Identify the independent variable in the following hypothesis: Children who are given a free breakfast at school perform better on achievement tests and are more motivated for school than are those children who are not given breakfast.
A) Achievement tests
B) Free breakfast
C) Children
D) Motivation

Question

Quizplus · Accepted Answer

The independent variable is the variable being manipulated or controlled by the researcher, which in this case is whether or not the children are given a free breakfast at school. The other variables listed in the hypothesis (achievement tests, children, and motivation) are dependent variables - they are affected by whether or not the children receive breakfast.

Identify the Independent Variable in the Following Hypothesis: Children Who