5. The diameters of peaches in a certain orchard are normally distributed with a mean of 4.01 inches and a standard deviation of 0.44 inches. Show all work.
(A) What percentage of the peaches in this orchard is larger than 3.94 inches?
(B) A random sample of 100 peaches is gathered and the mean diameter is calculated. What is the probability that the sample mean is greater than 3.94 inches? PLEASE HELP

Question

5. The diameters of peaches in a certain orchard are normally distributed with a mean of 4.01 inches and a standard deviation of 0.44 inches.  Show all work. 
(A)  What percentage of the peaches in this orchard is larger than 3.94 inches? 
(B)  A random sample of 100 peaches is gathered and the mean diameter is calculated. What is the probability that the sample mean is greater than 3.94 inches?  PLEASE HELP

kropot72 · Answer

First step is to find the z-score to use in (A). Can you do that?

anonymous · Answer

4.01-3.94/0.44?