A graphical representation of a frequency distribution in which vertical bars centered above scores on the x-axis touch each other is a _____
a. histogram
b. bar graph
c. pie graph
d. frequency polygon
a
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Which statement is true about women's self-esteem?
a. women's self-esteem is more affected by self-reflection than men's b. women's self-esteem is more affected by task success than men's c. women have generally lower self-esteem than men d. men have generally lower self-esteem than women
To control stress, it is best to find time to relax. Exercise is not as helpful
Indicate whether the statement is true or false.
Which of the following is NOT likely to be strongly affected by arousal level, according to the Yerkes-Dodson Law?
a. reading a book c. playing the piano b. washing the dishes d. giving a speech
Which of the following is the most likely source of confounding?
A. Carryover effects B. Fractional factorial designs C. Experimenter bias D. Two-way interactions