Scores were obtained from a random sample of 22 male psychology students on measures of narcissism (x1), depression (x2), and self-esteem (y). The sum of squares for the ? values was 25 and the sum of squares for y was 26. Therefore, dfregression = ______ and dferror = ______.
a. 2; 19
b. 1; 20
c. 19; 3
d. 21; 1
Ans: A
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The path of a light wave, as it enters the human eye, is:
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What will be an ideal response?