Course 201940 Fall 2019 PSYC 255-D12 LUO
Test Quiz 5
Started 11/23/19 7:23 PM Submitted 11/23/19 8:18 PM Due Date 11/25/19 11:59 PM Status Completed
... [Show More] Attempt Score 54 out of 60 points
Time Elapsed 55 minutes out of 1 hour Instructions Time limit: 1 hour
30 multiple-choice questions
Open-book/open-notes
Do not hit the BACK button as this will lock you out of the quiz.
The timer will continue if you leave this quiz without submitting it.
Results Displayed
Submitted Answers, Feedback
● Question 1
2 out of 2 points
During the late 1980s and the early 1990s the Pepsi Challenge was in full swing. During the challenge, participants were asked to taste cola from both Coke and Pepsi. Once they had tasted both drinks, the participants were asked to report which was better tasting.
The results indicated that participants found Pepsi products to be better tasting. What is the dependent
variable in this study?
Selected Answer:
reported taste of the drinks
● Question 2
0 out of 2 points
To combat order effects that may occur with a within subjects design, many researchers
will use .
Selected Answer:
mixed subject designs.
● Question 3
2 out of 2 points
Darley and Batson conducted a study in which the independent variable was the degree to which the participants were instructed to hurry to the other building (high-hurry, intermediate-hurry, low-hurry) and the dependent variable was the amount of help offered to a “victim” placed by the researchers between the two buildings. This was a between subjects design. Therefore, how many groups of participants were needed?
Selected three
Answer: groups
● Question 4
2 out of 2 points
In a
, participants will be exposed to only one level of the independent variable.
Selected Answer:
between subjects design
● Question 5
2 out of 2 points
Dr. Herrman recommends that his students take the practice GRE before registering to take the real GRE. Dr. Herrman makes this recommendation because he knows that
can increase performance on subsequent experiences with the same tasks.
Selected Answer:
practice effects
● Question 6
2 out of 2 points
A research matrix is .
Selected Answer:
a visual representation of a research design.
● Question 7
2 out of 2 points
The degree of spread among data surrounding the mean is known as .
Selected Answer:
statistical variance.
● Question 8
2 out of 2 points
Suppose we used a between subjects design to see if caffeine influenced levels of alertness. We had three groups of participants: participants who received 8 ounces of a caffeinated beverage, participants who received 24 ounces of a caffeinated beverage, and participants who received no caffeine. If this was a between subjects design with 30 total participants, how many participants would be in each condition?
Selected 1
Answer: 0 [Show Less]