Question 1

A psychologist uses the correlational method to _________.
a. explain the effects of one variable on another
b. compare two groups of subjects
c. determine what causes a variable to change
d. identify relationships between variables

Accepted Answer

The answer of A psychologist uses the correlational method to...

Question 2

Which of the following is a strength of experiments?
a. They cannot be repeated by anyone other than the experimenter.
b. They allow for the establishment of cause-effect relationships.
c. They are not subject to demand characteristics since the subjects do not know they are being observed.
d. They allow us to draw definitive conclusions about behavior in the natural environment based on subjects' behavior in the laboratory.

Accepted Answer

The answer of Which of the following is a strength...

Question 3

Professor McSpell designed an experiment to test her hypothesis that exercise will increase spelling ability. She divided children into three groups and had one group do 10 minutes of exercises, one group do 30 minutes of exercises, and the third group do no exercise. She then tested all three groups of children to see how many words they could spell correctly on a spelling test. In this experiment, the scores on the spelling test serve as the
a. dependent variable.
b. independent variable.
c. control group.
d. reliability measure.

Accepted Answer

The answer of Professor McSpell designed an experiment to test...

Question 4

In an experiment, a researcher manipulates one variable to see how it affects a second variable. The second variable, which is observed for any possible effects, is called the __________.
a. dependent variable
b. control variable
c. independent variable
d. hypothetical variable

Accepted Answer

The answer of In an experiment, a researcher manipulates one...

Question 5

If explanation of the causes of thoughts, feelings, and behavior is a psychologist's goal, then the __________ method of research should be used.
a. correlational
b. experimental
c. survey
d. naturalistic observation

Accepted Answer

The answer of If explanation of the causes of thoughts,...

Question 6

The survey method of research is ___________ in nature.
a. correlational
b. experimental
c. field experimental
d. both correlational and field experimental group

Accepted Answer

The answer of The survey method of research is ___________...

Question 7

In an experiment, a researcher manipulates one variable to see how it affects a second variable. The manipulated variable is called the:
a. dependent variable.
b. experimental variable.
c. independent variable.
d. placebo.

Accepted Answer

The answer of In an experiment, a researcher manipulates one...

Question 8

In a controlled experiment, the group not subjected to a change in the independent variable, and used for comparison with the group receiving the experimental change, is the __________ group.
a. independent
b. experimental
c. dependent
d. control

Accepted Answer

The answer of In a controlled experiment, the group not...

Question 9

The purpose of an experiment is to discover whether there is a relationship between the ___________ and the ___________.
a. independent variable; control variable
b. dependent variable; control variable
c. control group; experimental group
d. independent variable; dependent variable

Accepted Answer

The answer of The purpose of an experiment is to...

Question 10

In psychological studies, randomization is used to ensure that:
a. there will be an independent and dependent variable.
b. each person has an equal chance of being assigned to each group.
c. the control group does not know the purpose of the study.
d. the experimenter won't know who is in each group.

Accepted Answer

The answer of In psychological studies, randomization is used to...

Question 11

Using both independent and dependent variables is associated with which of the following types of research used in psychology?
a. experimentation
b. naturalistic observation
c. correlation
d. correlation and experimentation

Accepted Answer

The answer of Using both independent and dependent variables is...

Question 12

The method of psychological research which utilizes a control group, a dependent variable, and an independent variable is
a. the experiment.
b. the survey.
c. the case study.
d. naturalistic observation.

Accepted Answer

The answer of The method of psychological research which utilizes...

Question 13

In a controlled experiment, the group subjected to a change in the independent variable is called the __________ group.
a. independent
b. experimental
c. dependent
d. control

Accepted Answer

The answer of In a controlled experiment, the group subjected...

Question 14

In an experiment, the "measurable aspect of the behavior of the subject" is called the __________ variable.
a. dependent
b. focal
c. independent
d. control

Accepted Answer

The answer of In an experiment, the "measurable aspect of...

Question 15

A researcher, based on her review of relevant scientific studies, believes that there is a relationship between the frequency of a baby's crying and whether it was nursed at set intervals or on a demand schedule. If this belief were tested by experimentally manipulating feeding schedules, frequency of crying would be called the:
a. latent factor.
b. dependent variable.
c. independent variable.
d. control factor.

Accepted Answer

The answer of A researcher, based on her review of...

Question 16

As children grow older, their discretionary income usually increases. The best conclusion to draw about the variables age and income are that they are:
a. causally related
b. uncorrelated
c. negatively correlated
d. positively correlated

Accepted Answer

The answer of As children grow older, their discretionary income...

Question 17

A researcher, based on his review of relevant scientific studies, believes that there is a relationship between the frequency of a baby's crying and whether it was nursed at set intervals or on a demand schedule. If this belief were tested by experimentally manipulating feeding schedules, the feeding schedule would be called the:
a. independent variable.
b. dependent variable.
c. extraneous variable.
d. control factors.

Accepted Answer

The answer of A researcher, based on his review of...

Question 18

In an experiment to test the effects of anxiety on performance, the dependent variable is the __________.
a. amount of anxiety
b. age of the person
c. person's performance
d. cause of the anxiety

Accepted Answer

The answer of In an experiment to test the effects...

Question 19

The process of establishing causal relationships is associated most with:
a. naturalistic observation.
b. experiments.
c. correlation.
d. surveys.

Accepted Answer

The answer of The process of establishing causal relationships is...

Question 20

A researcher tests the hypothesis that students who study in the room where they take their tests will perform better on the tests than students who study in other rooms. She requires one group to study in the classroom where the exam is given and another group to study in the library. All students take the test in the classroom, and their test performance is compared. In this example, where students study is the:
a. independent variable.
b. dependent variable.
c. manipulation.
d. hypothesis.

Accepted Answer

The answer of A researcher tests the hypothesis that students...

Quiz 2: Reading and Evaluating Scientific Research

A psychologist uses the correlational method to _________. a. explain the effects of one variable on another b. compare two groups of subjects c. determine what causes a variable to change d. identify relationships between variables

In an experiment, a researcher manipulates one variable to see how it affects a second variable. The second variable, which is observed for any possible effects, is called the __________. a. dependent variable b. control variable c. independent variable d. hypothetical variable

If explanation of the causes of thoughts, feelings, and behavior is a psychologist's goal, then the __________ method of research should be used. a. correlational b. experimental c. survey d. naturalistic observation

The survey method of research is ___________ in nature. a. correlational b. experimental c. field experimental d. both correlational and field experimental group

In an experiment, a researcher manipulates one variable to see how it affects a second variable. The manipulated variable is called the: a. dependent variable. b. experimental variable. c. independent variable. d. placebo.

In a controlled experiment, the group not subjected to a change in the independent variable, and used for comparison with the group receiving the experimental change, is the __________ group. a. independent b. experimental c. dependent d. control

The purpose of an experiment is to discover whether there is a relationship between the _ and the _. a. independent variable; control variable b. dependent variable; control variable c. control group; experimental group d. independent variable; dependent variable

Using both independent and dependent variables is associated with which of the following types of research used in psychology? a. experimentation b. naturalistic observation c. correlation d. correlation and experimentation

The method of psychological research which utilizes a control group, a dependent variable, and an independent variable is a. the experiment. b. the survey. c. the case study. d. naturalistic observation.

In a controlled experiment, the group subjected to a change in the independent variable is called the __________ group. a. independent b. experimental c. dependent d. control

In an experiment, the "measurable aspect of the behavior of the subject" is called the __________ variable. a. dependent b. focal c. independent d. control

As children grow older, their discretionary income usually increases. The best conclusion to draw about the variables age and income are that they are: a. causally related b. uncorrelated c. negatively correlated d. positively correlated

In an experiment to test the effects of anxiety on performance, the dependent variable is the __________. a. amount of anxiety b. age of the person c. person's performance d. cause of the anxiety

The process of establishing causal relationships is associated most with: a. naturalistic observation. b. experiments. c. correlation. d. surveys.