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(Solved): please assist me with this problem. thank you! Undergraduate GPAs it is desired to estimate the mean ...



please assist me with this problem. thank you!

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Undergraduate GPAs it is desired to estimate the mean GPA of each undergraduate class at a large unwersity. How large a sample is neceisary to estimate the GPA within 0.27 at the confidence ievel? The population standard deviation is 1.28 . If needed, round your final answer to to the next whote number The university needs at least a sample of students.


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