Question 1

The simplest way to evaluate threats to internal validity due to history, maturation, and regression is to

Accepted Answer

A) include a control group 
B) include a pretest as well as a postest 
C) use only subject variables 
D) use a subject pool 
A) include a control group 
B) include a pretest as well as a postest 
C) use only subject variables 
D) use a subject pool

Question 2

Which of the following is true about subject (participant)pools?

Accepted Answer

A) because of the new APA ethics code, they are no longer used 
B) students must be given a reasonable alternative to research participation 
C) to insure participation in research, and therefore a continuation of progress, the APA encourages schools to demand full participation from psychology students 
D) an hour of participation is considered to be the equivalent of a 10-page paper 
A) because of the new APA ethics code, they are no longer used 
B) students must be given a reasonable alternative to research participation 
C) to insure participation in research, and therefore a continuation of progress, the APA encourages schools to demand full participation from psychology students 
D) an hour of participation is considered to be the equivalent of a 10-page paper

Question 3

The internal validity of a study is high when

Accepted Answer

A) the results generalize to other situations 
B) the results apply to other groups of people 
C) potential confounds are properly controlled 
D) external validity is also high (they go together) 
A) the results generalize to other situations 
B) the results apply to other groups of people 
C) potential confounds are properly controlled 
D) external validity is also high (they go together)

Question 4

In study in which some participants are made anxious and others are not, and anxious subjects then do more poorly on a difficult problem, anxiety is

Accepted Answer

A) a subject variable 
B) the dependent variable 
C) an extraneous variable being controlled 
D) a manipulated independent variable 
A) a subject variable 
B) the dependent variable 
C) an extraneous variable being controlled 
D) a manipulated independent variable

Question 5

For an experimental group in a program to reduce anxiety, the mean pretest score is 80 (max = 100). The posttest score is 70. This change was the result of

Accepted Answer

A) regression 
B) program effectiveness 
C) maturation 
D) any of the above are possible 
A) regression 
B) program effectiveness 
C) maturation 
D) any of the above are possible

Question 6

Brady's "ulcers in executive monkeys" study was flawed by which of the following threats to internal validity?

Accepted Answer

A) selection 
B) maturation 
C) attrition 
D) testing 
A) selection 
B) maturation 
C) attrition 
D) testing

Question 7

The Ji, Peng, and Nisbett (2000)study tested subjects on a "field dependence test" called the rod and frame test (RFT). As independent variables, this study used

Accepted Answer

A) a task variable (RFT)and a situational variable (culture) 
B) a manipulated (RFT)and a nonmanipulated variable (sex) 
C) a manipulated (sex)and a subject variable (culture) 
D) two subject variables (sex and culture) 
A) a task variable (RFT)and a situational variable (culture) 
B) a manipulated (RFT)and a nonmanipulated variable (sex) 
C) a manipulated (sex)and a subject variable (culture) 
D) two subject variables (sex and culture)

The simplest way to evaluate threats to internal validity due to history, maturation, and regression is to

Which of the following is true about subject (participant)pools?

The internal validity of a study is high when

In study in which some participants are made anxious and others are not, and anxious subjects then do more poorly on a difficult problem, anxiety is

For an experimental group in a program to reduce anxiety, the mean pretest score is 80 (max = 100). The posttest score is 70. This change was the result of

Brady's "ulcers in executive monkeys" study was flawed by which of the following threats to internal validity?

The Ji, Peng, and Nisbett (2000)study tested subjects on a "field dependence test" called the rod and frame test (RFT). As independent variables, this study used

Scientific Thinking in Psychology

Ethics in Psychological Research

Developing Ideas for Research in Psychology

Sampling, Measurement, and Hypothesis Testing

Methodological Control in Experimental Research

Experimental Design I: Single-Factor Designs

Experimental Design II: Factorial Designs

Non-Experimental Design I: Survey Methods

Non-Experimental Design II: Observational and Archival Methods

Quasi-Experimental Designs and Applied Research

Small N Designs

Filters

Exam 5: Introduction to Experimental Research

The simplest way to evaluate threats to internal validity due to history, maturation, and regression is to

Which of the following is true about subject (participant)pools?

The internal validity of a study is high when

In study in which some participants are made anxious and others are not, and anxious subjects then do more poorly on a difficult problem, anxiety is

For an experimental group in a program to reduce anxiety, the mean pretest score is 80 (max = 100). The posttest score is 70. This change was the result of

Brady's "ulcers in executive monkeys" study was flawed by which of the following threats to internal validity?

The Ji, Peng, and Nisbett (2000)study tested subjects on a "field dependence test" called the rod and frame test (RFT). As independent variables, this study used

Scientific Thinking in Psychology

Ethics in Psychological Research

Developing Ideas for Research in Psychology

Sampling, Measurement, and Hypothesis Testing

Methodological Control in Experimental Research

Experimental Design I: Single-Factor Designs

Experimental Design II: Factorial Designs

Non-Experimental Design I: Survey Methods

Non-Experimental Design II: Observational and Archival Methods

Quasi-Experimental Designs and Applied Research

Small N Designs

Filters