Suppose a random sample of 137 households in Detroit was taken as part of a study on annual household spending for food at home. The sample data are contained in the file Detroit Eats.

a. For the sample data, compute the mean and the median and construct a box and whisker plot.

b. Are the data skewed or symmetric?

c. Approximately what percent of the data values are between $2,900 and $3,250?