An airline’s records showed that the percent of on-time flights each day for a 20-day period was as follows:

72, 75, 76, 70, 77, 73, 80, 75, 82, 85,
77, 78, 74, 86, 72, 77, 67, 78, 69, 80

Draw a histogram for the data using the table from Exercise 11.

Data from Exercises 11

Construct a frequency distribution table with class limits of 67, 71, 75, 79, 83, and 87.