Question: Problem # 2 (20 pts). The following frequency distribution table represents the data obtained from a sample of 81 copying machine serviced technicians. The values

Problem # 2 (20 pts). The following frequency distribution table represents

the data obtained from a sample of 81 copying machine serviced technicians.

Problem # 2 (20 pts). The following frequency distribution table represents the data obtained from a sample of 81 copying machine serviced technicians. The values represent the days between service calls for various copying machines Find the mean, and standard deviation of the frequency distribution table. Classes Frequency (days) 16- 18 14 19 - 21 12 22 - 24 18 25 - 27 10 28 - 30 15 31 - 33 6 34 - 36 6 Total

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