Question: We have data from 37 employee height with mean = 172.378 and standard deviation= 6.348. 1- Do a hypothesis testing to check whether population standard

We have data from 37 employee height with mean = 172.378 and standard deviation= 6.348.

1- Do a hypothesis testing to check whether population standard deviation is less than 7 or not?

2- What is the upper value of the one-sided 99% confidence interval for the true standard deviation?

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