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Ex 14.2, 8 - Chapter 14 Class 9 Statistics (Term 1)

Last updated at May 29, 2018 by

Ex 14.2, 8 - Thirty children were asked about number of - Ex 14.2

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Ex 14.2, 8 Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows: (i) Make a grouped frequency distribution table for this data, taking class width 5 and one of the class intervals as 5 - 10. (ii) How many children watched television for more than 15 hours a week? 2 Children

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