Final AP Psych Review Part I

A sample that represents a population because each member has an equal chance of inclusion is known as

• Random sample

• Random assignment

• Random variable

• Random blind study

In a study of the effect of a driver training program on driving skill, a possible operational definition of the dependent variable would be...

• driving quality

• number of accidents

• hours spent training

• amount of traffic

Which kind of study can establish a cause-effect relationship between variables, assuming that the research is appropriate and well conceived?

• survey
• case study
• correlational study
• experiment

If a researcher wants to be able to predict if two variables are related to each other they would use

• experimental research
• correlational research
• case study
• illusory research

Which of the following shows a negative correlation?

• As the temperature goes up, the amount of ice cream sales increases
• The more absences Henry has, the lower his grades are
• The taller you are, the more candy you eat
• When you eat more food, your weight increases

It is commonly believed that going outside when the weather is cold and rainy, you will get a cold. This is not true. This is an example of a(n) __.

• Illusory correlation
• placebo effect
• random assignment
• experiment

The number of hours a person has driven and the number of miles driven.

• Negatively correlated

• Positively correlated

• No correlation

• Weak correlation

Hypothesis: the louder a classroom environment is, the lower test scores will be. What is the independent variable?

• Test scores

• Level of noise in the classroom

• Type of class

• Seating arrangement in the classroom

Independent variable is to dependent variable as _________ is to ____________.

• hypothesis | conclusion
• effect | cause
• cause | effect.
• conclusion | hypothesis

Single-Blind Study

• Study in which the subject do not know if they are in the experimental or the control group.

• Study in which neither the experimenter nor the subjects know if the subjects are in the experimental or the control group.

• A measure of the relationship between two variables.

• The observation of human or animal behavior in its natural setting.