What is the population standard deviation

Reference no: EM13900212

1. Find the X value corresponding to z = 0.25 for each of the following distributions.

a. µ = 40 and s =4

b. µ = 40 and s = 8 c. µ =40 and s =16 d. µ = 40 and s =32

2. A score that is 6 points below the mean corresponds to a z-score of z =22.00. What is the population standard deviation?

Reference no: EM13900212

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