According to recent research with college populations what was found related to sperm production?
a. Sperm production was highest for college males who had several sexual partners
b. Sperm production was lower during exam periods than at the beginning of the semester.
c. Sperm production was higher in students attending college in cooler climates (e.g., Minnesota, New York) than those attending college in warmer parts of the U.S. (e.g., Florida, Texas).
d. Sperm production was highest for college males who masturbated daily.
b
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Sensation is to ____ as perception is to ____.
A. monocular; binocular B. meaningless; meaningful C. similarity; simplicity D. JND; Weber's Law
About what percentage of all U.S. children live in a single-parent household?
a. 60 percent c. 26 percent b. 36 percent d. 16 percent
The ANOVA tells us _______ is significant, and the post hoc comparison tells us _______ is significant.
a. something; what b. what; something c. something; nothing d. the mean; variability
An advantage of the case study method is that it
a. provides identification of clear cause-and-effect relationships. b. allows information about large numbers of people to be gathered. c. allows prediction. d. allows investigation of rare or unusual problems or events.