Question: 14. (a) Explain conceptually why the proportion of variance accounted for equals 1.0 with a perfect correlation, (b) Why should you expect most relationships to

14.

(a) Explain conceptually why the proportion of variance accounted for equals 1.0 with a perfect correlation,

(b) Why should you expect most relationships to account for only about 9% to 25% of the variance?

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