EDUCATION (CBSE/UGC NET)

Detailed explanation-1: -An experiment is a type of empirical study that features the manipulation of an independent variable, the measurement of a dependent variable, and control of extraneous variables.

Detailed explanation-2: -Experimental research is based on observation, calculation, comparison and logic. Researchers collect quantitative data and perform statistical analyses of two sets of variables. This method collects necessary data to focus on facts and support sound decisions.

Detailed explanation-3: -Manipulation means that something is purposefully changed by the researcher in the environment. Control is used to prevent outside factors from influencing the study outcome. When something is manipulated and controlled and then the outcome happens, it makes us more confident that the manipulation “caused” the outcome.

Detailed explanation-4: -Solution(By Examveda Team) The experimental study is based on the manipulation of variables.

Detailed explanation-5: -They manipulate the independent variable by systematically changing its levels and control other variables by holding them constant.