A consulting firm used a random sample of 12 CIOs (chief information officers) of large businesses to examine the relationship (if any) between salary (in thousands) and years of service in the firm.
(a) Make a scatter plot and describe it.
(b) Calculate a correlation coefficient and interpret it.

Transcribed Image Text:

Years X)415 15 8 1 5 5 8 10 161 Salary (Y) 133 129 143 32 144 6 128 79 140 116 88 170