In a Matrix Representing the Structure of a Factorial Design,the

question 45

Multiple Choice

In a matrix representing the structure of a factorial design,the differences between the overall column means define

• A)the main effect for one factor.
• B)the interaction between the factors.
• C)the main effect and the interaction between the factors.
• D)nothing.

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Definitions:

Parameter

A measurable attribute that defines or limits the characteristics of a population or a statistical model.

Population

The entire group of individuals or instances about whom we seek to make conclusions.

Statistic

A numerical measurement describing some characteristic of a sample, used to estimate the population parameter.

Sample

A smaller group chosen from the larger population for the purpose of gathering statistical data through measurements, observations, or inquiries.