CBSE Class 10-Mathematics: Chapter – 14 Statistics Part 10 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 18:

A student noted the numbers of cars passing through a spot on a road for periods each of minutes and summarized in the table given below. Find the mode of the data.

A Student Noted the Numbers of Cars Passing through a Spot
No. of cars


Since the maximum frequency

And it corresponds to the class

Modal class


We know that mode is given by

Question 19:

Construct the cumulative frequency distribution of the following distribution:

Construct the Cumulative Frequency Distribution of the Following Distribution
consumption (units)


The required accumulative frequency distribution of the given distribution is given below.

The Required Accumulative Frequency Distribution
Monthly consumption (in units)No. of consumes Cumulative frequency

Question 20:

If the values of mean and median are and , what will be the value of mode?


We know that

Mode Median mean


3 Mark Questions

Question 1:

The following table shows the weekly wages drawn by number of workers in a factory, find the median of the following data.

The Weekly Wages Drawn by Number of Workers
Weekly wages (in ₹)
No. of workers4


We have

The Following Table Shows the Weekly Wages Drawn by Number of Workers in a Factory, Find the Median of the Following Data
Weekly wages (in ₹)No. of workers (f)

Now and this is in class.

Median class


We know that