Question: My study guide shows that the answer for c. is 2 and the answer for d. 3 BUT I am having difficulty trying to find

My study guide shows that the answer for c. is 2 and the answer for d. 3 BUT I am having difficulty trying to find out exactly how to do the problem. Please complete the two and explain thoroughly. If you want to throw in an extra couple of problems you have that explains it, thanks.

Please help with each step.

The average score on a math mid-term is 80 and a standard deviation of 0.8 is normally distributed.

c. By how many standard deviations would a score of 79 differ from the mean?

d. By how many standard deviations would a score of 82 differ from the mean?

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