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QUESTION 3 Suppose that the correlation, r , between two variables x and y is -0.55. What would you predict about y value, if the

QUESTION 3

Suppose that the correlation,r, between two variablesxandyis -0.55.

What would you predict about y value, if the x value is 2 standard deviations above its mean?

What would you predict about y value, if the x value is 2 standard deviations below its mean?

What fraction of the variability in y can be explained by x?

What fraction of the variability in y cannot be explained by x?

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