English

The following are the number of children in each of 30 families in a housing society. Prepare an ungrouped frequency distribution table. 2, 1, 3, 2, 5, 3, 3, 2, 3, 1, 3, 4, 4, 5, 4, 2, 2, 4, 3, 4, 3, - Mathematics

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Question

The following are the number of children in each of 30 families in a housing society. Prepare an ungrouped frequency distribution table.

2 1 3 2 5 3 3 2 3 1 3 4 4 5 4
2 2 4 2 3 4 3 1 3 2 2 5 6 1 2
Sum
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Solution

Number of Children Tally Marks Number of Families (Frequency)
1 `bb|bb|bb|bb|` 4
2 `cancel(bb|bb|bb|bb|) bb|bb|bb|bb|` 9
3 `cancel(bb|bb|bb|bb|) bb|bb|bb|` 8
4 `cancel(bb|bb|bb|bb|)` 5
5 `bb|bb|bb|` 3
6 `bb|` 1
Total   30
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Chapter 15: Statistics - EXERCISE 15A [Page 185]

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B Nirmala Shastry Mathematics [English] Class 9 ICSE
Chapter 15 Statistics
EXERCISE 15A | Q 2. | Page 185
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