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Exam 2: The Research Enterprise in Psychology

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Question 1

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Dr. Kalmagura plans to introduce a new exam review procedure in his chemistry classes. To check the effectiveness of the new procedure, half his students will try the new technique for one semester, while the remaining students will review in the same way they have always done. Each student will decide whether they like the new technique or the standard technique. This example illustrates

A) the use of non-random assignment.
B) a correlational research design.
C) a double-blind research design.
D) what is meant by informed consent in research.

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Question 2

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Deception is used in some research in order to ​

A) help control for placebo effects.
B) aid in double-blind procedures. ​
C) prevent socially desirable responding. ​
D) encourage socially desirable responding. ​

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Question 3

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The FDA found that people who used a particular diet drug combination had more heart valve defects than people who had not taken the diet drug combination. This suggests that the use of the diet drug combination and heart valve defects are ​

As scientists, psychologists assume that behavior is governed by some _____ order.

Design an experiment to examine the question: Who will learn more about psychology-students enrolled in a traditional course or those enrolled in a distance learning course? Identify:           1.  the independent and dependent variables;           2.  any confounding variables that might need to be controlled; and           3.  the control and treatment groups. ​ Also, explain how you will measure the dependent variable.

Researchers studying the effects of sleep deprivation tested the physical coordination skills of 25-year-old males who had been sleep deprived for 24, 36, or 48 hours. In this study, the dependent variable would be the

A correlation coefficient will always have a value between

Placebo effects and experimenter bias both show that personal experience can be _____.

When researchers examine links between variables without actually controlling variables, the research is referred to as _____.

Dr. Macator predicts that people will act more aggressively during the heat waves of summer than they will during the cold spells of winter. This suggests that Dr. Macator believes that temperature and level of aggression are ​

Placing subjects in experimental groups such that each subject has an equal probability of ending up in any group is referred to as

Which of the following is NOT included in the ethical guidelines for human participants in psychological research?

In a study, IQ score, age, weight, grade point average, and income would all be considered

The correlation coefficient is a measure of ​

As an adult ages, his or her physical strength declines. The relationship between age and physical strength is a(n)   _____ correlation.

Researchers are MOST likely to introduce bias using

An experimenter tests the hypothesis that physical exercise improves mood. Subjects in the experimental group participate on Monday and Tuesday and those in the control group on Wednesday and Thursday. Which of the following is the extraneous variable?

Which of the following is one of the six standard parts of a psychological journal article?

Variables other than the independent variable that are likely to influence the dependent variable are called _____ variables. ​

Which of the following techniques is MOST likely to prove useful in determining why one particular child is afraid to go to school?