What is the main reason we might prefer to use a Latin Square design over a complete counterbalancing design? A. Because they include all possible sequences

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 74E: Lottery Powerball is a lottery game that is operated by the Multi-State Lottery Association and is...
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What is the main reason we might prefer to use a Latin Square design over a complete counterbalancing design?

A. Because they include all possible sequences

B. To reduce order effects

C. Because there are too many participants

D. Because there are too many conditions

 

A 2 x 2 factorial experiment produces a set of means in a graph that looks like an upright 'X' shape. This likely means there is:

A. Both main effects and an interaction

B. A main effect of factor 2

C. A main effect of factor 1

D. An interaction

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