Advertisement Remove all ads

Find the Mode of the Following Distribution. Class-interval: 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 - Mathematics

Find the mode of the following distribution.

Class-interval: 0 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 60 - 70 70 - 80
Frequency: 5 8 7 12 28 20 10 10

 

Advertisement Remove all ads

Solution

Class-interval: 0 - 10 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 60 - 70 70 - 80
Frequency: 5 8 7 12 28 20 10 10

L = 40, h = 50 - 40 = 10, f = 28, f1 = 12 and f2 = 20

Mode `=L+(f-f_2)/(2f-f_1-f_2)xxh`

`=40+(28-12)/(2xx28-12-20)xx10`

`=40+(16xx10)/24`

`=40+160/24`

= 40 + 6.67

= 46.67

  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

RD Sharma Class 10 Maths
Chapter 15 Statistics
Exercise 15.5 | Q 3.1 | Page 45
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×