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A study reveals that the correlation coefficient between class attendance and final grades is equal to r=.67. What percentage of variance in grades can be
A study reveals that the correlation coefficient between class attendance and final grades is equal to r=.67. What percentage of variance in grades can be accounted for by variance in attendance?
- 35%
- 72%
- 67%
- 85%
- 45%
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Path To College Mathematics (Subscription)
Authors: Elayn Martin Gay
1st Edition
0134654560, 9780134654560
