(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!
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 99% 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.