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Best Suited Measure of Central Tendency in Different Cases and the Empirical Relationship between Them

A maths aptit...

Question

A maths aptitude test of 50 students was recorded as follows. Calculate the mode by drawing a histogram.

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Solution

The correct option is D
83

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Similar questions

\begin{matrix} M a r k s & N o . o f S t u d e n t s 50 - 60 & 4 60 - 70 & 8 70 - 80 & 14 80 - 90 & 19 90 - 100 & 5 \end{matrix}

A biology aptitude test of 50 students was recorded as follows:

$\begin{matrix} M a r k s & 50 - 60 & 60 - 70 & 70 - 80 & 80 - 90 & 90 - 100 N o . o f s t u d e n t s & 4 & 8 & 14 & 19 & 5 \end{matrix}$

Draw a histogram from the above data using a graph paper and find the mode value.

In a school the weekly pocket money of 50 students is as follows

Draw a histogram & a frequency polygon on the same graph. Find the mode from the graph.

Result (Percentage)	30 - 40	40 - 50	50 - 60	60 -70	70 - 80	80 - 90	90 - 100
No. of students	7	33	45	65	47	18	5

Marks	10−20	20−30	30−40	40−50	50−60	60−70	70−80	80−90
No. of students	7	13	20	25	10	8	6	1

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