Suppose x 50 sx 10 y 200 and sy 30 what is the value of r, Ask an Expert

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Suppose X 50, SX 10, Y 200, and SY 30. What is the value of r for each of the following circumstances?

(a) For X 40, the regression equation predicts Y 170.

(b) For X 40, the equation predicts Y 230.

(d) For X 30, Y 230.

(e) For X 70, Y 215.

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