By the end of the lesson, the learner should be able to:

15.1. Collection of Data: - Understand the concept of data collection - Identify different methods of data collection - Collect data using appropriate methods

15.2. Arranging Data in Order: - Understand the importance of arranging data in order - Arrange data in ascending and descending order - Identify the highest and lowest values in a set of data

15.3. Representing Data Using Tally Marks: - Understand the purpose of tally marks in data representation - Use tally marks to represent data accurately - Interpret and analyze data represented using tally marks

15.4. Representing Data Using Frequency Tables: - Understand the concept of frequency in data representation - Create frequency tables to organize data - Analyze and interpret data presented in frequency tables

15.5. Representing Data Using Diagrams: - Understand the different types of diagrams used for data representation - Choose the appropriate diagram to represent given data - Create accurate and visually appealing diagrams to represent data

15.6. Representing Data Using Bar Graphs: - Understand the purpose and structure of bar graphs - Create bar graphs to represent data accurately - Interpret and analyze data presented in bar graphs

15.7. Bar Graphs Representing Small Quantities: - Understand the specific characteristics of bar graphs representing small quantities - Create bar graphs that effectively represent small quantities of data - Interpret and analyze data presented in bar graphs representing small quantities

15.8. Bar Graph Representing Large Quantities: - Understand the specific characteristics of bar graphs representing large quantities - Create bar graphs that effectively represent large quantities of data - Interpret and analyze data presented in bar graphs representing large quantities

15.9. Interpreting Bar Graphs Representing Small Quantities: - Understand how to interpret and analyze data presented in bar graphs representing small quantities - Identify trends and patterns in the data represented in bar graphs - Draw conclusions and make predictions based on the information presented in bar graphs representing small quantities

15.10. Interpreting Bar Graphs Representing Large Quantities: - Understand how to interpret and analyze data presented in bar graphs representing large quantities - Identify trends and patterns in the data represented in bar graphs - Draw conclusions and make predictions based on the information presented in bar graphs representing large quantities