Refer to the data in Exercise 11.44.
a. Compute the correlation coefficient between years of experience and first- year salary. Do the sign and size of the correlation agree with the pattern observed in the scatterplot?
b. Compute the Spearman rank correlation coefficient between years of experience and first- year salary.
c. Which of the correlations is more influenced by the data values that do not follow the overall pattern?
In exercise

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EXPER85 51 4 3 330 13 14 10 2 SALARY 113.9 112.5 109 1251 116 112.7 104.5 100.1 1011 126.9 97.9 1135 98.3 EXPER 2 5 13 1 5 15 57 4 3 3 7 SALARY 97.2 111.3 124.7 105.3 107 103.8 1074 100.2 1128 100.7 107.3 103.7 1218 EXPER 796 6 4 65 1 13 1 624 SALARY 111.7 116.2 108.9 119 96.1 113.5 1104 987 120.1 98.9 108.4 110.6 1018 EXPER15 42 7511 0 6 SALARY 104.4 106.6 103.9 105 979 104.6 106.9 1076 103.2 1016 99.2 1017 120.1