Q4. The following data represent the charges billed by a sweeper for his last 30

Question

Q4. The following data represent the charges billed by a sweeper for his last 30 home service calls: 3912 | 61.74 | 3729 | 44.35 | 57.29 | 64.10 | 48.25 | 67.25 | 58.95 39.95 3842 55.80 44.3538.7563.951.50 40.15 60.29 41.26 49.32 36,07_. 46.01_.-41.13 6729-45.68 | 63.55 | 62.12 | 3685--4597 T4289 0.4. The following data represent the charges billed by a sweeper for his last 30 home service calls Required: Using 6 intervals with the lowest starting at 36.05 a. Set up a frequency distribution b. Find class boundaries, class marks, & relative frequencies.

Explanation / Answer

a) Frequency Distribution Table :

b) Class Boundaries, Class Marks and Relative Frequencies added to the Frequency Distribution table :

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Frequency Interval Frequency 36.05 - 42.04 10 42.05 - 48.04 6 48.05 - 54.04 3 54.05 - 60.04 3 60.05 - 66.04 6 66.05 - 72.04 2

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