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Help to solve this statistics problem?
A textile fiber manufacture is investigating a new drapery yarn, which has a standard deviation of 0.3kg. The company wishes to test the hypothesis H0: population mean = 14 against H1: population mean < 14, using a random samples of five specimens.
Find beta for the case where the true mean elongation force is 13.5 kg and we assume that alpha = 0.05.
1 AnswerMathematics7 years ago