Question

4. The following data represents rainfall (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
a) Fit the regression equation x on y b) Estimate y when x = 145
c) Calculate karl pearson’s coefficient of correlation.
d) Calculate regression coefficient x on y and y on x e) Check whether the regression line is a good fit

Answer 1

Answer:

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Explanation:

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