Consider the following data. The summary statistics, histogram, and normal quantile plot were generated by Minitab.

(a) Does the histogram indicate normality for the data distribution? Explain.
(b) Does the normal quantile plot indicate normality for the data distribution? Explain.
(c) Compute the interquartile range and check for outliers.
(d) Compute Pearson€™s index. Does the index value indicate skewness?
(e) Using parts (a)€“(d), would you say the data are from a normal distribution?

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27 27 27 28 28 28 28 28 28 29 29 29 29 29 29 29 29 29 29 3030 30 30 30 30 30 30 30 30 30 30 3 31 31 31 31 31 31 3 32 32 32 32 33 33 33 33 33 34 34 Histogram (Normal) 2 12 10 8 Mean 30.16 St Dev 1.811 50 4 2 26 28 30 32 34 Normal Quantile Plot 32 31 30 T 29 T 28 T 27十 26 . 2 -1 0 2 03 50 0 30.160 0.2561.811 27.000 29.000 30.000 31.000 Variable N N*Mean SE Mean StDev Minimum Data Variable Maximum Data Q1 Median 34.000