SOLUTION: A psychologist studied self-esteem scores and found the data set to be normally distributed with a mean of 80 and a standard deviation of 8. What are the z-scores that mark the mi

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Question 1082750: A psychologist studied self-esteem scores and found the data set to be normally distributed with a mean of 80 and a standard deviation of 8.
What are the z-scores that mark the middle 95% of this distribution?

Answer by stanbon(75887) About Me  (Show Source):