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.
Because a modern society is one with rapid and easy communication and travel. In a world with rapid and easy travel and powerful weapons technology the result of inequality, injustice and exclusion will be genocidal war and extinction. This can occur on the global scale or the national/regional scale. There are no options.
