Question

prepare a frequency distribution table from the following data and calculate variance 18,22,29,36,29,24,26,16,23,30,37,31,25,15,24,32,38,33,19,29,33,40,34,30,21,26,35,41,28,31
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Answer 1

Answer:

Class – Interval Frequency

25 – 30. 10

30 – 35. 18

35 – 40 14

40 – 45 12

Explanation:

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