Question: 2. The following sample observations were randomly selected: X: 5 36 3 4 4 68 Y: 13 15 7 12 13 11 9 5 a.

2. The following sample observations were randomly selected: X: 5 36 3 4 4 68 Y: 13 15 7 12 13 11 9 5

a. Draw a scatter diagram.

b. Determine the regression equation.

c. Determine the value of Y¿ when X is 7.

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