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Of the 500 respondents in the Christmas tree market, 44% had no children at home and 56% had at least one child at home.

Of the 500 respondents in the Christmas tree market, 44% had no children at home and 56% had at least one child at home.The corresponding figures for the most recent census are 48% with no children and 52% with. at least one child. Test the null hypothesis that the telephone survey technique has a probability of selecting a household with no children that is equal to the value obtained by the census.

Set up null and alternative hypotheses about proportion P of households with no children.

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