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While computing mean of grouped data, we assume that the frequencies are (a) centred at the upper limits of the classes (b) centred at the lower limits of the classes (c) centred at the classmarks of the classes (d) evenly distributed over all the classes 5. Construction of a cumulative frequency table is useful in determining the (a) mean (b) median (c) mode (d) none of these

While computing mean of grouped data, we assume that the frequencies are
(a) centred at the upper limits of the classes
(b) centred at the lower limits of the classes
(c) centred at the classmarks of the classes
(d) evenly distributed over all the classes
5. Construction of a cumulative frequency table is useful in determining the
(a) mean
(b) median
(c) mode
(d) none of these

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 8740 Points
4 months ago
Answer: c

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