9.If through a scatter diagram we can see a linear and negative association with a coefficient of determination (r ^ 2 = .89), then the correlation between the variables is: select one: a. -0.7921 b. 0.9434 c. -0.9434 d. 0.7921

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9.If through a scatter diagram we can see a linear and negative association with a coefficient of determination (r ^ 2 = .89), then the correlation between the variables is:

select one:

a. -0.7921

b. 0.9434

c. -0.9434

d. 0.7921

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It is given that r2 is 0.89.

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