Question: D Question 19 10 pts Wait time at a Quick Service Restaurant is critical to customer satisfaction. Suppose Chipotle wishes to analyze the wait time

D Question 19 10 pts Wait time at a Quick Service Restaurant is critical to customer satisfaction. Suppose Chipotle wishes to analyze the wait time during the lunch rush by taking a random sample of n = 15 wait times. The sample mean was found to be 389 seconds with a sample standard deviation of 19 seconds. Assume the population of wait times is normally distributed. Calculate a 95% confidence interval for the true mean wait time. 348.245 to 429.755 seconds 370 to 408 seconds 378.477 to 399.523 seconds None of the responses

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