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PS370 Research Methods in Psychology Online Exam 5 Answers (Ashworth College)

In research on the

In research on the effects of noise on sleep, a researcher wonders whether disrupted sleep may be due to drinking coffee rather than to living near an airport. What type of hypothesis is this? A. A confounding variable hypothesis B. A null hypothesis C. A research hypothesis D. A moot hypothesis Question 36 of 40 2.5/ 2.5 Points Which of the following characterizes experimental research? A. Seeking the strength and direction of relationships B. Hypothesis generating as the major aim C. High control and causal inferences D. The goal of observing contingent relationships Question 37 of 40 2.5/ 2.5 Points Which confounding variable can ONLY occur in within-subjects studies? A. Regression to the mean B. Diffusion of treatment C. Sequence effects D. Testing Question 38 of 40 2.5/ 2.5 Points The experimental research hypothesis encompasses which three hypotheses? A. The null, the statistical, and the correlational hypotheses B. The causal, the confounding variable, and the correlational hypotheses C. The relational, the differential, and the causal hypotheses D. The statistical, the confounding variable, and the causal hypotheses Question 39 of 40 2.5/ 2.5 Points Researchers must be particularly alert to __________ when conducting research with growing children. A. maturational changes B. fire laws C. regression to the mean D. sampling bias Question 40 of 40 2.5/ 2.5 Points Doyen & colleagues (2012) found that __________ effects were the reason that participants changed their walking speed. A. experimenter B. subject C. both subject and experimenter

D. neither subject nor experimenter