Asked by Courtney Mendez on Jun 28, 2024

verifed

Verified

In a two-factor research design, if one independent variable has 4 levels and the other has 3 levels, what is the total number of combinations?

A) 12
B) 7
C) 4
D) 3

Independent Variable

A factor or condition that is manipulated by the researcher to observe its effect on the dependent variable in an experiment.

Combinations

The selection of items from a larger set such that the order of selection does not matter.

Levels

Refers to the different values or categories of a variable in a study or analysis.

  • Comprehend the structure and calculation of combinations in factorial research designs.
verifed

Verified Answer

SO
Simeon OyemalaJul 04, 2024
Final Answer :
A
Explanation :
To find the total number of combinations, we multiply the number of levels for each independent variable.
4 (levels of IV1) x 3 (levels of IV2) = 12 possible combinations. Therefore, the correct answer is A) 12.