Thirty children were asked about the number of hours th
|
Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows:
1623512584810341228151176328596871412
Which of the following shows the correct frequency distribution
A.
HoursNumber of children0−5135−101010−15215−205Total30
B.
HoursNumber of children0−5105−101310−15515−202Total30
C.
HoursNumber of children0−5105−10810−15515−207Total30
D.
HoursNumber of children0−555−101810−15515−202Total30
Please scroll down to see the correct answer and solution guide.
Right Answer is: B
SOLUTION
Taking the class intervals as 0−5, 5− 10,10 −15…..
The grouped frequency distribution table can be constructed as follows.
HoursNumber of children0−5105−101310−15515−202Total30