In a twoway ANOVA the sources of variation are Select one

In a two-way ANOVA, the sources of variation are _________________.

Select one

: a. total variation, treatment variation, and error variation

b. total variation and error variation

c. treatment variation and blocking variation

d. total variation, treatment variation, blocking variation, and error variation

Solution

c. treatment variation and blocking variation

Reason: In Two Way ANOVA setting up the Null follows the rule -
Ho: All the Treatments\' effects are zero.
H1: All the Blocks\' effects are zero.