A t test for dependent means would be used to compare
A) the level of honesty in politicians with the level of honesty in students.
B) the level of reading comprehension of students at the beginning and at the end of a speed-reading class.
C) the hours spent studying each week by freshmen and seniors.
D) the scores on a tolerance-of-diversity measure between two sororities.
B
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Behavior that is measured in an experiment is called the:
A. independent variable B. experimental variable C. random variable D. dependent variable
According to the trichromatic theory of color vision, the primary colors associated with the stimulation of cones on the retina are:
a. red, blue, and green b. red, white, and blue c. blue, green, and yellow d. red, green, blue, yellow, black, and white
Speed reading is a good way to learn a large amount of new information
Indicate whether the statement is true or false
The findings of Wason and Johnson-Laird suggest that people usually
a. correctly test abstract logical statements by searching for confirming evidence. b. correctly test abstract logical statements by searching for disconfirming evidence. c. incorrectly test abstract logical statements by searching for confirming evidence. d. incorrectly test abstract logical statements by searching for disconfirming evidence.