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bbhosted.cuny.edu al Exam - 2022 Spring Term (8W1) Principles and ... Bb Continue: STA 250.898 - SP22 Final Exam - 2022 Sprin.. Bb Take Test:

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bbhosted.cuny.edu al Exam - 2022 Spring Term (8W1) Principles and ... Bb Continue: STA 250.898 - SP22 Final Exam - 2022 Sprin.. Bb Take Test: STA 250.898 - SP22 Final Exam - 2022 S_ C Solved A random Remaining Time: 53 minutes, 06 seconds. Question Completion Status: P 6 WORD QUESTION 8 5 A random sample of 325 John Jay students reported that they studied 8.1 hours on average for their most difficult midterm exam. The standard deviation of the sample was 5.5 hours. a. Calculate the 95% Confidence Interval for the unknown parameter - the average time that John Jay students study for a difficult midterm exam. Please record your answers in one decimal place. Lower Bound Upper Bound QUESTION 9

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