Listed below are student evaluation ratings of courses, where
a rating of 5 is for "excellent." The ratings were obtained at one
university in a state. Construct a confidence interval using a 95%
confidence level. What does the confidence interval tell about the
population of all college students in the state?
3.9, 3.1, 3.7, 4.4, 3.2, 4.4, 3.7, 5.0, 4.7, 4.5, 4.1, 3.9,
3.3, 3.7, 4.0
What is the confidence interval for the population mean
mu
μ?