A sample poll of 300 voters from district A and 200 voters from
district B in Dallas showed that 56 % and 48 % respectively were in
favor of Eric Johnson. At the 5 percent level of statistical
significance, is there a difference in the candidate preference
between the districts?
A sample poll of 300 voters from district A and 200 voters from district B in Dallas showed that 56 % and 48 % respectiv
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