This difference is called the
a) within-groups variance.
b) experimental effect.
c) internal validity.
d) none of the above.
b
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How many of the following are potential teratogens: aspirin, nicotine, cocaine, and caffeine?
a. one b. two c. three d. four
A __________ is the observable characteristics of an individual
Fill in the blanks with correct word
The average family size today is __________ persons per household
a) 1.8 b) 2.6 c) 3.1 d) 3.9
Jeanette's best friend, Ellen, notices that Jeanette's right eye is badly bruised. When Jeanette tells her that her boyfriend hit her, Ellen offers to provide help. This example BEST illustrates that ________
A) the five step bystander intervention process often does not explain why a person decides to help B) only women are inclined to help others C) people are much more inclined to help a close friend than a stranger D) people – both males and females – are more likely to help females than males E) people tend to realize the importance of helping domestic abuse victims