Use a = .05 to test whether the population variance specification is being violated. a. State the null and alternative hypotheses. Ho : 0 Select Hạ : o2 Select b. Calculate the value of the test statistic (to 2 decimals). c. The p-value is Select d. What is your conclusion? Select

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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An automotive part must be machined to close tolerances to be acceptable to customers. Production specifications call for a maximum variance in the lengths of the parts of .0004. Suppose the sample variance for 30 parts turns out to be s 2 = .0005. Use a = .05 to test whether the population variance specification is being violated. a. State the null and alternative hypotheses. Ho : 0 Select Hạ : o2 Select b. Calculate the value of the test statistic (to 2 decimals). c. The p-value is Select d. What is your conclusion? Select
Transcribed Image Text:An automotive part must be machined to close tolerances to be acceptable to customers. Production specifications call for a maximum variance in the lengths of the parts of .0004. Suppose the sample variance for 30 parts turns out to be s 2 = .0005. Use a = .05 to test whether the population variance specification is being violated. a. State the null and alternative hypotheses. Ho : 0 Select Hạ : o2 Select b. Calculate the value of the test statistic (to 2 decimals). c. The p-value is Select d. What is your conclusion? Select
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