Mathematics, 07.07.2020 18:01 Kurlyash
A questionnaire about study habits was given to a random sample of students taking a large introductory stats class. The sample of 35 students reported that they spent an average of 115 minutes per week studying stats. Assume that the standard deviation is 40 minutes. A) Give a 95% confidence interval for the mean time spent studying stats by students in this class. B) Is it true that 95% of the students in the class have weekly studying times that lie in the interval you found in (A)? Explain
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