Question: d) Do the data provide convincing evidence that there is a real pain reduction for those patients in the treatment group? Or do you think

d) Do the data provide convincing evidence that there is a real pain reduction for those patients in the treatment group? Or do you think that the observed difference might just be due to chance? Yes, the percentage of patients in the treatment group who were pain free 24 hours after treatment was much greater than the corresponding percentage of patients in the control group. It is impossible to tell merely by comparing the sample proportions because the difference could be the result of random error in our sample

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