Question: Two hundred people on the public assistance rolls in Sunbelt
Two hundred people on the public assistance rolls in Sunbelt County are randomly selected. One hundred are required to do public service work for the county; the other 100 continue as before. After 6 months, 63 of the public service workers are still on public assistance, as are 76 of the control group. What can you say about the effectiveness of this program? What facts may explain these results?
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