For the following research design, identify the following: (a) the independent a

Question

For the following research design, identify the following: (a) the independent and dependent variables, (b) the appropriate scale of measurement for each variable, and (c) the appropriate statistical test. Justify your answers.

A researcher is interested in examining the relationship between assertiveness and level of stress in college students. She believes that college students who are more assertive experience less stress than students who are less assertive. She surveys a random sample of college students and asks them to complete a questionnaire in which they rate their level of assertiveness and level of stress on a 5-point scale. How would the researcher determine if there is a relationship between assertiveness and stress?

Explanation / Answer

a) Here, assertiveness is the dependent variable whereas the level of stress is the independent variables.

b) By the question both the variables are measure using a 5-point scale, therefore, the appropriate scale of measurement for each variable is nominal.

c) The appropriate statistical test is a Chi-square in a 5 by 5 contingency table.

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