PSY 635 Week 2 Quiz | Assignment Help | Ashford University
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- 12 Dec 2020
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PSY 635 Week 2 Quiz | Assignment Help | Ashford University
Week 2 - Quiz
Question 1
What is the role of an
independent variable in a study?
o
the presumed cause
o
the people who receive an intervention
o
the measured effect
o
the people who do not receive an
intervention
Question 2
Which of the following
is not a true experimental design?
o
pretest-posttest control group
o
pretest-only control group
o
posttest-only control group
o
Solomon four-group
Question 3
Which of the following
is an example of a ratio scale?
o
weight
o
gender
o
temperature
o
race
Question 4
If the calculated value
of the statistic is greater than the critical value from a statistical table,
what is the appropriate action?
o
reject the alternative hypothesis
o
reject the null hypothesis
o
reject the research hypothesis
o
accept the null hypothesis
Question 5
The primary purpose of
correlation research is to explore relationships and _____ among variables.
o
causation
o
predictions
o
randomization
o
controls
Question 6
Which of the following
is not a discrete type of measurement scale?
o
nominal
o
categorical
o
ordinal
o
interval
Question 7
_____ is a threat to
internal validity when members of the control group find out details of the
experimental treatment and try to provide it for themselves.
o
history
o
diffusion
o
maturation
o
testing effect
Question 8
In a normal
distribution, the _____ are the same value.
o
mean, median, and mode
o
standard deviation and variance
o
shoulders and tails
o
mean and standard deviation
Question 9
Which of the following
is not another term for an independent variable in a study?
o
X variable
o
Y variable
o
predictor variable
o
experimental variable
Question 10
If two measurements
from the same group of people are being compared, which type of t-test must be
used?
o
one-sample
o
dependent sample
o
independent sample
o
pooled sample
USA 
India