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For the following data:
a) Find the regression equation for the predicting y from x.
b) Use the regression equation to find a predicted y for each x
c) Find the difference between the actual y value and the predicted y value for each individual, square the differences and add the squared values to obtain ss residual.
d) Calculate the Pearson Correlation for these data. Use r square and ssy to compute ss residual with equation 15.18.
x y-----------1 24 73 52 15 143 7----------------
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