Nidhi Baghel

girish08

Asked: February 27, 2023In: Class 10 Maths

The distribution below gives the weights of 30 students of a class.

Find the median weight of the students. NCERT Class 10 Mathematics Chapter 14 Statistics Page No. 289 Exercise 14.3 Question No. 7

girish08

Asked: February 27, 2023In: Class 10 Maths

100 surnames were randomly picked up from a local telephone directory and the frequency distribution of the number of letters in the English alphabets in the surnames was obtained as follows:

Determine the median number of letters in the surnames. Find the mean number of letters in the surnames? Also, find the modal size of the surnames. NCERT Class 10 Math’s Chapter 14 Page No. 289 Exercise 14.3 Question No. 6

girish08

Asked: February 27, 2023In: Class 10 Maths

The following table gives the distribution of the life time of 400 neon lamps:

Find the median lifetime of a lamp. NCERT Class 10 Math’s Chapter 14 Page No. 289 Exercise 14.3 Question No. 5

girish08

Asked: February 27, 2023In: Class 10 Maths

The lengths of 40 leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table :

Find the median length of the leaves. (Hint: The data needs to be converted to continuous classes for finding the median, since the formula assumes continuous classes. The classes then change to 117.5 – 126.5, 126.5 – 135.5, . . ...

girish08

Asked: February 27, 2023In: Class 10 Maths

A life insurance agent found the following data for distribution of ages of 100 policy holders.

Calculate the median age, if policies are given only to persons having age 18 years onwards but less than 60 years. NCERT Class 10 Math’s Chapter 14 Page No. 288 Exercise 14.3 Question No. 3

Nidhi Baghel

The distribution below gives the weights of 30 students of a class.

100 surnames were randomly picked up from a local telephone directory and the frequency distribution of the number of letters in the English alphabets in the surnames was obtained as follows:

The following table gives the distribution of the life time of 400 neon lamps:

The lengths of 40 leaves of a plant are measured correct to the nearest millimetre, and the data obtained is represented in the following table :

A life insurance agent found the following data for distribution of ages of 100 policy holders.

Which is the best website providing NCERT Solutions?

NCERT Books

Where can I get NCERT books in PDF format?

NIOS

NCERT Solutions

Sign Up

Sign In

Forgot Password

Discussion Forum Latest Questions