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Ex 14.2, 9 - A company manufactures car batteries of - Grouped Data

  1. Chapter 14 Class 9 Statistics
  2. Serial order wise
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Ex 14.2, 9 A company manufactures car batteries of a particular type. The lives (in years) of 40 such batteries were recorded as follows: Construct a grouped frequency distribution table for this data, using class intervals of size 0.5 starting from the intervals 2 − 2.5.

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