(Answered) The following data represents rain fall x and yield of

Statistics

The following data represents rain fall (x) and yield of paddy per hectare (y) in a particular area.

X 113 102 95 120 140 130 125

Y 1.8 1.5 1.3 1.9 1.1 2.0 1.7

Fit the regression equation x and y. Estimate Y when x= 145. Calculate Karl Pearson's coefficient of correlation. calculate regression coefficient x on y and y on x. check whether the regression line is a good fit.

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