Summary of central composite designs

The table summarizes the designs generated by the central composite design commands. If the design has blocks, then the blocks are orthogonal.

Factors Design Runs Blocks Cube blocks Cube runs Center points Cube center points Axial center points Default alpha Rotatable
2 Full 13 1 --- 4 5 --- 0 1.414 y
2 Full 14 2 1 4 6 3 3 1.414 y
3 Full 14 1 --- 8 6 --- 0 1.682 y
3 Full 20 2 1 8 6 4 2 1.633 n
3 Full 20 3 2 8 6 4 2 1.633 n
4 Full 31 1 --- 16 7 --- 0 2 y
4 Full 30 2 1 16 6 4 2 2 y
4 Full 30 3 2 16 6 4 2 2 y
5 Full 52 1 --- 32 10 --- 0 2.378 y
5 Full 54 2 1 32 12 8 4 2.366 n
5 Full 54 3 2 32 12 8 4 2.366 n
5 Half 32 1   16 6 --- 0 2 y
5 Half 33 2 1 16 7 6 1 2 y
6 Full 90 1 --- 64 14 --- 0 2.828 y
6 Full 90 2 1 64 14 8 6 2.828 y
6 Full 90 3 2 64 14 8 6 2.828 y
6 Full 90 5 4 64 14 8 6 2.828 y
6 Half 53 1 --- 32 9 --- 0 2.378 y
6 Half 54 2 1 32 10 8 2 2.366 n
6 Half 54 3 2 32 10 8 2 2.366 n
7 Full 152 1 --- 128 10 --- 0 3.364 y
7 Full 160 2 1 128 18 8 10 3.364 y
7 Full 160 3 2 128 18 8 10 3.364 y
7 Full 160 5 4 128 18 8 10 3.364 y
7 Half 88 1 --- 64 10 --- 0 2.828 y
7 Half 90 2 1 64 12 8 4 2.828 y
7 Half 90 3 2 64 12 8 4 2.828 y
7 Half 90 5 4 64 12 8 4 2.828 y
8 Half 154 1 --- 128 10 --- 0 3.364 y
8 Half 160 2 1 128 16 8 8 3.364 y
8 Half 160 3 2 128 16 8 8 3.364 y
8 Half 160 5 4 128 16 8 8 3.364 y
8 Quarter 90 1 --- 64 10 --- 0 2.828 y
8 Quarter 90 2 1 64 10 8 2 2.828 y
8 Quarter 90 3 2 64 10 8 2 2.828 y
8 Quarter 90 5 4 64 10 8 2 2.828 y
9 Quarter 156 1 --- 128 10 --- 0 3.364 y
9 Quarter 160 2 1 128 14 8 6 3.364 y
9 Quarter 160 3 2 128 14 8 6 3.364 y
9 Quarter 160 5 4 128 14 8 6 3.364 y
10 Eighth 158 1 --- 128 10 --- 0 3.364 y
10 Eighth 160 2 1 128 12 8 4 3.364 y
10 Eighth 160 3 2 128 12 8 4 3.364 y
10 Eighth 160 5 4 128 12 8 4 3.364 y