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it is from statistics and probability. do it clearly. 14219747

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a. Write something about the mean, median and mode averages of the life span sample of twenty refrigerators were manufactured by a company: 5, 5, 5, 6,6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 94 b. A sample of the masses of 30 parcels (measured to the nearest tenth of a kilogram) is grouped in a frequency distribution: Mass (kg) Number 20.0-20.4 20.5-20.9 21.0-21.4 21.5-21.9 22.0-22.4 22.5 22.9 Estimate the mean, median and modal masses of the parcels. Which of these averages best represent the data?

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Write something about the mean, median and mode averages of the life span sample of twenty refrigerators were manufactured by a company: 5, 5, 5,...
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