NURS 5366-PRINC OF RESEARCH IN NURSING-Module 2 Quiz -graded

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1. In the following purpose statement, what kind of variable is number of days absent from class? The purpose of this study was to examine the effects of a generous weekly allowance and twice-weekly ... text messages from parents on number of days absent from class, in freshman college students. Answer s: a. Dependent variable b. Extraneous variable c. Independent variable Response Feedback : A dependent variable is the response behavior, or outcome that the researcher wants to predict or explain. In this example, number of days absent from class is the dependent variable. An independent variable is a stimulus or activity that is manipulated or varied by the researcher to create an effect on the dependent variable. The independent variable is also called an intervention, treatment, or experimental variable. Demographic variables are attributes of the subjects that are measured during the study and used to describe the sample. Extraneousvariables exist in all studies and can affect the measurement of study variables and the relationships among them. 2. The report of a research study on a new medication to treat hypertension included this statement: “There was no significant difference in gender or age between the treatment and control groups.” Based on the statement, the reader of the report recognizes that gender and age were Answer s: a. confounding variables b. demographic variables c. Environmental variables d. moderator variables Response Feedback: Age and Gender are demographic variables 3. A researcher wishes to conduct a correlational study to determine whether there is a relationship between stress levels and relapse rates among patients who have chronic conditions. In order to determine the existence of a relationship between these two variables, the researcher will attempt to: CONTINUED....... [Show More]

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