i******e 发帖数: 1811 | 1 could a bibd experiment be constructed for five treatments to be repeated
four times with a block of size of 4? | i******e 发帖数: 1811 | 2 自己顶下,多谢啦
【在 i******e 的大作中提到】 : could a bibd experiment be constructed for five treatments to be repeated : four times with a block of size of 4?
| w****a 发帖数: 114 | 3 sure you can.
in your case, r=4,v=5,k=4; so by bk=rv, you can get b=5, i.e., 5 blocks.
then by the equation r(k-1)=lambda(v-1), you can get lambda=3.
see the design below: (columns are blocks)
1 2 3 4 5
2 3 4 5 1
4 5 1 2 3
5 1 2 3 4
hope this helps!
【在 i******e 的大作中提到】 : could a bibd experiment be constructed for five treatments to be repeated : four times with a block of size of 4?
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