Explain how you would draw a box-and-whisker plot for the data below.
33, 42, 18, 13, 8, 26, 42, 47, 28, 22, 35, 13, 29, 20, 39, 37, 10

the list shows the number of children who visited a city playground each day for two weeks.

13 24 30 25 38 26 10 9 16 35 42 31 15 42
describe appropriate intervals for the horizontal axis for the histogram of the data.