MATH221/MATH 221 WEEK 5 DISCUSSION

MATH 221
WEEK 5
Class
We should get started by discussing the normal curve and why it is so important.  You can also post answers to problem from the first few sections of chapter 5.  Starting Wednesday, after you have done work in sections 1, 2 and 3, you should think about answering the following question.  
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?

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