Mathematics, 27.03.2020 04:10 kobiemajak
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 Upper H Subscript 0 Baseline colon mu equals 12 against Upper H Subscript 1 Baseline colon mu less-than 12 using a random sample of n equals 4 specimens. Calculate the P-value if the observed statistic is x overBar equals 11.1.
Answers: 2
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