By Hadassahkim
PSYC 255: QUESTIONS AND ANSWERS 2024
(LIBERTY UNIVERSITY)
Question 1
2 out of 2 points
What kind of study uses a methodology in which participants are matched on a particular
characteristic before being assigned to the different levels of the independent
variable_____________.
Answer: matched subjects’ design
Question 2
2 out of 2 points
You are reading a journal article and the method section states that the design was a 2 X 3
between subjects’ factorial designs. Automatically you know the study will have_____________
conditions.
Answer: 6
Question 3
2 out of 2 points
When hypotheses for a study are said to be mutually exclusive, this means the
hypotheses _____________.
Answer: cannot both be true.
Question 4
2 out of 2 points
In the chapter, a study by Albert Bandura was discussed. Which of the following was
not a research topic?
Answer: Bobo dolls
Question 5
2 out of 2 points
,By Hadassahkim
Dan is searching on the Internet for information on her research topic. The search
results lead to only 10 hits. Tom’s search resulted in a small number of records because
_____________.
Answer: his topic is too narrow.
Question 6
2 out of 2 points
According to the textbook, Alex believed that there were no differences in writing
abilities between himself and Mary. Alex is stating what kind of hypothesis?
Answer: null
Question 7
2 out of 2 points
The degree of spread among data when surrounding the mean is known as _____________.
Answer: Statistical variance
Question 8
2 out of 2 points
Unlike a research topic that is defined broadly, a _____________ is better defined to provide
direction for researchers.
Answer: research question
Question 9
2 out of 2 points
In research, the two hypotheses developed must be _____________ and _____________.
Answer: mutually exclusive, exhaustive
• Question 10
2 out of 2 points
Samantha is working on a research project about the influence of caffeine consumption
on alertness. She has developed two hypotheses. Her second hypothesis states that
, By Hadassahkim
there will be an increase in alertness with the consumption of caffeine. This hypothesis
is known as a _____________ hypothesis.
Answer: directional research
• Question 11
2 out of 2 points
When searching for research on a topic, it is recommended that you use _____________ to
increase the number of search results.
Answer: synonyms
• Question 12
2 out of 2 points
You have been discussing a research project with your friend Connor. Connor has told
you that his research hypothesis states, the mean of population 1 is not equal to the
mean of population 2. How would you write this research hypothesis in symbols?
Answer: H1 µ1 ≠ µ2
• Question 13
2 out of 2 points
Demi has developed two hypotheses for her research question. The first hypothesis is
known as the null hypothesis and states there will be no difference between the scores
on the dependent variables. Her second hypothesis is known as a research hypothesis
and states _____________.
Answer: there is a difference between scores on the dependent variables.
• Question 14
2 out of 2 points
According to the textbook, the use of the Internet for searching is questionable because
the Internet is not always _____________ and _____________.
Answer: verifiable, reliable
PSYC 255: QUESTIONS AND ANSWERS 2024
(LIBERTY UNIVERSITY)
Question 1
2 out of 2 points
What kind of study uses a methodology in which participants are matched on a particular
characteristic before being assigned to the different levels of the independent
variable_____________.
Answer: matched subjects’ design
Question 2
2 out of 2 points
You are reading a journal article and the method section states that the design was a 2 X 3
between subjects’ factorial designs. Automatically you know the study will have_____________
conditions.
Answer: 6
Question 3
2 out of 2 points
When hypotheses for a study are said to be mutually exclusive, this means the
hypotheses _____________.
Answer: cannot both be true.
Question 4
2 out of 2 points
In the chapter, a study by Albert Bandura was discussed. Which of the following was
not a research topic?
Answer: Bobo dolls
Question 5
2 out of 2 points
,By Hadassahkim
Dan is searching on the Internet for information on her research topic. The search
results lead to only 10 hits. Tom’s search resulted in a small number of records because
_____________.
Answer: his topic is too narrow.
Question 6
2 out of 2 points
According to the textbook, Alex believed that there were no differences in writing
abilities between himself and Mary. Alex is stating what kind of hypothesis?
Answer: null
Question 7
2 out of 2 points
The degree of spread among data when surrounding the mean is known as _____________.
Answer: Statistical variance
Question 8
2 out of 2 points
Unlike a research topic that is defined broadly, a _____________ is better defined to provide
direction for researchers.
Answer: research question
Question 9
2 out of 2 points
In research, the two hypotheses developed must be _____________ and _____________.
Answer: mutually exclusive, exhaustive
• Question 10
2 out of 2 points
Samantha is working on a research project about the influence of caffeine consumption
on alertness. She has developed two hypotheses. Her second hypothesis states that
, By Hadassahkim
there will be an increase in alertness with the consumption of caffeine. This hypothesis
is known as a _____________ hypothesis.
Answer: directional research
• Question 11
2 out of 2 points
When searching for research on a topic, it is recommended that you use _____________ to
increase the number of search results.
Answer: synonyms
• Question 12
2 out of 2 points
You have been discussing a research project with your friend Connor. Connor has told
you that his research hypothesis states, the mean of population 1 is not equal to the
mean of population 2. How would you write this research hypothesis in symbols?
Answer: H1 µ1 ≠ µ2
• Question 13
2 out of 2 points
Demi has developed two hypotheses for her research question. The first hypothesis is
known as the null hypothesis and states there will be no difference between the scores
on the dependent variables. Her second hypothesis is known as a research hypothesis
and states _____________.
Answer: there is a difference between scores on the dependent variables.
• Question 14
2 out of 2 points
According to the textbook, the use of the Internet for searching is questionable because
the Internet is not always _____________ and _____________.
Answer: verifiable, reliable
