AP Psychology Ch. 2 Quiz

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Which of the following values is indicative of the strongest relationship between two variables?

-.80

Drawing a random sample of people from a town for an interview study of social attitudes ensures that

Each person in town has the same probability of being chosen for the study

Which of the following research strategies would be best for determining whether alcohol impairs memory?

Experiment

A correlation between self worth and salary of -.80 would indicate that:

Higher levels of annual income are associated with lower levels of self worth.

Which of the following is considered a disadvantage of naturalistic obervation

Is does not identify the cause of observed behavior

In golf the better one's ability, the lower are one's golf scores. Golfing ability and golf scores are:

Negatively correlated

Which type of research method did Sigmund Freud use as he developed his theory of personality?

The case study

In a ______ experiment, neither the participants nor the investigator knows who is in the experimental group or who is in the control group.

Double-blind

A double-blind control is essential for which of the following?

Assessment of a drug treatment designed to reduce schizophrenic symptoms

What do scientists call the uncontrolled factors that could influence the results of a research study?

Confounds

In order to determine the effects of a new drug on memory, one group is given a pill that contains the drug. A second group is given a sugar pill that does not contain the drug. The second group constitutes the:

Control group

________ studies assess the degree of relatedness between two variables.

Correlation

To prevent ethical abuse in psychological research, the APA has suggested that

Psychologists must treat all subjects with respect and concern for the subjects dignity

In a _____ sample, subgroups are represented in proportions equal to their occurrence in a larger, naturally occurring, group of people.

Representative

One of the limitations of the survey method is

That replies may not be accurate

Your roommate is conducting a survey to learn how many hours the typical college student studies each day. She plans to pass out her questionnaire to the members of her sorority. You point out that her findings will be flawed because:

The sample will probably not be representation of the population of interest

Placebos are used in research to control for

The subject's expectations about treatment


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