A survey of 40 randomly selected full-time Joliet Junior College students was conducted in the Fall 2010 semester. In the survey, the students were asked to disclose their weekly spending on entertainment. The results of the survey are as follows:

(a)Check the data set for outliers.
(b)Draw a histogram of the data and label the outliers on the histogram.
(c)Provide an explanation for the outliers.

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