When conducting a comparison of an outcome to several independent variables, which of the following is considered good practice?
A) change two W's at a time for interaction
B) change all independent variables by one unit
C) vary one independent variable at a time
D) vary the outcome variable by one unit

Question

Quizplus · Accepted Answer

Varying one independent variable at a time allows for the isolation of its effects on the outcome, making it easier to understand the relationship between that variable and the outcome. This approach helps in identifying which variables have significant impacts and how they individually contribute to the outcome.

When Conducting a Comparison of an Outcome to Several Independent