If you are browsing through a journal, and you notice a contingency table in the results section of an article, you would probably assume that the measurement of the dependent variable involves a _____ scale
a. interval c. nominal
b. ordinal d. ratio
C
A contingency table is constructed as part of the process for calculating Chi-square, and is also a good way to summarize nominal data.
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Differential attrition can threaten the internal validity of a between-subjects experiment
a. True b. False Indicate whether the statement is true or false
Given these scores 22, 44, 33, 55, 33, 22, 44, 22, 55, 22, the mode is
a. 22. b. 33. c. 44. d. 55.
Of the following, which is the most accurate statement?
a. There is no risk associated with fetal testing. b. Although there is some risk with fetal testing, it is sometimes considered necessary. c. Because of risk, fetal testing should not be done. d. The risk in fetal testing is to the mother, not the fetus.
In Pavlov's research with dogs, when salivation was elicited by the presentation of food, the food (meat powder) was
A) an unconditioned stimulus. B) a conditioned response. C) a neutral stimulus. D) a type of positive reinforcement.