9) A study was conducted to determine how people get jobs. Four hundred subjects were 9) randomly selected and the results are listed below. Job Sources of Survey Respondents Frequency Newspaper want ads 72 Online services 124 Executive search firms 69 Mailings 32 Networking 103 Construct a Pareto chart of the data. 10) The number of minutes that a dentist kept 20 patients waiting beyond their appointment 10) times are listed below. Construct a stem-and-leaf plot for the data. 12.9 12.1 9.6 9.8 11.5 13.0 10.5 103 15.7 11.3 10.7 10.0 13.0 9.7 11.4 12.8 11.9 93 9.6 10.1