Pair Treatment Control     Treatment Control     Treatment Control  
  T2 T1 ui Pair T2 T1 ui Pair T2 T1 ui
1 ­– 0 11 + +1 21 + –1
2 + –1 12 + +1 22 + +1
3 + –1 13 + –1 23 + –1
4 0 14 0 24 + +1
5 + –1 15 + +1 25 + –1
6 + + 0+ 16 + +1 26 + –1
7 + + 0+ 17 + –1 27 + –1
8 + –1 18 + + 0+ 28 + –1
9 + –1 19 + +1 29 + –1
10 + + 0+ 20 + –1 30 0
Table 2: Gain (+) or Loss (–) in Body weight of 30 matched Pairs of Subjects administered some diets.