The following table summarizes the 2-level default designs and the base designs for designs in which you specify generators for additional factors. Table cells with entries show available run/factor combinations. The first entry in a cell is the resolution of the unblocked design. The lower number in a cell is the maximum number of blocks you can use.
Number of factors | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of runs | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
4 |
full 2 |
III 1 |
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8 |
full 4 |
IV 4 |
III 2 |
III 2 |
III 1 |
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16 |
full 8 |
V 8 |
IV 8 |
IV 8 |
IV 8 |
III 4 |
III 4 |
III 4 |
III 4 |
III 2 |
III 2 |
III 1 |
||
32 |
full 16 |
VI 16 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
IV 8 |
|||
64 |
full 32 |
VII 16 |
V 16 |
IV 16 |
IV 16 |
IV 16 |
IV 16 |
IV 16 |
IV 16 |
IV 16 |
||||
128 |
full 64 |
VIII 32 |
VI 16 |
V 16 |
V 16 |
IV 16 |
IV 16 |
IV 16 |
IV 16 |