Mathematics, 21.12.2019 01:31 chem64

Exercise 5. the sample mean and sample standard deviation for the grade point averages of a random sample of 100 college freshmen at a certain university are 2.5 and 0.2 respectively. show that 2.4485 < μ < 2.5515 is a 99% (approximate) confidence interval estimate for the mean μ of grade point averages for the entire freshmen class.

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Exercise 5. the sample mean and sample standard deviation for the grade point averages of a random s...

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