Mathematics, 10.11.2020 21:40 sg3635939
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 90% confidence level. What does the confidence interval tell about the population of all college students in the state?
3.9, 3.0, 4.0, 4.7, 3.2, 4.0, 3.8, 4.5, 4.3, 4.2, 4.3, 3.8, 3.0, 4.1, 4.0
What is the confidence interval for the population mean ?
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