Unit One Review

used to reduce the effects of confounding variables in experiments

random assignments

Standard deviation is a measure of how much

scores in a group differ from the mean of that group

an evolutionary psychologist would most likely investigate

why people have an innate fear of the dark

Which of the following is the strongest correlation?

.9

A test has a mean of 80 with a standard deviation of 4. Which of the following scores is within one standard deviation of the mean

77

What field of psychology is most appropriate to analyze the efficiency of businesses in their hiring, basic training, and management leadership skills training?

Industrial/Organizational

Researchers have found a negative correlation between income and dental problems. What conclusion can correctly be drawn from this statement?

as income increases, the likelihood of dental problems decrease

Jenna is conducting a study on the relationship between parenting styles and teenager's responsibility levels. She gives a group of high school students a questionnaire that asks questions concerning the rules of their household, interactions with their parents, and the responsibilities that they have taken on in their lives. Which research method is Jenna using? (different answer choices)

correlational

The notions of self-actualization and potential for human growth are most closely associated with which of the following approaches to explaining personality

humanistic

which of the following is a statistical approach concerned with forming conclusions about the effect of the independent variable on variations in the dependent variable

inferential

professor Gonzalez is interested in evaluating the ability of a new method of note-taking to improve student grades. group A is trained in the new method and group B uses the traditional outline method of taking notes. What is Professor Gonzalez's independent variable?

method of note-taking

A researcher interested in finding a simple way to estimate intelligence decides to evaluate skull circumference as a possible indicator of intelligence. He finds that the size of an adult's skull remains the same from one measurement to the next, but he finds that skull circumference is not a very good predictor of intelligence. In this example skull measurement is

reliable but not valid

Students from a journalism class ask only their friends to participate in a school newspaper survey and neglect to ask the rest of the student body. The journalism students' data may not be generalizable due to

sampling bias

Jenna is conducting a study on the relationship between parenting styles and teenager's responsibility levels. She gives a group of high school students a questionnaire that asks questions concerning the rules of their household, interactions with their parents, and the responsibilities that they have taken on in their lives. Which research method is Jenna using?

survey

According to Wilhelm Wundt the focus of scientific psychology should be the study of

the make-up of conscious experience

The results of a correlational study involving student volunteers in a psychology laboratory might not apply to the general population because

the sample is not randomly chosen and therefore may not be a representative sample