The following research studies consist of two or more groups of scores being com

Question

The following research studies consist of two or more groups of scores being compared. For each, decide whether the study is experimental or non experimental, and then identify the dependent, independent, or quasi-independent variables. A researcher would like to find out more about the determines of college achievement. He conducts a study on 43? college students in which he measure their IQ levels and their grades in college courses. The researcher created five different groups using the student's IQ levels and then compared the average grades among members in different groups

Explanation / Answer

The study is OBSERVATIONAL because the resulst are directly calculated/collected fron the natural happening of an event and no new experiment is conducted.

Whether or not the patient survies is the DEPENDENT/RESPONSE variable. The type of lung cancer treatment given is the INDEPENDENT/INDICATOR variable.

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