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Frequency Curve for Grouped Frequency Distribution (Using Class Mark)

What is the t...

Question

What is the total number of students in the class?

A

74

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B

84

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C

94

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D

None of these

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Solution

The correct option is B $94$
Total Number of students in class
$=$ Sum of all frequencies of intervals
$= 4 + 8 + 20 + 40 + 22$ $= 94$

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Frequency Curve for Grouped Frequency Distribution (Using Class Mark)

Standard VIII Mathematics

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