Question: be a simple random sample from a population of bivariate data The variable X is x x2 x3 x1s The variable Y is y y2

be a simple random sample from a population of bivariate data

be a simple random sample from a population of bivariate data The variable X is x x2 x3 x1s The variable Y is y y2 y3 y s The values of the terms in the sample are presented in the table below The slope of the least squares line between X and Y is 11 5774 i Xi 1 3 20 2 4 50 3 2 00 4 4 60 5 7 80 6 9 20 7 5 50 8 6 60 9 7 00 10 11 50 160 00 11 12 30 180 00 12 1 90 60 00 13 6 20 95 00 14 7 30 125 00 15 8 40 125 00 yi 74 00 86 00 51 00 92 00 130 00 146 00 90 00 101 00 111 00 A What is the sample size n B Compute the correlation coefficient r C Find the equation of the least squares line between X and Y

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