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Naomi is studying the effect of popularity on academic success for her research methods project. To do this, she has elementary school students rate how popular each member of their class is. She then uses this information to rank the students on popularity (e.g., John is the most popular, Vanessa is the second-most popular). Which of the following best describes this variable?

An ordinal scale of measurement

Which of the following makes Dr. Kang's study an experiment?

Dr. Kang manipulated one variable and measured another.

Why is it unethical to provide an incentive that is too large to refuse (for example, offering undergraduate students free tuition for a semester for participating in a study)?

It unduly influences people into participating.

All of the following are true of institutional review boards (IRBs) in the United States EXCEPT: Answers: a. IRBs must have at least five members. b. IRBs must have a psychologist as a member. c. IRBs are mandated by federal law. d. IRBs can be found in settings other than colleges and universities.

b. IRBs must have a psychologist as a member.

In addition to being an ethical violation when do data falsification of fabrication problematic

because they impede scientific progress

when conducting animal research

replacement guideline

a person's weight in pounds is an example of which scale of measurement

ratio

For her research methods class, Serena plans to interview several teachers about their attitude toward teaching children who have attention-deficit/hyperactivity disorder (ADHD). This is an example of what type of measurement?

Self-report measurement

In addition to the three principles derived from the Belmont Report, which two principles were added to the principle put forth by the American Psychological Association?____and____

IntegrityandFidelity & Responsibility

The issue of obtaining informed consent deals with which of the following principles of the Belmont Report?

The principle of respect for persons

balanced against each other

risk to participants vs. value of the knowledge game

ethical violations proposed by belmont

they were not treated by actual doctors

Dr. Sheffield is a clinical psychologist who specializes in treating pathological gambling. Pathological gambling is defined as being unable to resist impulses to gamble. Bothered by not whether they are suffering from this condition, he creates a new measure of pathological gambling. The measure has 15 questions, and it takes 20 minutes to complete.To test his measure, Dr. Sheffield gives his measure to a group of people in Gamblers Anonymous (GA) and another group of people in Alcoholics Anonymous (AA). He finds that people in the GA group have higher scores on his new measure than people in the AA group. Why did Dr. Sheffield do this?- to obtain evidence for face validity- to obtain evidence for content validity- to obtain evidence for convergent validity- to obtain evidence for criterion validity

to obtain evidence for criterion validity

A correlation coefficient and a scatterplot both provide which of the following pieces of information?

The strength and direction of the relationship between two measurements

When is it acceptable for a researcher to study only participants from a specific group, such as a researcher studying depression in a sample of Native American women?

If the specific group being studied is especially prone to the problem being studied (e.g., if depression rates are higher in Native American women)

what is the difference between confident data and anonymous

confidential collects particpants names but separates them from the data


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