Answer:
The purpose of all research is to describe and explain variance in the world. Variance is simply the difference; that is, variation that occurs naturally in the world or change that we create as a result of a manipulation. Variables are names that are given to the variance we wish to explain.
A variable is either a result of some force or is itself the force that causes a change in another variable. In experiments, these are called dependent and independent variables respectively.
Explanation:
Yan lang po alam ko hehe sorry kung mali basta mag tulongan kita po promise paki brainliests po salamat