A textile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 ki

Question

1 year ago

12

A textile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 ki

lograms 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 x⎯⎯=11. 25. Suppose that the distribution of the sample mean is approximately normal. Round your final answer to five decimal places (e. G. 98. 76543). Enter your answer in accordance to the question statement

Engineering

1 answer:

svet-max [94.6K] · Answer 1 · 2023-08-06T11:35:32+03:00

svet-max [94.6K]1 year ago

7 0

Answer:

The p-value of the hypothsis 0.00135

Explanation: