Find the standard score z such that the area above the mean

Assignment Help Basic Statistics

Consider the following. (Give your answers correct to two decimal places.)

a) Find the standard score (z) such that the area above the mean and below z under the normal curve is 0.3982.

b) Find the standard score (z) such that the area above the mean and below z under the normal curve is 0.4714.

c) Find the standard score (z) such that the area above the mean and below z under the normal curve is 0.3719.

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