Question

B) Find mode of the following data.
0-10 10-20 20-30 30-40 40-50 50-60
No.of students 4 8 20 25 16 10
Marks
A
LV
.​

Answer 1

Here

• f1 = 25
• f0 = 20
• f2 = 16
• Lower limit = 30

Formula for mode =

$mode \: = l + ( \frac{f1 - f0}{2f1 - f2 - f0} )$

$= > 30 + ( \frac{25 - 20}{50 - 36})$

$= > 30 + ( \frac{5}{14} )$

$= > 30 + 0.35$

$= > 30.35$

hope it helps

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