Advantages An important advantage of this design is it is more efficient than its one-way counterpart. There are two assignable sources of variation - age and gender in our example - and this helps to reduce error variation thereby making this design more efficient. Unlike One-Way ANOVA, it enables us to test the effect of two factors at the same time. One can also test for independence of the factors provided there are more than one observation in each cell. The only restriction is that the number of observations in each cell has to be equal (there is no such restriction in case of one-way ANOVA
Posted on: Sat, 10 Jan 2015 04:49:54 +0000
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