EXERCISE 21A

Author:R S Aggarwal

R S Aggarwal Mathematics Solutions for EXERCISE 21A

Simple step-by-step solutions to EXERCISE 21A questions of Collection and Organisation of Data (Mean, Median and Mode) from MATHEMATICS FOR CLASS 7. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from EXERCISE 21A with Hints & Solutions

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 1

Define the term observation.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 1

Define the term frequency of an observation.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 1

Define the term statistics.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 5

Data means information in the form of _____ figures.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 5

Data obtained in the _____ form is called raw data.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 5

Arranging the numerical figures in ascending or descending order is called an _____.
 

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 5

The number of times a particular observation occurs is called its _____ of data.

EASY
7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 21 - Collection and Organisation of Data (Mean, Median and Mode)>EXERCISE 21A>Q 5

Arranging the data in the form of table is called _____ of data.