Exam 2: D: Research Methods

Psychological researchers must often carefully weigh the potential scientific benefits of their research against

Perceptions of events outside the known channels of sensation are referred to as

The general public is often misled by discussions of research in the media because

Which measure of central tendency uses all the available data?

Which of the following correlation coefficients represents the strongest degree of relation between two variables?

The practice of voodoo capitalizes on which psychological effect?

Once controlled research studies were conducted on the effectiveness of prefrontal lobotomies,they were discovered to be

If you sat in a public place and assessed the relative attractiveness of the couples who walk by to see if their attraction levels matched or differed,this would illustrate which research design?

Increasing the sample size in a research study increases the chance of finding results that are __________ significant but not necessarily __________ significant.

A British literature instructor examines the number of class periods his students have missed by mid-terms and has the following data: 1,0,10,0,2,1,0,0,5,2,3,0,0,0,1,1,2,3,1.What is the mode for this data set?

Using the scientific method helps us to safeguard against the dangers of putting too much stock in our

Depression is __________ correlated with fatigue and sadness and __________ correlated with spending a lot of time in social situations.

Following the completion of a study,researchers use a process called __________ to inform their participants what the study was about and explain the hypotheses in nontechnical language.

A news article reports a negative correlation between brain size and self-esteem,which leads some people to conclude that larger brains lead to lower self-esteem.The main problem with this conclusion is that

Correlational research designs are NOT appropriate for purposes of

__________ occurs when you read about a psychological study in the newspaper and notice that the gist or central message of a study seems to be exaggerated.

The discussion on the topic of facilitated communication demonstrated the importance of

Suppose in your kitchen you watch the popcorn kernels pop in the popper.A few kernels pop early,a few kernels pop late,but most pop in between.What could you say about the distribution of kernel popping?

A graph that can be used to represent the pattern of relationship between scores from two variables is called a

A group of student researchers divide up the different times and buildings on their campus to attempt to determine when people will hold a door open for another person.These student researchers are most likely to use which research method design when conducting their study?