State the null and alternative hypotheses for this test. Compute the value of the Test Statistic? State the p-value for this test. State the conclusion for the test. Give reasons for your answer.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Question 3
A machine is set to produce no more than 0.07 defectives when properly adjusted. After the machine had been in operation for some time, a
sample of one hundred pieces was tested. Twenty defectives pieces were observed. Is there evidence at the 5% level of significance that the
machine needs readjustment?
(a) State the null and alternative hypotheses for this test.
(b) Compute the value of the Test Statistic?
(c) State the p-value for this test.
(d) State the conclusion for the test. Give reasons for your answer.
Transcribed Image Text:Question 3 A machine is set to produce no more than 0.07 defectives when properly adjusted. After the machine had been in operation for some time, a sample of one hundred pieces was tested. Twenty defectives pieces were observed. Is there evidence at the 5% level of significance that the machine needs readjustment? (a) State the null and alternative hypotheses for this test. (b) Compute the value of the Test Statistic? (c) State the p-value for this test. (d) State the conclusion for the test. Give reasons for your answer.
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