Question: Suppose that 40 and 90 are two elements of a population data set and that their z-scores are -2 and 3, respectively. Using only this

Suppose that 40 and 90 are two elements of a population data set and that their z-scores are -2 and 3, respectively. Using only this information, is it possible to determine the population's mean and standard deviation? If so, find them. If not, explain why it's not possible.

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