Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows:
1623512584810341228151176328596871412
(i) Make a grouped frequency distribution table for this data, taking class width 5 and one of the class intervals as 5- 10. [2 MARKS]
Concept: 1 Mark
Application: 1 Mark
(i) Our class intervals will be 0−5, 5− 10,10 −15…..
The grouped frequency distribution table can be constructed as follows.
HoursNumber of children0−5105−101310−15515−202Total30