Standard 10 Mathematics Part-2>Chapter 5 - Statistics>Exercise 3

Kerala Board Solutions for Chapter: Statistics, Exercise 3: Exercise 3

Author:Kerala Board

Kerala Board Mathematics Solutions for Exercise - Kerala Board Solutions for Chapter: Statistics, Exercise 3: Exercise 3

Attempt the free practice questions on Chapter 5: Statistics, Exercise 3: Exercise 3 with hints and solutions to strengthen your understanding. Standard 10 Mathematics Part-2 solutions are prepared by Experienced Embibe Experts.

Questions from Kerala Board Solutions for Chapter: Statistics, Exercise 3: Exercise 3 with Hints & Solutions

HARD

10th Kerala Board

IMPORTANT

Standard 10 Mathematics Part-2>Chapter 5 - Statistics>Exercise 3>Q (1)

The table shows some households sorted according to their usage of electricity:

Electricity usage (units)	Number of households
$80 - 90$	$3$
$90 - 100$	$6$
$100 - 110$	$7$
$110 - 120$	$10$
$120 - 130$	$9$
$130 - 140$	$4$

Calculate the median usage of electricity in units.

HARD

10th Kerala Board

IMPORTANT

Standard 10 Mathematics Part-2>Chapter 5 - Statistics>Exercise 3>Q (2)

The table below shows the children in a class sorted according to their marks in the maths exam.

Marks	Number of children
$0 - 10$	$4$
$10 - 20$	$8$
$20 - 30$	$10$
$30 - 40$	$9$
$40 - 50$	$5$

Calculate the median mark of the class.

HARD

10th Kerala Board

IMPORTANT

Standard 10 Mathematics Part-2>Chapter 5 - Statistics>Exercise 3>Q (3)

The table below gives the details of the income tax paid by the employees in an office in a year:

Income tax $(₹)$	Number of employees
$1000 - 2000$	$8$
$2000 - 3000$	$10$
$3000 - 4000$	$15$
$4000 - 5000$	$20$
$5000 - 6000$	$22$
$6000 - 7000$	$8$
$7000 - 8000$	$6$
$8000 - 9000$	$3$

Calculate the median income tax paid.

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