A researcher develops her own measure of a variable rather than use measures already available. This researcher's new measure does not appear to be highly reliable or valid. This could affect
A) statistical and construct validity.
B) statistical and internal validity.
C) internal and external validity.
D) external and construct validity.
Answer: A
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In a histogram, the frequency of each score is represented by the height of a
A) Point above that score on the abscissa. B) Point above that score on the ordinate. C) Bar above that score on the ordinate. D) Bar above that score on the abscissa.
Which of the following is NOT a characteristic of an experiment?
A) unbiased assignment of participants to conditions B) two or more levels of the independent variable C) the unbiased use of a placebo D) the use of specific controls to decrease threats to internal validity
The National Party Congress is
A. small and efficient. B. too large to wield much power. C. in continual session as a result of problems in policy implementation. D. run by the State Council.
You live in a state in which the governor rarely travels out of state. The reason is to prevent the lieutenant governor from exercising power while the governor is away. Which of the following scenarios describes how the governor and lieutenant governor were most likely chosen for office?
A. They ran for election as a team. B. They were appointed by the state legislature. C. The governor was elected by the people, but the lieutenant governor was appointed by the state legislature. D. The voters elected a governor and lieutenant governor from different political parties. E. The elected governor was impeached and replaced by the lieutenant governor.