search for: popn3

...ed into size-class categories based on their basal diameters. Once I started running the stats on my data, I got confused with the results. Just to show an example of what I was testing I ran stats comparing population1 to population 2. and then comparing population 3 to population 2. Popn1 Popn2 Popn3 880 769 0 34 40 19 10 24 19 2 2 8 2 2 36 0 0 0 Common sense tells me that P1 and P2 are similar and that P3 and P2 are dissimilar. However, for the P1 versus P2 test I am getting p-value of 1 (saying they are strongly similar -what I expected) and for the P3 versus P2 test, a p-value of 0.930...