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Question

250 students of class X of a school appeared in a test of 100 marks and the data about the marks secured is a below

Marks securedNumber of students020202040354060656080608010070

Find the modal vlaue of the above data. [2 MARKS]

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Solution

Concept: 1 Mark
Application: 1 Mark

Modal Class is 80-100

Mode=l+(f1f02f1f0f2)×h

=80+706014060×20

=82.5


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