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Exam 3: The Research Enterprise in Psychology Part 1

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Question 51

Multiple Choice

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Dr. Malm predicts that if teachers ignore students who act up in class, fewer students will act up in class. Dr. Malm's prediction is an example of

A) an operational definition.
B) a theory.
C) inferential statistics.
D) a hypothesis.

E) None of the above
F) A) and C)

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Question 52

Multiple Choice

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Which of the following is NOT one of the three goals of science?

A) application and control
B) measurement and description
C) construction and revision
D) understanding and prediction

E) All of the above
F) C) and D)

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Question 53

Multiple Choice

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Statistics that are used to interpret data and draw conclusions are called

The median is

Dr. Licciardi predicts that if people are observed while they perform a complex task they will make more errors. Dr. Licciardi's prediction is an example of

A group of researchers is investigating the effects of gingko biloba on memory. During the first part of the study the animals learn to run a maze while they are not receiving the supplement; in the second part of the study the animals learn to run a different maze while they are receiving the supplement. In each case the researchers count how many trials it takes before the animals can run the maze pattern without making any errors. In this study, the independent variable is

Statistical procedures are used during which step in conducting a scientific investigation?

Dr. Marqueta believes that "misery loves company." Based on this belief, Dr. Marqueta predicts that people who have received bad news will seek out other people. Dr. Marqueta's belief is an example of ____, and her prediction is an example of ____.

The use of reinforcement principles to modify a child's unruly behavior reflects the goal of science that deals with

In the survey method the researcher

Which of the following statements is NOT correct concerning the correlation coefficient?

Conclusions concerning cause and effect relationships are only possible when the ____ method is used.

Of the following, the correlation coefficient that indicates the strongest relationship between the two variables being measured is

The research method in which a researcher uses questionnaires or interviews to gather information about specific aspects of participants' behavior is the

Which of the following is NOT a disadvantage of the experimental method of conducting research?

The research method in which a researcher engages in careful observation of behavior without intervening directly with the subjects is the

Descriptive/correlational research methods allow researchers to

To determine whether students would like more courses scheduled in the late afternoon and evening hours, the Student Services department sends questionnaires to 50 students selected at random from the 5,000 who are registered at the campus. In this instance, the 5,000 students who are registered at the campus would be

Statistics that are used to summarize and organize data are called

A researcher wants to see if a protein-enriched diet will enhance the maze-running performance of rats. One group of rats is fed the high-protein diet for the duration of the study; the other group continues to receive ordinary rat chow. In this experiment, the rats' maze-running performance is the