Experimental Methods

Question 1

define an aim

Answer 1

a question or statement about what the researcher intends to research

Question 2

define a hypothesis

Answer 2

a precise, testable statement including the IV and DV

Question 3

define a null hypothesis

Answer 3

there is non difference between the DV and change in IV

Question 4

define an alternative hypothesis

Answer 4

there is a relationship between a change in IV and DV

Question 5

define a direction hypothesis

Answer 5

states there is a difference and says the direction the results will go

Question 6

define a non directional hypothesis

Answer 6

states there is a difference but doesn’t say the direction the results will go

Question 7

define dependant variable

Answer 7

variable that is measured

Question 8

define independent variable

Answer 8

variable that is manipulated to test the effect on the DV