3. Team leader Mr. X claims that the average output of his team is 900 pages per...
Fantastic news! We've Found the answer you've been seeking!
Question:
3. Team leader Mr. X claims that the average output of his team is 900 pages per day. To check his claim 50 employees are selected at random and the average output is found at 854 pages with the standard deviation of 42 pages.
a. Construct the null hypothesis and alternate hypothesis for the given problem. (5 Marks)
b. Is the claim of Mr. X true at 5% level of significance? Construct 95% confidence interval for the sample mean. (5 Marks)
Related Book For
Probability and Statistics
ISBN: 978-0321500465
4th edition
Authors: Morris H. DeGroot, Mark J. Schervish
Posted Date: