PSYC 255 QUIZ 5 | VERIFIED SOLUTION

PSYC 255 QUIZ 5 PSYC 255 QUIZ 5 • Question 1 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 Answer: three groups • Question 2 2 out of 2 points Which of the following is an advantage to a between subjects design? Selected Answer: multiple dependent variables • Question 3 2 out of 2 points Betsy is conducting a study on school psychologists. She is thinking of having school psychologists complete four experimental conditions each lasting one hour. A colleague suggests to Betsy that she modify the design so that different groups of school psychologists are used and Betsy will not have to worry about __________. Selected Answer: fatigue. • Question 4 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. This is an example of what type of research design? Selected Answer: within subjects design • Question 5 2 out of 2 points The degree of spread among data surrounding the mean is known as _____________. Selected Answer: statistical variance. • Question 6 2 out of 2 points While conducting her within subjects design, Geraldine notices that participants are failing to fully complete the last level of the independent variable. Specifically, subjects are leaving questions blank and do not appear to be placing as much effort into the study as they were in the first level of the independent variable. Geraldine is seeing what disadvantage to using a within subjects design? Selected Answer: fatigu