Procedure (first period) 1. understanding the functions of different graphs °2. ask understanding 3.data collection(data-understanding) 4. data classification and analysis(group discussion) 5. draft (after class)Procedure • (first period) • 1.understanding the functions of different graphs • 2.Task understanding • 3.data collection (data- understanding) • 4.data classification and analysis (group discussion) • 5. draft (after class)