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Create a contingency table for the following experimental results:   A sample of 111 rats were administered...

Create a contingency table for the following experimental results:   A sample of 111 rats were administered a dose of bacteria and was then divided into 2 groups: 57 rats that also received a dose of antiserum and a control group of 54 that did not. After the disease had run its course, 38 dead rats & 73 survivors were counted. Thirteen of the dead rats had received the antiserum while 25 received only bacteria.

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