squirt3747
squirt3747
10.07.2019 • 
Mathematics

The population mean gpa of all clu students is 3.15 and the population variance is .55. a sample of 50 students is collected. use this information to answer the following five questions.
1. what is the standard deviation of the sample mean?
2. determine p (x < 3.00)
3. determine p (x ≥ 247)
4. determine p (2.95 < x < 3.09)
5. determine p (x = 3.15)

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