Experimental Method

Question 1

What does an experimental method involve?

Answer 1

The manipulation of an IV to measure the effect on the DV. The experiments may be lab, field, natural or quasi

Question 2

Aim

Answer 2

A general statement of what the researcher intends to investigate; the purpose of the study

Question 3

Hypothesis

Answer 3

A clear, testable statement that states the relationship between the variables to be investigated

Question 4

Directional hypothesis

Answer 4

States the direction of the difference or relationship between conditions/ groups

Question 5

Non-directional hypothesis

Answer 5

Doesn’t state the direction of the difference or relationship between conditions/ groups

Question 6

Null hypothesis

Answer 6

States no difference or relationship between conditions/ groups

Question 7

Independent variable (IV)

Answer 7

The aspect of the experimental situation that is changed/ manipulated by the researcher so the effect on the DV can be measured

Question 8

Dependent variable (DV)

Answer 8

The aspect of the experimental situation that is measured by the researcher