In a study of how chief executive officers (CEOs) spend their days, it was found that CEOs spend an average of events. Shown here are the times spent per week in meetings (hours) for a sample of 25 CEOs: Click on the datafile logo to reference the data. DATA file 14 13 23 13 20 21 20 16 15 22 13 18 21 14 21 (a) What is the least amount of time a CEO spent per week in meetings in this sample? The highest? Least amount of time: 12 hours Highest amount of time: 23 hours (b) Use a bin width of 2 hours to prepare a frequency distribution and a percent frequency distribution for the Hours in Meetings Percent per Week Frequency Frequency 12-13 1 4 % 14-15 2 X 8 % 16-17 9 24 % 18-19 3 12 % 20-21 5 20 X %