Exam 3: The Research Enterprise in Psychology Part 1

Jason believes that patrons in his bar will be more likely to leave a tip if the tip jar already has some money in it, than if the tip jar is completely empty. To test this belief he has the tip jar empty about half the time when a customer approaches the bar; the rest of the time he ensures there is at least $5.00 in the jar when a customer approaches. In Jason's experiment, the control group would be

Your chemistry professor tells the class that his exams are extremely challenging and that most students tend to perform poorly on them while your math professor tells the class that his exams are extremely easy. Upon receiving your exam grades you score very highly on both exams. Based on the results of the Featured Study on how expectations influence emotional reactions to positive and negative outcomes what type of emotional reaction are you likely to show?

In experimental research, the independent variable is the variable

While theories are most closely associated with the scientific goal of ____, hypotheses are most closely associated with the goal of ____.

The two basic types of statistics are

If A and B are highly correlated, which statement MOST accurately describes the relationship between A and B?

A researcher is investigating the effect of warm room temperature on aggressive behavior in preschoolers. Half of the children are in a classroom where the temperature is a warm 88 degrees and half are in a classroom where the temperature is a normal 77 degrees. The researcher measures the number of hitting incidents that occur in each classroom. In this study the number of hitting incidents is the

Carmella is in a class where the scores on the second midterm exam ranged from 75 to 85 points. Conrad is taking the same course, but in his section the scores ranged from 50 to 98 points. In this example the standard deviation in Carmella's class should be

Which of the following is NOT true regarding common sense analyses of behavior?

The score that falls exactly in the center of a distribution of scores, such that half the scores fall below that score and half the scores fall above it, is the

In experimental research, the data collected by the researcher are the

Random assignment of subjects occurs when

One of the main concerns with the case study method of research is that

Naturalistic observations, case studies, and surveys all have in common that

A researcher is investigating the effect of music on the productivity of employees in a factory. Half of the employees listen to music while working and half do not listen to music. The researcher measures the productivity of each employee. In this study the employees who listen to music are the

In experimental research, the variable that the researcher measures because it is thought to be affected by the manipulation of another variable is the

If you believe that increasing levels of anxiety are associated with drug abuse, you have just formulated

When variability in a data set is large, the standard deviation will be ____; when variability is small, the standard deviation will be ____.

Broadening the scope of phenomena that psychologists are able to study is associated with

In experimental research, the dependent variable is the variable