In order to gauge political opinion, a polling group randomly selects individual

Question

In order to gauge political opinion, a polling group randomly selects individuals listed on the rosters of national political organizations and clubs in the U.S. They find that 43% of their sample would support an increase in minimum wage. (a) A newspaper reports this as “43% of all Americans support increasing minimum wage.” Why is this not accurate? (think sampling frame) ___________________________________________________________________________ ___________________________________________________________________________ (b) How should the newspaper report the results? (that is, rewrite the headline to be more accurate; remember that headlines are brief) ___________________________________________________________________________ ___________________________________________________________________________

Explanation / Answer

a)

The polling group is selecting individuals from national political organisations and clubs in the US. This is just a part of population and is not necessarily an exact reflective sample of US public (All Americans0.

Hence the statement 43% of All Americans is not accurate. The sampling is biased.

b)

The newspaper should report as follows.

Around 43% of the individuals of national polling organisation and clubs support increasing minimum wage.

Disclaimer - A sample based on the individuals from national polling organisations and clubs was made

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