Hi,
I have my data the following way:
y A B C
0 1 1 2
0 1 2 1
1 1 1 2
0 1 1 2
1 1 1 2
1 1 2 1
0 1 2 2
.
.
.
And so on. How can I make my data look like the following:
y A B C
2 1 1 2
1 1 2 1
0 1 2 2
.
.
.
In other words how can I change my ungrouped cases into grouped cases?
Thanks!
Chris
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