Question 1

The independent variable in a study

Accepted Answer

A)  Is a variable that is extraneous to the study 
B)  Is believed to be responsible for the change in the dependent variable 
C)  Reflects differences between subjects that cannot be controlled 
D)  Is the response that a subject makes 
A)  Is a variable that is extraneous to the study 
B)  Is believed to be responsible for the change in the dependent variable 
C)  Reflects differences between subjects that cannot be controlled 
D)  Is the response that a subject makes

Question 2

Which one of the following is an example of an interval level of measurement?

Accepted Answer

A)  height in inches) 
B)  weight in pounds) 
C)  age in years) 
D)  temperature in degrees Fahrenheit) 
A)  height in inches) 
B)  weight in pounds) 
C)  age in years) 
D)  temperature in degrees Fahrenheit)

Question 3

Error variance is variability in

Accepted Answer

A)  the dependent variable that is associated with the independent variable 
B)  the dependent variable that is not associated with the independent variable 
C)  the independent variable 
D)  either variable 
A)  the dependent variable that is associated with the independent variable 
B)  the dependent variable that is not associated with the independent variable 
C)  the independent variable 
D)  either variable

Question 4

The Kuder-Richardson-20 is a measure of

Accepted Answer

A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity 
A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity

Question 5

_____________ concerns whether the same measure would yield the same results on another occasion

Accepted Answer

A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity 
A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity

Question 6

Which one of the following represents a discrete variable?

Accepted Answer

A)  number of children per family 
B)  amount of water consumed daily by a laboratory rat 
C)  noon temperature measured in Celsius 
D)  rate of bar-pressing 
A)  number of children per family 
B)  amount of water consumed daily by a laboratory rat 
C)  noon temperature measured in Celsius 
D)  rate of bar-pressing

Question 7

Consider the following research title: "Sexually coercive behavior of college males as a function of masculinity and attitudes toward women's rights." In this study the dependent variable is

Accepted Answer

A)  sexually coercive behavior 
B)  masculinity 
C)  attitudes toward women's rights 
D)  not stated in the title 
A)  sexually coercive behavior 
B)  masculinity 
C)  attitudes toward women's rights 
D)  not stated in the title

Question 8

The term measurement may best be defined as

Accepted Answer

A)  a numerical value assigned to an observation 
B)  a single number that allows one to summarize, analyze or evaluate a group of observations 
C)  a property of an event that can assume any one of a range of values 
D)  a number or label assigned to an observation according to a rule or system 
A)  a numerical value assigned to an observation 
B)  a single number that allows one to summarize, analyze or evaluate a group of observations 
C)  a property of an event that can assume any one of a range of values 
D)  a number or label assigned to an observation according to a rule or system

Question 9

Systematic error can be a very serious problem for an experiment if it is

Accepted Answer

A)  Associated with the independent variable 
B)  Not associated with the independent variable 
C)  Associated with error variance 
D)  Is associated with a continuous variable 
A)  Associated with the independent variable 
B)  Not associated with the independent variable 
C)  Associated with error variance 
D)  Is associated with a continuous variable

Question 10

When choosing the levels of the independent variable, it is important

Accepted Answer

A)  to choose equal intervals 
B)  not to have more than two or three 
C)  to have no more than one for any experiment 
D)  to space the stimuli close enough such that overlooking any interesting relationship between the stimuli is unlikely 
A)  to choose equal intervals 
B)  not to have more than two or three 
C)  to have no more than one for any experiment 
D)  to space the stimuli close enough such that overlooking any interesting relationship between the stimuli is unlikely

Question 11

Which one of the following variables represents a quantitative variable?

Accepted Answer

A)  college major 
B)  political party affiliation 
C)  salary in dollars 
D)  type of life insurance owned 
A)  college major 
B)  political party affiliation 
C)  salary in dollars 
D)  type of life insurance owned

Question 12

_________________ concerns whether all of the items on a test measure the same thing

Accepted Answer

A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity 
A)  validity 
B)  test-retest reliability 
C)  internal consistency 
D)  internal validity

Question 13

Variables are related to theoretical constructs via ___________________

Accepted Answer

A)  Statistical analysis 
B)  Causality 
C)  Operational definitions 
D)  The progressive nature of science 
A)  Statistical analysis 
B)  Causality 
C)  Operational definitions 
D)  The progressive nature of science

Question 14

A variable that falls into a distinct category is referred to as a

Accepted Answer

A)  physical variable 
B)  nonphysical variable 
C)  discrete variable 
D)  dependent variable 
A)  physical variable 
B)  nonphysical variable 
C)  discrete variable 
D)  dependent variable

Question 15

If your instructor tells you that the average score on a 10 point test is between 7.5 and 8.5, the instructor has given you the _______________ of the test

Accepted Answer

A)  Real limits 
B)  Apparent limits 
C)  Reliability 
D)  Validity 
A)  Real limits 
B)  Apparent limits 
C)  Reliability 
D)  Validity

Question 16

The term variable may best be defined as a

Accepted Answer

A)  property of an event that can assume any of a range of values 
B)  label assigned to an observation 
C)  single number that allows one to summarize, analyze, or evaluate a group of observations 
D)  numerical value assigned to an observation 
A)  property of an event that can assume any of a range of values 
B)  label assigned to an observation 
C)  single number that allows one to summarize, analyze, or evaluate a group of observations 
D)  numerical value assigned to an observation

Question 17

In each of the following examples, identify the independent and dependent variables. Discuss which independent variables are manipulated variables.
a. The comparative effectiveness of programmed instruction on the computational skills of 9th graders.
b. The effect of self paced versus teacher pacing instruction on self-concept of 4th, 5th, and 6th graders.
c. The effect of employment status of mothers on school absenteeism of their children
d. The effect of sex on algebra achievement

Accepted Answer

a. Programmed instruction is the manipul

Question 18

Suppose you develop a scale of measurement for your preferences on music, such that you give country music a rating of 10 on an open-ended scale, and classical music which you are neutral about) you give a rating of zero. Since you like pop music twice as much as you like country music, you give it a number twice as large, a rating of 20. Since you dislike Rap music, you give it a rating of -10, to show that you dislike Rap music as much as you like country music. This scale of measurement would be

Accepted Answer

A)  nominal 
B)  ordinal 
C)  interval 
D)  ratio 
A)  nominal 
B)  ordinal 
C)  interval 
D)  ratio

Question 19

The extent to which the items on a test are representative of the domain they are supposed to represent relates to

Accepted Answer

A)  face validity. 
B)  content validity 
C)  criterion validity 
D)  external validity 
A)  face validity. 
B)  content validity 
C)  criterion validity 
D)  external validity

Question 20

Which one of the following is an example of a ratio level of measurement?

Accepted Answer

A)  the number of times a laboratory monkey presses a bar in its experimental chamber during a one-hour period 
B)  the temperature in Celsius of a hospital patient 
C)  a racing-car driver's position at the end of a race 
D)  a patient' rating of his own anxiety level on a scale where l0 represents "low anxiety" and l00 represents "extreme anxiety" 
A)  the number of times a laboratory monkey presses a bar in its experimental chamber during a one-hour period 
B)  the temperature in Celsius of a hospital patient 
C)  a racing-car driver's position at the end of a race 
D)  a patient' rating of his own anxiety level on a scale where l0 represents "low anxiety" and l00 represents "extreme anxiety"

The independent variable in a study

Which one of the following is an example of an interval level of measurement?

Error variance is variability in

The Kuder-Richardson-20 is a measure of

_____________ concerns whether the same measure would yield the same results on another occasion

Which one of the following represents a discrete variable?

Consider the following research title: "Sexually coercive behavior of college males as a function of masculinity and attitudes toward women's rights." In this study the dependent variable is

The term measurement may best be defined as

Systematic error can be a very serious problem for an experiment if it is

When choosing the levels of the independent variable, it is important

Which one of the following variables represents a quantitative variable?

_________________ concerns whether all of the items on a test measure the same thing

Variables are related to theoretical constructs via ___________________

A variable that falls into a distinct category is referred to as a

If your instructor tells you that the average score on a 10 point test is between 7.5 and 8.5, the instructor has given you the _______________ of the test

The term variable may best be defined as a

The extent to which the items on a test are representative of the domain they are supposed to represent relates to

Which one of the following is an example of a ratio level of measurement?

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Validity

Control

Nonexperimental Research, Part I: Observational,

Nonexperimental Research, Part Ii

True Experiments, Part 1 Single-Factor Designs

True Experiments, Part 2 Factorial Designs

Single Subject Experiments

Quasi Experiments

Data Exploration, Part 1: Graphic and Descriptive Techniques

Data Exploration, Part 2: Inferential Statistics

Epilogue Biases and Limitations of Experimental Psychology

Filters

Exam 5: Variables

The independent variable in a study

Which one of the following is an example of an interval level of measurement?

Error variance is variability in

The Kuder-Richardson-20 is a measure of

_____________ concerns whether the same measure would yield the same results on another occasion

Which one of the following represents a discrete variable?

Consider the following research title: "Sexually coercive behavior of college males as a function of masculinity and attitudes toward women's rights." In this study the dependent variable is

The term measurement may best be defined as

Systematic error can be a very serious problem for an experiment if it is

When choosing the levels of the independent variable, it is important

Which one of the following variables represents a quantitative variable?

_________________ concerns whether all of the items on a test measure the same thing

Variables are related to theoretical constructs via ___________________

A variable that falls into a distinct category is referred to as a

If your instructor tells you that the average score on a 10 point test is between 7.5 and 8.5, the instructor has given you the _______________ of the test

The term variable may best be defined as a

The extent to which the items on a test are representative of the domain they are supposed to represent relates to

Which one of the following is an example of a ratio level of measurement?

Psychology and Science

Developing a Research Question

Ethics in Research

Writing in Psychology

Validity

Control

Nonexperimental Research, Part I: Observational,

Nonexperimental Research, Part Ii

True Experiments, Part 1 Single-Factor Designs

True Experiments, Part 2 Factorial Designs

Single Subject Experiments

Quasi Experiments

Data Exploration, Part 1: Graphic and Descriptive Techniques

Data Exploration, Part 2: Inferential Statistics

Epilogue Biases and Limitations of Experimental Psychology

Filters