You have a 2x2 Independent Groups Factorial Design. You are interested in whether caffeine intake (none versus 2 cups of coffee) and age (18 years old versus 40 years old) interact to predict level of alertness. How many different groups of people would you need to satisfy the design? 1 2 3 4
You have a 2x2 Independent Groups Factorial Design. You are interested in whether caffeine intake (none versus 2 cups of coffee) and age (18 years old versus 40 years old) interact to predict level of alertness. How many different groups of people would you need to satisfy the design? 1 2 3 4
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.7: Combinations
Problem 6C
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7. You have a 2x2 Independent Groups Factorial Design. You are interested in whether caffeine intake (none versus 2 cups of coffee) and age (18 years old versus 40 years old) interact to predict level of alertness. How many different groups of people would you need to satisfy the design?
1
2
3
4
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