Exam 2: Research Methodology

Research that is done to test a theory:

Researchers monitor changes in blood oxygen level when they record brain activity using:

When confounds are present in an experiment,they result in:

In which of the following types of descriptive studies do researchers involve themselves in the situation of interest?

Which of the following activities would NOT be considered a descriptive study?

Bai is conducting a study on learning.When she manipulates an independent variable,it is possible that some other factor,such as noise in the hall,can affect learning in one of the groups but not in the other.This possibility reflects the presence of:

With _____,one repeats a study to determine whether the same results are obtained.

Researchers investigated whether mood affects participants' ratings of jokes.Participants in the first mood group read sad statements.In the second group,participants read neutral statements.In this study,the participants who read the sad statements constituted the:

In which of the following studies would the concept of reactivity be most relevant?

Gwen is studying the effects of comedic film on depressed participants.She is concerned that the data collectors will produce biased observations if they know the purpose of the study.She addresses this problem by using a(n):

If you list a set of scores from the lowest value to the highest,then take the middle value to indicate what is a typical score,you are using the:

The most powerful imaging technique,which documents changes in magnetic forces in the brain,is:

Suppose a researcher intended to study people's level of happiness by monitoring how often they smile or laugh when watching a movie.If this measurement does not really indicate level of happiness,psychologists would say that the data are NOT:

Pablo is conducting research and trying to determine whether he should monitor the presence versus the absence of a behavior or how long a behavior occurs.What approach to research is he most likely using?

One issue that an institutional review board is likely to concern itself with is:

If a researcher was denied permission to conduct a study because participants might suffer harm,that decision would have been made by the:

If you want to know how far apart scores in a data set tend to be,you could use the:

If a researcher wanted to study the behavior of protesters who were in a closed group and did not easily admit new people,the researcher would probably use which of the following approaches to study them?

When you pair two variables,and as one increases the other decreases,your data will show:

When researchers report a measure of central tendency,they might present: