Data handling is about collecting and understanding information. Every time you count your cricket scores or see weather reports, you are working with data!
Cricket Example:
Runs scored by team: 45, 67, 89, 34, 78
This is data! We can find:
• Average runs = Total runs ÷ Number of matches
• Highest score = 89
• Lowest score = 34
Weather Data:
Delhi temperatures this week:
Monday: 25°C, Tuesday: 28°C, Wednesday: 30°C
Thursday: 27°C, Friday: 26°C
We can find the average temperature!
School Data:
Class 7 test marks:
85, 92, 78, 95, 88, 90
We can find who scored highest, who scored lowest, and the average marks!
In this chapter, we will learn:
Data handling helps us in daily life:
For Class 7 Students (NCERT & JKBOSE)