Question: I am having trouble starting this problem. I think I would first have to find the z score for part A but I am not

I am having trouble starting this problem. I think I would first have to find the z score for part A but I am not sure.

Heights American females aged 20 to 29 years old have heights that are approximately normally distributed with a mean of 64. 5 inches and a standard deviation of 2.5 inches . 2 . If you randomly select 10 females in this age range , what is the probability that the mean height of the women in the sample is more than 67 inches ? The middle 95% of heights of females in this age range are between what two heights ? W

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