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For any normal distribution what are the zscore values that

For any normal distribution, what are the z-score values that form the boundaries for the middle 80%?

z =

z =

Solution

my answer:

z = ±1.28

z = ±1.28
For any normal distribution, what are the z-score values that form the boundaries for the middle 80%? z = z = Solutionmy answer: z = ±1.28 z = ±1.28

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