An investigator who uses a repeated measures design
a. has created a multi-level factorial design.
b. tests the same participants in more than one condition.
c. tests different participants across a period of time.
d. is attempting to replicate earlier research.
b
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Under what circumstances will the chi-square test for goodness of fit produce a large value for the chi-square?
a. When the sample proportions match the hypothesized population proportions b. When the sample proportions are much different than the hypothesized population proportions c. When the sample mean is close to the population mean d. When there is a large difference between the sample mean and the population mean
In 1964, the Civil Rights Act made it illegal to refuse to hire a person based on race, color, religion, sex, or national origin
a. True b. False Indicate whether the statement is true or false
Conversion disorder and hypochondriasis are both considered somatoform disorders
Indicate whether the statement is true or false
Researchers have found that ______ cause(s) increases in dopamine levels in the brain
a. only alcohol and opiates b. only depressants and hallucinogens c. only opiates and stimulants d. virtually every addictive drug