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8 questions
The number of families having expenditure range in Rs 16000-19000 is
15
17
18
19
Construction of a cumulative frequency table is useful determining the
mean
mode
medien
all of the above
The abscissa of the point of interaction of the ‘less than type’ and of the ‘more than type’ cumulative frequency curve of grouped data gives
mode
median
mean
all of the above
what is the modal class
15-60
30-40
20-30
10-20
What should be the modal class
10-20
30-40
40-50
50-60
What should be the frequency of 30-40 in this case
51
48
4
3
What should come in the blank?
Mode= (…………..) –2 (mean)
3 (median)
4 (median)
2 (median)
5 (median)
What should be the modal class?
0-10
10-20
20-30
50-60
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