Question: Consider the sample of 12 incomes given in Example 3.2 (page 103). a. Sort the income data from smallest to largest, and compute i (n

Consider the sample of 12 incomes given in Example 3.2 (page 103).

a. Sort the income data from smallest to largest, and compute i (n 1) for each observation.

b. Compute the standardized normal quantile value O i for each observation.

c. Graph the normal probability plot for the salary data and interpret this plot. Does the plot indicate that the data are skewed?

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