Dr. Story found that the children in two-parent homes had higher reading-test scores than those in one-parent homes. However, the children from two-parent homes had more siblings than those in one-parent homes. What is the confounding variable?
A) number of siblings
B) reading test scores
C) type of reading test used
D) type of home
A
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A vasectomy procedure affects the amount of ____ contained in the ejaculate
a. testosterone c. semen b. sperm d. prostatic fluid
Abe believes that anyone can get ahead if they work hard and follow the rules. Which of the following is also likely true about Abe?
A. He rejects authoritarianism. B. He is an atheist. C. He is very respectful of authority figures. D. He believes a lot of success is due to luck.
One limitation of concrete operational thinking is that children
A) are unable to conserve. B) have trouble with object permanence. C) cannot think logically. D) are unable to manipulate abstract concepts.
The hypothesized effect that prenatal exposure to sex hormones has on the development of the body, nervous system,
and later behavior patterns is called a. the androgenital biasing effect. b. the biological biasing effect. c. transsexualism. d. androgyny.