ASQ
CQE · Question #123
A two-way analysis of variance has r levels for one variable and c levels for the second variable with 2 observations per cell. The degree of freedom for interaction is
The correct answer is B. (r-1)(c-1). See the full explanation below for the reasoning.
Statistical Tools and Techniques
Question
A two-way analysis of variance has r levels for one variable and c levels for the second variable with 2 observations per cell. The degree of freedom for interaction is
Options
- A2(r)(c)
- B(r-1)(c-1)
- Crc-1
- D2(r-1)(c-1)
How the community answered
(64 responses)- A14% (9)
- B78% (50)
- C3% (2)
- D5% (3)
Topics
#two-way ANOVA#degrees of freedom#interaction#experimental design
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