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

James is conducting a study on the type of leadership style i.e., democratic or autocratic) a person has and the influence that style has on employee satisfaction.What is the independent variable in this study?

An independent variable can have as many conditions as is necessary for the particular study that is being conducted.

In the study on the influence of birth weight on adolescent depression, the dependent variable was birth weight.

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.In this study, what variable is being treated as the independent variable?

The average of correct responses to overall responses represents which type of way to assess a measure?

Chris is studying what females consider attractive in male partners.Chris has defined attractive in terms of physical characteristics of males.Chris has just used an)________ .

When scores fall primarily at the lower end of a response option, a study is exhibiting a floor effect.

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

The difference between an interval and a ratio scale is that an interval scale has a

Of all the types of scales, only an) scale has a _____scale has a true zero value.

There are several types of measures for dependent variables.Cognitive measures________ .

The variable in a study that researchers measure because it is believed to change is called the________________ .

Adam is conducting a study on cartoon violence in Saturday morning cartoons.He has defined cartoon violence as those acts that would result in serious bodily harm leading to a hospital visit.Adam's definition of cartoon violence is an example of an)________ .

Which of the following is a type of measure for a dependent variable?

An operational definition defines a concept or idea.

Julia is conducting a study looking at individuals habits when preparing food.Specifically, she is measuring the number of times a person uses incorrect food preparation behaviors.To conduct this study, Julia is going to people's homes and watching them prepare meals.Julia is primarily collecting ________measures for her dependent variable.

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.In this study, what as the dependent variable?

James' study was conducted on the influence of study habits on math performance.James tracks the average number of correct responses that participants have before and after being exposed to different study habits.James is assessing his cognitive measure with________ .

When a researcher classifies data into an order or rank of magnitude, the researcher is using an) ________scale.

Dave has asked participants in his study to identify which ethnic category fits them best.Dave is using an)________ scale.