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WorksheetsAP Psych Unit 1&2: Approaches and Research Methods
Total questions: 33
Worksheet time: 29mins
Name
Class
Date
1.
What is one disadvantage of a survey?
a)
People don't tell the truth.
b)
Yields a lot of information
c)
Provides a good way to generate hypotheses
d)
Can provide information about many people since it’s cheap and easy to do
2.
A testable prediction is called (a/an):
a)
operational definition
b)
theory
c)
replication
d)
hypothesis
3.
In a double-blind procedure, who is unaware of the experimental group assignment?
a)
The experimenter
b)
The participants
c)
Neither the experimenter nor the participants are aware
d)
Both the experimenter and participants are aware
4.
Mary watches several different species of birds to discover how they feed their young in their habitat, without being intrusive. This would be an example of what type of study?
a)
Case study
b)
Naturalistic observation
c)
Survey
d)
Experiment
5.
In an experiment the ____ group is NOT exposed to the independent variable.
a)
experimental
b)
control
c)
double blind
d)
single blind
6.
An experiment is performed to see if background music improves learning. Two groups study the same material, one while listening to music and another without music. The independent variable is
a)
learning
b)
size of group
c)
material studied
d)
presence of music
7.
In an experiment to test the effects of hunger on aggressive behavior, aggressive behavior would be the
a)
placebo
b)
control
c)
dependent variable
d)
independent variable
8.
In a study of effects of alcohol on driving ability, the control group should be given
a)
a high dosage of alcohol
b)
one-half the dosage given the experimental group
c)
a driving test before and after drinking alcohol
d)
no alcohol at all
9.
A person displays a set of rare behaviors that psychologists had not known about previously, because nobody had ever shown them before. The best strategy to investigate the nature of those behaviors is
a)
an experiment
b)
a survey
c)
a case study
d)
cross sectional study
10.
Which is considered a disadvantage of naturalistic observation?
a)
it provides an overabundance of information
b)
it deals with behavior not tampered with by outside influences
c)
it limits biased observations through careful record keeping
d)
it doesn’t identify the cause of observed behavior
11.
In order to prove a cause-and-effect relationship, we must use
a)
•naturalistic observation.
•naturalistic observation.
b)
the experimental method
the experimental method
c)
human subjects
human subjects
d)
correlation coefficients
correlation coefficients
12.
To assess reactions to a proposed tuition hike at her college, Susan sent a questionnaire to every 15th person in the college registrar's alphabetical listing of all currently enrolled students. Susan employed the technique of:
a)
correlation.
b)
random assignment.
c)
random sampling.
d)
replication.
13.
I have a cold. So I take some medicine, drink lots of water and get some sleep. Why is it hard to know exactly what made me feel better?
a)
The water served as a control variable
b)
Genetics are easy to study in an individual
c)
The three methods are confounding variables
14.
A phenomenon that occurs when a researcher's expectations or preferences about the outcome of a study influence the results.
a)
placebo
b)
case study
c)
experimenter bias
15.
The subgroup of the sample that receives the independent variable.
a)
experimental group
b)
control group
c)
population
16.
Division of the sample into groups so that every individual has an equal chance of being put in the experimental group or the control group.
a)
single blind
b)
double blind
c)
random assignment
d)
random sampling
17.
Measures the average difference between each score and the mean of the data set.
a)
median
b)
range
c)
standard deviation
18.
Repetition of the methods used in a previous experiment to see whether the same methods will yield the same results.
a)
validity
b)
research
c)
replication
19.
A student wants to test the effects of different types of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
20.
An experiment is conducted to test how different cleats change an athletes running speed. Six different types of cleats are tested and the 100m run time is recorded. What is the independent variable?
a)
The type of cleat
b)
The run time
c)
The 100 meters
d)
The athlete
21.
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
22.
Operational definitions are used for which of the following reasons?
a)
They enable researchers to replicate
studies by precisely describing the variables and how they are used.
b)
They exclude mental processes from being
studied, as they are no longer considered part of the scientific study of
psychology.
c)
They
determine which test of statistical significance will be used to analyze the
results of the experiment
d)
They
determine whether the experiment is better suited for a laboratory or a field
setting
23.
To prevent the ethical abuse in psychological research, the APA has suggested that
a)
psychologists must treat all subjects
with respect and concern for the subject’s dignity
b)
psychologists must avoid deception when
using human subjects
c)
all data collected from a person must be
made public
d)
all psychological harm to subjects must
be corrected by counseling
24.
In an experiment the ___group gets ___.
a)
control, caffiene
b)
control, the independent variable
c)
experimental, the placebo
d)
control, the placebo
25.
The condition that exists when the probability that the findings are not due to chance
a)
statistical significance
b)
experimenter bias
c)
confounding variables
26.
When scores are "bunched up"in the center of a distribution, the
a)
mean will be relatively low
b)
standard deviation will be relatively low
c)
correlation coefficiaent will be a negative number
d)
standard deviation will be relatively high
27.
Which curve has the greater standard deviation (the greater spread)?
a)
Red
b)
Black
c)
Blue
28.
What is the standard deviation of the distribution?
a)
1010
b)
20
c)
60
d)
√20
29.
Which ethical principle requires that at the end of the study participants be told about the true purpose of the research?
a)
Institutional Review Board Approval
b)
Informed Consent
c)
Confidentiality
d)
Debriefing
30.
The independent variable is what you measure in an experiment?
a)
True
b)
False
31.
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.
32.
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.
33.
When a difference between two groups is statistically significant, this means that
a)
A. the difference is statistically real but of little practical significance
b)
B. the difference is probably the result of sampling variation
c)
C. the difference is not likely to be due to chance variation
d)
D. all of these statements are true
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