Maguz6860 Maguz6860

20-12-2022
Mathematics

Answered

a random sample of 100 students had a mean grade point average (gpa) of 3.2 with a standard deviation of 0.2. the standard error of the sample mean in this case is 0.02. given below are the 90%, 95%, 98% and 99% confidence intervals (not necessarily in that order) for the mean gpa for all students. which interval would represent the 98% confidence interval?

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