When you see r2, what should pop into your mind?
A. Proportion
B. Percent
C. Variance accounted for
D. Correlation squared
E. All of the above
Ans: E. All of the above
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Suppose that you are a young person, and you are in a room full of people who are all at least twenty or thirty years older than you. Research suggests that you are likely to be especially aware of your age in this situation
Indicate whether the statement is true or false
The difference threshold for light is defined as the
a. weakest amount of light the average person can perceive most of the time. b. ratio of the amplitude and wavelength. c. difference in wavelengths between analogous hues. d. smallest difference in intensity required to perceive a difference in intensity 50% of the time.
Imagine that you are trying to persuade an audience to buy your brand of toothbrush. You know that the audience's attitudes about toothbrushes are cognitively based. You should construct an argument that emphasizes the
a. good feelings that result from using your toothbrush. b. important health features of your toothbrush. c. value of clean teeth and gums. d. merits of competitors' toothbrushes.
Among research participants from different cultures, it has been found that
A) strong emphasis is placed on romance and "fairy tale" love. B) individuals are less practical about love and marriage. C) passionate love for the spouse is correlated with marital satisfaction. D) people tend to have less happy marriages than in individualistic cultures. E) marriage is not considered an important part of life.