Exam 3: Research Methods

DeAndre is recording instances of physical aggression among children in a schoolyard at recess. He is undertaking ______.

Which of the following researchers is conducting a case study?

In a match subjects design, the closer a scientist can match individuals in the individual and control groups, the stronger the logic of the design.

Wood and colleagues (2009) examined the value of self-affirmation. In a typical study, participants either engaged or did not engage in self-affirmations. Later, their current self-esteem was assessed. Which of the following answers correctly names and identifies the variables in this study?

A(n) ______ defines events or constructs in terms of how they are measured, thus giving them concrete meaning.

Learning about the world through observation and experimentation is the essence of a process called ______.

A statistically significant result is one that is

Based on the textbook's discussion, whether a discipline is considered a science depends on

The principle of ______ requires that the personal identity of a given participant be kept separate from his or her data.

At Folger University, Drs. Chase and Sanborn are conducting an experiment on the effects of caffeine on memory. Participants are randomly assigned to a caffeine or a no-caffeine group; later, their recall of items on a word list is assessed. In which answer does the pair correctly identify a variable in this experiment?

"Opposites attract." "Birds of a feather flock together." These aphorisms make predictions and are therefore ______.

A researcher finds a correlation of −.51. Which pair of variables is the researcher MOST likely investigating?

In the survey project she is working on, Dr. Miyake finds a correlation of .60 between attachment security and the likelihood with which participants say they would engage in various prosocial behaviors at work. This could mean any of the following EXCEPT this:

______ is NOT among the major steps in designing an experimental study, as they are outlined in the textbook.

Which of the following describes a committee of individuals who determine whether participants are adequately protected in terms of welfare and rights and who determine when a risk is unreasonable?

When a rod passed through Phineas Gage's head, which area of the brain was damaged?

A psychopathologist wishes to compare the prevalence of suicidal ideation among a sample of people with major depressive disorder to the prevalence of such ideation among a sample of those without the disorder. It is critical that the two groups be as similar as possible with regard to factors unrelated to the research question. This concern is BEST addressed using a ______.

Distinguish between the processes of replication and meta-analysis. Explain how these processes contribute to the progress of psychological science.

Which of the following is NOT an operational definition of happiness?

The purpose of a randomized control trial is to