A researcher obtains SSₓ = 20,SSʏ = 5,and SP = 7 for a set of n = 25 pairs of scores.The Pearson correlation for these scores is r = 7/10 = 0.70.

Question

Quizplus · Accepted Answer

The Pearson correlation coefficient, $r$, is calculated using the formula $r = \frac{SP}{\sqrt{SS_x \times SS_y}}$. Substituting the given values, $r = \frac{7}{\sqrt{20 \times 5}} = \frac{7}{\sqrt{100}} = \frac{7}{10} = 0.70$, which matches the provided result.

A Researcher Obtains SSₓ = 20,SSʏ = 5,and SP =