The mileages recorded for a sample of company vehicles during a given week
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The mileages recorded for a sample of company vehicles during a given week

Question -6

The mileages recorded for a sample of company vehicles during a given week yielded the following data:


(i) Determine the range, quartile deviation and standard deviation from these figures.

(ii) Produce a box-plot of the data and describe the distribution.

Hint
Statisticsi). The range is simply the measure of the difference between the lowest and the highest values in given set of data. The Quartile Deviation(QD) refers to the product of half of the difference between the upper and lower quartiles. QD =  (Q3 – Q1) / 2. The standard deviation is a measures of the dispersion of a dataset relative to its mean....

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