About RS Aggarwal Solutions for Class 8 Maths Chapter-21 Data Handling
Let's now discuss Chapter 21 of Class 8 Maths, which is "Data Handling."
Introduction to Data Handling:
Data handling involves collecting, organizing, representing, and interpreting data. For RS Aggarwal's class 8 Maths check out the page and if you need home tuition for class 8 Maths find the right tutors.
Data can be numerical or categorical and is typically collected for analysis or making informed decisions.
Types of Data:
Data can be categorized as qualitative (categorical) or quantitative (numerical) data.
Qualitative data: Data that represent qualities or attributes, such as colors, names, or categories.
Quantitative data: Data that represent quantities or measurements, such as heights, ages, or test scores.
Data Representation:
Data can be represented in various ways, including tally marks, bar graphs, pictographs, line graphs, and pie charts.
Tally marks: Used for counting and organizing data into groups.
Bar graphs: Represent data using rectangular bars of different lengths.
Pictographs: Use pictures or symbols to represent data.
Line graphs: Show how data changes over time or in relation to other variables.
Pie charts: Display parts of a whole, with each part represented as a slice of the pie.
Exercise of RS Aggarwal Solutions for Class 8 Maths Chapter-21 Data Handling
Class 8 Maths Data Handling (Ex 21A) Exercise 21.1
Class 8 Maths Data Handling (Ex 21B) Exercise 21.2
Class 8 Maths Data Handling (Ex 21C) Exercise 21.3