Question

Find the mode of the following distribution:-
class interval: 10-15 15-20 20-25 25-30 30-35 35-40
frequency : 30 45 75 35 25 15

Full Detailed answer, please.

Answer 1

Answer:

22.14

Step-by-step explanation:

Here the maximum frequency is 75

then the corresponding class 20-25= 5, f= 75,f1 = 45, f2= 35

Mode = L+ (f - f1)/(2f - f1 - f2) × 5

= 20 + (75 - 45)/ (2× 75 - 45 - 35) × 5

=20 + (30×5)/ 70

=20 + 150/70

=20 + 2.14

=22.14

Answer 2

Answer:

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