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A shopkeeper in Pune records the daily number of milk packets sold for one week:
42, 50, 50, 48, 55, 42, 60.
He wants a single number that tells how spread out the daily sales are between the busiest and slowest day. What is that value?

Class 9Collection and Presentation of DataStatistics and Probability
  • A36
  • B19
  • C17
  • D18

Step-by-Step Solution

The required measure is the range. Highest = 60, lowest = 42, range = 60 - 42 = 18.
Answer: D) 18

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