Question: Five observations taken for two variables follow. xi 3 8 12 18 24 yi 3 6 3 14 9 (a) Develop a scatter diagram for

Five observations taken for two variables follow. xi 3 8 12 18 24

yi 3 6 3 14 9

(a) Develop a scatter diagram for these data. (b) What does the scatter diagram indicate about the relationship between x and y? (c) Compute and interpret the sample covariance. (d) Compute and interpret the sample correlation coefficient.

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