111 Compute the z -score corresponding to each of the following values of x : a. x...

111 Compute the z -score corresponding to each of the following values of x :

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a. x = 40, s 5, x = 30 = b. x=90, p = 89, = 2 c. p = 50, = 5, x = 50 d. s = 4, x = 20, x = 30 e. In parts a-d, state whether the z-score locates x within a sample or within a population. f. In parts a-d, state whether each value of x lies above or below the mean and by how many standard deviations.