TYPES OF VARIABLES | INDEPENDANT VARIABLE | RESEARCH APTITUDE | NTA UGC NET PAPER 1

JUNE 2020

Which of the following features best describe an independent variable in research?

(A)      It is the cause in the cause-effect relationship.

(B)       It is the effect in the cause-effect relationship.

(C)       It is the condition or characteristic which is manipulated in an experimental study.

(D)      It is the variable which is placed under control.

(E)       It is a kind of response variable.

Choose the correct answer from the options given below:

1. (A) and (B) only
2. (B) and (C) only
3. (A) and (C) only
4. (D) and (E) only

Ans: 3

A variable is anything that has a quality or quantity that varies. Age, income and expenses, eye colour, blood groups, height are all examples of variables because each of these properties varies or differs from one individual to another. Independent and dependent variables are two of the most important types which is differentiated on the basis of cause and effect relationship.

Independent Variable :

The variable that is stable and unaffected by the other variables you are trying to measure.

Variable the experimenter manipulates or changes.

It has a direct effect on the dependent variable.

It is the presumed cause.

Dependent Variable

The variable that depends on other factors that are measured.

Variables being tested and measured in an experiment.

It is dependent on the independent variable

It is the presumed effect.