As a quality control inspector, you have previously believed a claim that 3.2% of items made on your production line are defective. To see if you should still believe this claim: You decide to do a two sided significance test, with a significance level of 2%. You then randomly sample 420 items from the production line, and find that 22 of the items are defective. In percentage form, and rounded to four digits past the decimal point: what is the approximate P-vale of your test? Include percentage symbol at the end of your numerical answer

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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As a quality control inspector, you have previously
believed a claim that 3.2% of items made on your
production line are defective.
To see if you should still believe this claim: You
decide to do a two sided significance test, with a
significance level of 2%.
You then randomly sample 420 items from the
production line, and find that 22 of the items are
defective.
In percentage form, and rounded to four digits past
the decimal point: what is the approximate P-vale
of your test?
Include percentage symbol at the end of your
numerical answer
Transcribed Image Text:As a quality control inspector, you have previously believed a claim that 3.2% of items made on your production line are defective. To see if you should still believe this claim: You decide to do a two sided significance test, with a significance level of 2%. You then randomly sample 420 items from the production line, and find that 22 of the items are defective. In percentage form, and rounded to four digits past the decimal point: what is the approximate P-vale of your test? Include percentage symbol at the end of your numerical answer
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