Psychology 401.1 ON Module 2 Quiz
Which of the following correlation coefficients would make you MOST likely to offer someone the bet, "If you tell me a person's score on variable A, I can accurately predict their score on variable B?"
-0.83
Which of the following indicates the strongest correlational relationship?
-0.92
Which of the following statements about correlations is incorrect?
A and B correlate +1.00; therefore, they are causally related.
You are interested in parenting differences between men and women. In your study you sit in a public park and watch the types of play behaviors between mothers and children and fathers and children. Which of the following BEST describes the design of your study?
a naturalistic observation
The primary reason for the ethical dilemmas psychologists encounter regarding the use of deception in research reflects concerns
about the possibility of inflicting harm on human subjects.
Which of the following are disadvantages of the experimental research method?
all of the above
Which of the following is NOT one of the three goals of science?
construction and revision
The scientific approach assumes that
events are governed by some lawful order
Descriptive/correlational research methods allow researchers to
examine whether there is a link or association between variables being studied.
The fact that many times researchers unintentionally influence the outcome of their studies implies the existence of
experimenter bias
Which of the following statements is NOT correct concerning the correlation coefficient?
high values indicate that the two variables have a cause-and-effect relationship
In experimental research, the researcher manipulates the ____ variable in order to measure its effect on the ____ variable.
independent; dependent
Consider the following relationship: you discover that the more money people make, the greater their happiness. Which of the following conclusions is most correct?
it cannot be concluded that money causes people to be happy
A local hospital wanted to assess the way its patients were being treated. The hospital hired several researchers to act as patients and record the way hospital personnel handled the admitting and preliminary evaluation procedures. In this example, the researchers hired by the hospital were engaged in
naturalistic observation
As the number of bystanders increases, people are less likely to help someone who is in distress. This suggests that the size of a crowd and helping behavior are
negatively correlated
Dr. Redding has found a correlation of +0.65 between snoring and weight. This indicates that
overweight individuals tend to snore more than underweight individuals.
Most likely, the amount of time students spend studying would show a ______ correlation with the students' grades.
positive
The primary reason descriptive/correlational research cannot determine conclusively that variables have a cause-and-effect relationship is because in conducting research
the researcher cannot control events or manipulate variables.
If A and B are highly correlated, which statement MOST accurately describes the relationship between A and B?
the score on A can be used to predict the score on B
If the correlation coefficient between amount of exposure to television violence and aggressive behavior was found to be +0.43, we could conclude that
there is a positive relationship between these two variables.
