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A company is doing a hypothesis test on the variation of quality from two suppliers. They believe that one of the suppliers has a different variance than the other supplier and would like to perform a hypothesis test to support their claim. Both distributions are normal, and the populations are independent. use a = 0.01 Họ:01² = 0 2 ² HA:012 = 0 2 2 Supplier 1: standard deviation = 2.76, Sample size = 28 Supplier 2: standard deviation = 6.23, Sample size = 13. The test statistic (rounded to 4 decimal places) is = The p-value (rounded to 4 decimal places) is = O Fail to reject the null hypothesis - there is not enough evidence to support a meaningful difference in the variance of the suppliers. O Reject the null hypothesis - there is enough evidence is support a meaningful difference in the variance of the suppliers.

A company is doing a hypothesis test on the variation of quality from two suppliers. They believe that one of the suppliers has a different variance than the other supplier and would like to perform a hypothesis test to support their claim. Both distributions are normal, and the populations are independent. use a = 0.01 Họ:01² = 0 2 ² HA:012 = 0 2 2 Supplier 1: standard deviation = 2.76, Sample size = 28 Supplier 2: standard deviation = 6.23, Sample size = 13. The test statistic (rounded to 4 decimal places) is = The p-value (rounded to 4 decimal places) is = O Fail to reject the null hypothesis - there is not enough evidence to support a meaningful difference in the variance of the suppliers. O Reject the null hypothesis - there is enough evidence is support a meaningful difference in the variance of the suppliers.

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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A company is doing a hypothesis test on the variation of quality from two suppliers. They believe that one of the suppliers has a different variance than the other supplier and would like to perform a hypothesis test to support their claim. Both distributions are normal, and the populations are independent. use a = 0.01 Ho :012 = 0 2 2 2 z 0 2 HA:0 1 Supplier 1: standard deviation = 2.76, Sample size = 28 Supplier 2: standard deviation = 6.23, Sample size = 13. The test statistic (rounded to 4 decimal places) is = The p-value (rounded to 4 decimal places) is = O Fail to reject the null hypothesis - there is not enough evidence to support a meaningful difference in the variance of the suppliers. O Reject the null hypothesis - there is enough evidence is support a meaningful difference in the variance of the suppliers.
Transcribed Image Text:A company is doing a hypothesis test on the variation of quality from two suppliers. They believe that one of the suppliers has a different variance than the other supplier and would like to perform a hypothesis test to support their claim. Both distributions are normal, and the populations are independent. use a = 0.01 Ho :012 = 0 2 2 2 z 0 2 HA:0 1 Supplier 1: standard deviation = 2.76, Sample size = 28 Supplier 2: standard deviation = 6.23, Sample size = 13. The test statistic (rounded to 4 decimal places) is = The p-value (rounded to 4 decimal places) is = O Fail to reject the null hypothesis - there is not enough evidence to support a meaningful difference in the variance of the suppliers. O Reject the null hypothesis - there is enough evidence is support a meaningful difference in the variance of the suppliers.
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