A demographic question such as,"About how many times did you buy fast-food for lunch last week?" should have the median as the appropriate central tendency measure for its responses.

Question

Quizplus · Accepted Answer

A demographic question about frequency of fast-food purchases would likely have a highly skewed distribution. In this case, the median may not accurately represent the "typical" response, and a measure such as the mode or the mean would be more appropriate.

A Demographic Question Such As,"About How Many Times Did You