Correct answers are marked with
a ,
while wrong answers have a next
to them.
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1
Correct
Researchers conducted an
experiment on test anxiety with three groups. In the first group, the
students studied for only 20 minutes and then took an exam. The second
group studied for one hour and then took an exam. The third group spent
several hours studying before taking the exam. In this experiment, the
independent variable is:
a)
The amount of time spent studying.
b)
The scores on the exam.
c)
The students.
d)
The exam questions.
Good Job! The correct answer is
"a". ( more info )
2
Correct
In order to examine the social
behavior of chimpanzees, researchers spent several years observing them in
their native habitat. Which research method was used in this example?
a)
Case Study
b)
Experimental Method
c)
Correlational Study
d)
Naturalistic Observation
Good Job! The correct answer is
"d". ( more info )
3
Correct
In a study, researchers wanted
to learn the impact of television viewing on grades. Researchers discovered
that as the number of hours spent watching television increased, grades
decreased. This study is an example of what type of research method?
a)
Experimental Method
b)
Correlational Research
c)
Case Study
d)
Naturalistic Observation
Good Job! The correct answer is
"b". ( more info )
4
Correct
What is the mean of the
following numbers: 2, 7, 6, 5, 4, 2, 8, 9, 1, 6
a)
2
b)
4
c)
5
d)
7
Good Job! The correct answer is
"c". ( more info
)
5
Wrong
A statement that predicts a
cause-and-effect relationship between variables is known as the
_____________.
a)
Null Hypothesis
b)
Experimental Hypothesis
c)
Independent Variable
d)
Dependent Variable
Your answer is wrong! The
correct answer is "b". ( more information )
6
Wrong
Out of the following
correlations, which indicates the strongest relationship?
a)
+.12
b)
+.79
c)
-.39
d)
-.98
Your answer is wrong! The
correct answer is "d". ( more information )
7
Correct
In a correlational study, when
one variable goes up as another goes down is known as a:
a)
Positive Correlation
b)
No Correlation
c)
Negative Correlation
d)
Illusory Correlation
Good Job! The correct answer is
"c". ( more info )
8
Correct
Which research method is most
appropriate if you are looking for a causal relationship?
a)
Experimental Method
b)
Case Study
c)
Correlational Study
d)
Naturalistic Observation
Good Job! The correct answer is
"a". ( more info )
9
Correct
Research studies that take place
over a long period of time are known as:
a)
Cross-sectional Research
b)
Longitudinal Research
Good Job! The correct answer is
"b". ( more info )
10
Wrong
Josie is using a new testing
instrument to measure behavior. The first time a participant takes the
test, they receive a score of 25. The second time they take the test, they
score a 12. Josie administers the test a third time and the participant
receives a score of 38. Based on these scores, the new testing instrument
has:
a)
Low Validity
b)
High Validity
c)
Low Reliability
d)
High Reliabilty
Your answer is wrong! The
correct answer is "c". ( more information )
11
Correct
Which of the following
correlations indicates the weakest relationship?
a)
+.10
b)
+.83
c)
-.74
d)
-.21
Good Job! The correct answer is
"a". ( more info )
12
Correct
When a test measures the
variable or dimension it is supposed to measure, then it has
______________.
a)
Validity
b)
Reliability
c)
Dependability
d)
Credibility
Good Job! The correct answer is
"a". ( more info )
13
Correct
The behavior that is measured
during an experiment is known as the:
a)
Confounding Variable
b)
Independent Variable
c)
Dependent Variable
d)
Control Variable
Good Job! The correct answer is
"c". ( more info
)
14
Wrong
The score that occurs most
frequently in a distribution is known as the __________.
a)
Mode
b)
Median
c)
Mean
d)
Range
Your answer is wrong! The
correct answer is "a". ( more information )
15
Wrong
The score at the middle of a
distribution is known as the _________.
a)
Mode
b)
Mean
c)
Median
d)
Range
Your answer is wrong! The
correct answer is "c". ( more information )
Your Score: You got 10 right out of 15 questions, for a score of 66
percent.
You did poorly
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