Page 308 - Math_Genius_V1.0_C7_Flipbook

D:\Surender Prajapati\CBSE_ICSE_Book_New\CBSE\Grade-7\Math_Genius-7\Open_File\14_Chapter\14_Chapter
\ 15-Nov-2024 Surender Prajapati Proof-5 Reader’s Sign _______________________ Date __________

14 Data Handling

Learning Objectives
After studying this chapter, students will be able to... Scan to learn

 collect data from the given situations and organise the data using the frequency distribution table
 find the representative values of data like, range, mean (average), median, and mode
 represent the given data graphically using bar graphs
 interpret the bar graphs for the given data

GET READY!

Every morning, Ruhi goes for jogging with her father.

Dear, there are various factors, including
increasing level of PM 2.5 and PM 10,
particles for increasing air pollution during
this season.

Papa! Why does the air
pollution level increase
during pre-winter season
in our city?

My science teacher told us about these
harmful particles, and she showed us a
bar graph that showed the increasing
level of PM 2.5 particles during different
seasons in rural and urban areas.

306