An administrator believes that the placement of motivational posters on the walls in classrooms of academic buildings will lead
to increased GPAs at his school. To test his theory, he randomly assigns certain classrooms within the College of Liberal Arts and Sciences to have the posters while others do not. None of the remaining four academic colleges have any posters placed in their classrooms. What is the independent variable in this study?
The independent variable in a research is that variable that the researcher wants to use to find out if it affects the dependable variable. The researcher manipulates the independent variable to see if it brings any change to the dependent variable. In this example, the researchers wants to test if classroom wall hangings can increase GPA, hence he wants to see if manipulating the classroom wall hangings can have an impact on the GPA of students.
I believe the answer is: A limited central government linking independent states
The confederate wants full authority to create their own laws without any possibilities for the central government to overrule it. By achieving this, they can set up their own rules regarding slavery and nothing that the abolitionists from the north can do to stop them.
