Exam 2: Research Methodology

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

In correlational studies, it is always possible that an unmeasured variable is responsible for the relation of interest.This complication is known as

Miranda is participating in a research study for class.She arrived for the study on time, signed the consent form, and began the experiment.Midway through, Miranda's phone begins to vibrate with text messages from a friend.What should she do?

Dr.Henderson wants to conduct research to test her theory that there is a causal relationship between sleep patterns and depressive thoughts.What must she do to test this theory?

Suppose a researcher studying social anxiety in children uses a measure of "fidgeting" that indexes hyperactivity instead of social anxiety.What type of validity is this measure lacking?

The values in a data set span from 60 to 90.If a researcher knows this, then the researcher is aware of the

Keisha has just analyzed her preliminary data and found an exciting result.How should she share her initial findings?

A researcher studying parent-infant interactions develops a coding system for recording her data.Which of the following is an example of such a system?

If a researcher finds that a participant produces different scores on a task each time the participant engages in that task, a researcher can conclude that

Chen has just finished analyzing her data, and she finds that the results did not support her theory. Based on what you know about the scientific method, Chen should

If the difference between two groups is statistically significant, it suggests that

Casey is using statistical techniques to examine whether children with autism differ in the amount of self-esteem they report as compared to children without autism.She finds a significant difference, which suggests that the results of her analysis

When researchers collect data in a study, if they unconsciously code a person's behavior to match their expectations, we say there is

If a researcher wants to be able to generalize about a population using data pulled from a sample, it is best to use

The psychologist Robert Rosenthal told student researchers that some rats in a study would learn a task quickly and others would learn the task slowly.In reality, there was no difference in the rats' abilities to learn the task.When the students tested the rats, the animals' learning matched what the students were told.These results reflect the

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?

Dr.Sherman is studying marital relationships and wants to be able to determine which types of couples are at the highest risk for divorce.Which of the four primary goals of science is he addressing?

Operational definitions make it possible for researchers to

If a participant always shows fast reaction times on a visual task not because she is good at the task but because she can hear the experimenter start the presentation and can get ready for the stimulus, her data will show a high level of

One of the four main goals of science is explanation.The main goal of scientists addressing this goal is to explain