Psychology 321 - Psychology Research Method » Spring 2022 » Hypotheses, Design, and Variables quiz

Need help with your exam preparation?

Question #1
Which of the following is NOT a research hypothesis?
A.   It was hypothesized that car salesman’s extraversion level (measured by the Extraversion Scale) would be significantly and positively related to number of cars sold in a month.
B.   It was hypothesized that academic motivation would be significantly and positively related to academic achievement.
C.   All these are research hypotheses.
D.   It was hypothesized that boys would engage in significantly more delinquent behaviors (as measured by the delinquent behaviors scale) than girls.
E.   It was hypothesized that hydrogen cars, electric cars, and hybrid cars would be rated significantly groovier (1-10 scale) than diesel and gasoline cars.
Question #2
Which of the following is NOT a research hypothesis?
A.   It was hypothesized that there would be no significant differences between political parties on number of dollars donated to nonprofit organizations annually.
B.   All these can be considered a research hypothesis.
C.   It was hypothesized that hours spent studying for an exam would be significantly and positively related to the exam scores.
D.   It was hypothesized that elephants would live significantly more years than cats and dogs.
E.   It was hypothesized that rabbits and cats would have significantly more babies in a litter than dogs.
Question #3
Which of the following is NOT a null hypothesis?
A.   It was hypothesized that there would be no significant differences between bears and cats on hours of sleeping.
B.   It was hypothesized that there would be no significant correlation between age and wisdom.
C.   It was hypothesized that there would be no significant difference between otters, kittens, and puppies on level of cuteness.
D.   All of these are null hypotheses.
E.   It was hypothesized that that there would be no significant relationship between neighborhood risks and adolescents’ delinquent behaviors.
Question #4
Which of the following is NOT an alternative hypothesis?
A.   It was hypothesized that that there would be no significant relationship between frequency of family conflict and aggression.
B.   It was hypothesized that men would report significantly higher self-esteem than women.
C.   All of these are alternative hypotheses.
D.   It was hypothesized that elephants would live significantly longer and have better memories than cats and dogs.
E.   It was hypothesized that level of extraversion would be significantly and negatively related to computer programmers’ productivity.
Question #5
Which of the following is NOT a causal comparative design?
A.   It was hypothesized that there would be no significant differences between genders, body types, and ethnic groups on time spent exercising.
B.   All of these are causal comparative designs.
C.   It was hypothesized that there would be no significant relation between number of trees and temperature of the world.
D.   It was hypothesized that there would be no significant difference between ethnic groups on level of self-efficacy.
E.   It was hypothesized that sloths and turtles would have the same level of speed after controlling for gender.
Question #6
Which of the following is NOT a correlational design study?
A.   It was hypothesized that Latinos would report significantly higher familism than Whites and Blacks.
B.   It was hypothesized that neighborhood risks would not be significantly correlated to adolescents’ delinquent behaviors.
C.   It was hypothesized that there would be no significant relationship between sociability and worker productivity.
D.   It was hypothesized that family conflict would be significantly and positively related to aggression.
E.   All the above are correlational design studies.
Question #7
It was hypothesized that there would be no significant differences between political ideologies (conservative, liberal) and political parties (republicans, democrats, independents) on welfare spending after taking into consideration age and socioeconomic status. Which is NOT true about this study?
A.   There is one DV
B.   There are two CVs
C.   There are two IVs
D.   This is a causal comparative design
E.   This is a null hypothesis
F.   All of these are true about the design
Question #8
It was hypothesized that calorie intake, fat intake, and exercise level would be significantly and negatively related to weight after controlling for age and gender. Which is NOT true about this study?
A.   There are two DVs
B.   This is an alternative hypothesis
C.   There are three IVs
D.   This is a correlational design
E.   All of these are true about the design
F.   There are two CVs
Question #9
It was hypothesized that self-esteem (measured with the Rosenberg self-esteem scale) would be significantly and negatively related to depression level (measured by PHQ) after accounting for anxiety level (measured by the GAD-7). Which is NOT true about this study?
A.   All of these are true
B.   There is one IV
C.   There is one DV
D.   This is a causal comparative design
E.   This is a research hypothesis
F.   There is one CV

Need help with your exam preparation?