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CBSE Class 9 Answered

The distance, in km, from school to homes of thirty children is listed below: 16, 2, 3, 5, 12, 5, 8, 4, 8, 10, 3, 4, 12, 2, 8, 15, 1, 17, 6, 3, 2, 8, 5, 9, 6, 8, 7, 14, 12, 11. (i) Make a grouped frequency distribution table for this data, taking class width 5and one of the class intervals as 5 - 10. (ii) How many children live at a distance of more than 15 km from school?
Asked by Topperlearning User | 04 Dec, 2013, 02:38: AM
answered-by-expert Expert Answer

(i) Our class intervals will be 0-5, 5-10, 10-15 ....

The grouped frequency distribution table can be constructed as folllows:

(ii) The number of children living at a distance of more than 15 km from school (i.e. in the interval 15-20) is 3.

Answered by | 04 Dec, 2013, 04:38: AM

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