Mathematics, 19.03.2021 01:00 liddopiink1
A textile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. The company wishes to test the hypothesis against using a random sample of specimens. Calculate the P-value if the observed statistic is . Suppose that the distribution of the sample mean is approximately normal.
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A textile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mea...
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