Exam 7: Selection of Variables, Operational Definitions, and Measurements Issues

Attitudinal, behavioral, physiological, and psychological are all different measures of dependent variables.

Jill has been working on developing a new task to test the reaction time of athletes.As she begins to test athletes using her new task, she notices that all the athletes are scoring extremely high on her test.Jill's task has fallen prey to a ________.

Attitudinal measures are used to measure one's mental ability or knowledge of a topic.

In the Are You Equipped? section at the beginning of the chapter, a study was described looking at the relationship between birth weight and adolescent depression.The participants were divided into groups based on their birth weight, either low or normal birth weight.How many levels of the independent variable were there in this study?

Cognitive measures assess a person's attitude to a topic.

Degree of response is the sum of the number of times a person/group responds to a question.

All independent variables will have at least three levels or conditions.

While conducting a study, you notice that most of the scores fall at the upper range of the response option.This pattern of data is known as a ________.

Percent correct is the average of correct responses to overall responses represented as a percentage.

Behavioral measures are used to measure a person's behaviors.

Brooke is investigating exercise habits among college students.Brooke has asked students to indicate the number of times they workout each week.To investigate exercise, Brooke is using an) ________scale.

Each type of dependent variable measure can be assessed by using percent correct, frequency of response, or degree of response.

The independent variable is the variable that is measured in a study.

A ceiling effect occurs when scores fall primarily at the lower end of a response range.

When a researcher classifies data into one of two or more categories, the researcher is using an)________ scale.

Robyn is conducting a study investigating the effects of ethnicity on humor.Specifically, she has different participants watch comedy routines from several comedians.For each participant, she records the intensity of their laughs for each comedian.Which way is the dependent measure of humor being assessed?

In the study on the influence of birth weight on adolescent depression, the subject variable treated like the independent variable was birth weight.

An independent variable is the variable in a study that is ________.

Attitudinal, behavioral, physiological, and cognitive measures are all different measures of dependent variables.

One of the most common types of measures for a dependent variable is a behavioral measure.Behavioral measures________ .