Estimating the standard z-scores

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Reference no: EM1312704

Suppose the random variable x is best described by a normal distribution with µ = 24 and σ = 2.7. Find the z-score that corresponds to each of the following x values.

a) x = 20, z = ______

b) x = 30, z = ______

c) x = 34, z = ______

Reference no: EM1312704

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