Question: DOI LTE Take Quiz Exit O Ho : S = 50 Question 8 3.33 pts A sample of 50 customers from a large normal population

DOI LTE Take Quiz Exit O Ho : S = 50 Question 8 3.33 pts A sample of 50 customers from a large normal population has a mean waiting time of 23 minutes. We know from past testing that the population standard deviation is 4 minutes. Determine a 95% confidence interval for the true mean(waiting time) of the population. (23.4505, 26.5495) O (21.8913, 24.1087) O (34.5051, 65.4949) O (44.5051, 75.4949) Question 9 3.33 pts I would like to explore what the annual average salary of the MSU faculties is. To that end, I ask 20 professors how much money they The esults

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