A researcher had a random sample of 100 school psychologists. She decided to ran

Question

A researcher had a random sample of 100 school psychologists. She decided to randomly assign 50 of them to receive, as part of their survey material, a (fictional) newspaper article about the improving job market. She assigned the other 50 to receive a (fictional ) newspaper article about the declining job. The participant then responded to questions about their attitudes towards their careers.

A. What is the independent variable in this experiment, and what are the levels?

What is the dependent variable in this experiment?

C. Write a null hypothesis and a research hypothesis for this study.

Explanation / Answer

A. Independent Variable: The responses from the two groups are independent of each other. It has got two levels :

i) 50 responses from the students who receive newspaper article about the improving job market.

ii) 50 responses from the students who receive newspaper article about the declining job market.

B. Dependent variable: The responses from students within each group is dependent on each other. As students receiving the same article likely to show similar attitude.

C. Null hypothesis: The responses from the two groups are similar.

Research hypothesis: The newspaper articles about improving and declining job market don't have any impact on students' attitude.

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