SOLVED

10-11) Pascal is planning a study where he will be using a questionnaire from a previous study. He is determining whether or not the survey truthfully measures what it really intends to measure. It appears that Pascal is concerned about the questionnaire’s a. reliability. b. validity. c. difficulty. d. popularity. 10-12) In research, extraneous variables are problematic because they threaten a study’s a. internal validity. b. external validity. c. reliability. d. potential for making a profit. 10-13) Which of the following does not represent a common example of an extraneous variable? a. Placebo control group b. Nonequivalent groups c. Differential attrition d. Regression to the mean 10-14) Having too much error variance in a study is problematic because it increases the risk of a a. Type I error. b. Type II error. c. crime. d. computer malfunction. 10-15) The degree to which a researcher can generalize his or her results to other situations, conditions, and subjects is referred to as the study’s a. utility. b. external validity. c. truthfulness. d. differential attrition. 10-16) When researchers presume that the results from a study can generalize across different participants and settings, they are abiding by the a. rules specified by the APA. b. Central Limit Theorem. c. Bonferroni adjustment. d. continuity assumption. 10-17) Professor Hoff is teaching an introductory psychology course this semester and he is requiring his students to participate in three experiments that he is conducting. The students have been told that if they refuse to participate in the research, they will fail his class. In terms of the APA ethical guidelines, Professor Hoff has violated the principle of the a. use of deception. b. failure to maintain anonymity of participants. c. use of coercion. d. risk of physical or psychological harm to participants. 10-18) Sherry is designing a study for her research methods class and she is working on a document that summarizes what subjects can expect when they participate in the study, some of the potential risks and benefits of the research, and provides a place for the subjects to sign their name should they choose to participate. This document is referred to as the __________ document. a. IRB approval b. debriefing c. informed consent d. subject selection 10-19) In order for a study to qualify for an exemption from IRB review, the study must ensure that, 1) if a subject’s privacy is violated, the disclosure would not result in legal difficulties, impaired financial or employment status, or marred reputation for that participant; and 2) a. the data must by anonymous. b. the subjects are paid for their participation. c. only enrolled college students are being used in the study. d. only students majoring in psychology, or other scientific disciplines, are participating. 10-20) In order for a study to qualify for an expedited IRB review, the researcher must demonstrate that a. subjects will be paid for their participation. b. the study is being carried out in a standard psychological research laboratory. c. the study will present no more than minimal risk of harm to the subjects. d. the results of the study will be published in a prestigious scientific journal.