WorksheetsResearch Methods Review for AP
Total questions: 16
Worksheet time: 15mins
Name
Class
Date
1.
To ensure that other researchers can repeat their work, psychologists use
a)
control groups.
b)
random assignment.
c)
double-blind procedures.
d)
operational definition.
2.
You decide to test your belief that men drink more soft drinks than women by finding out whether more soft drinks are consumed per day in the men's dorm than in the women's dorm. Your belief is a(n) _____, and your research prediction is a(n) ______.
a)
hypothesis; theory
b)
theory; hypothesis
c)
independent variable; dependent variable
d)
dependent variable; independent variable
3.
After a detailed study of a gunshot wound victim, a psychologist concludes that the brain region destroyed is likely to be important for memory functions. Which type of research did the psychologist use to deduce this?
a)
the case study
b)
a survey
c)
correlation
d)
experimentation
4.
A psychologist studies the play behavior of young children by watching groups during recess at school. Which type of research is being used?
a)
correlation
b)
case study
c)
experimentation
d)
naturalistic observation
5.
Which type of research would allow you to determine whether students' grades accurately predict later income?
a)
case study
b)
naturalistic observation
c)
experimentation
d)
correlation
6.
If shoe size and IQ are negatively correlated, which of the following is true?
a)
People with large feet tend to have high IQs.
b)
People with small feet tend to have high IQs.
c)
People with small feet tend to have low IQs.
d)
IQ is unpredictable based on a person's shoe size.
7.
Which of the following would be best for determining whether alcohol impairs memory?
a)
case study
b)
naturalistic observation
c)
survey
d)
experiment
8.
The procedure designed to ensure that the experimental and control groups do not differ in any way that might affect the experiment's results is called
a)
variable controlling.
b)
random assignment.
c)
representative sampling.
d)
stratification.
9.
Martina believes that high doses of caffeine slow a person's reaction time. To test this belief, she has five friends each drink three 8-ounce cups of coffee and then measure their reaction time on a learning task. What is wrong with Martina's research strategy?
a)
No independent variable is specified.
b)
No dependent variable is specified.
c)
There is no control condition.
d)
There is no provision for replication of the findings.
10.
A lopsided set of scores that includes a number of extreme or unusual values is said to be
a)
A. symmetrical
b)
B. normal
c)
C. skewed
d)
D. dispersed
11.
A correlation coefficient of 0.8 is a _______________ and suggests that as one variable ____________, the other variable ______________.
a)
strong positive | increases | increases
b)
weak positive | increases | increases
c)
strong positive | increases | decreases
d)
weak positive | increases | decreases
12.
Which correlation coefficient represents the strongest relationship between variables?
a)
-0.78
b)
0.67
c)
0.85
d)
-0.87
13.
In a study of the effect of a driver training program on driving skill, a possible operationalisation of the dependent variable would be...
a)
driving quality
b)
number of accidents
c)
hours spent training
d)
amount of traffic
14.
Independent variable is to dependent variable as _________ is to ____________.
a)
hypothesis | conclusion
b)
effect | cause
c)
cause | effect.
d)
conclusion | hypothesis
15.
Which kind of study can establish a cause-effect relationship between variables, assuming that the research is appropriate and well conceived?
a)
survey
b)
case study
c)
correlational study
d)
experiment
16.
Which answer lists two measures of the spread of data around the mean?
a)
mode and median
b)
standard deviation and range
c)
inferential statistics and descriptive statistics
d)
scattergrams and boxplots
100 %
