6. Remember that the variable is what the researcher is interested in in a study

Question

6. Remember that the variable is what the researcher is interested in in a study. Be able to read a study description and identify the variable. For example, a high school math teacher is interested in how many students go on to study math in college. She decides to survey alumni contacted through the school records and count how many went on to study math in college. What is the variable in this study? Is it discrete or continuous? What level of measurement is this variable? If the teacher conducted this study, what could a possible value be for the variable? (There’s no one right answer for the last question; just give an example.)

Explanation / Answer

Variable in the study = proportion of students who went to study math

the above variable is a continuous variable.

Level of measurement is ratio measurement

The possible value is 0.65, that is 130 student went to study math out of 200 students,

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