Question: 3. Given are five observations collected in a regression study on two variables. xi 2 6 9 13 20 yi 7 18 9 26 23

3. Given are five observations collected in a regression study on two variables.

xi 2 6 9 13 20 yi 7 18 9 26 23

a. Develop a scatter diagram for these data.

b. Develop the estimated regression equation for these data.

c. Use the estimated regression equation to predict the value of y when x = 6.

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