Mathematics, 12.12.2019 06:31 jayjat97
Atextile 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 h0: µ = 12 against h1: µ < 12 using a random sample of n = 4 specimens. calculate the p-value if the observed statistic is xbar (average) = 11.25
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Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much
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Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean...
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