Collect Data: Plan and Trial Data Collection Methods . Concept/s in Focus: 👉 Data is collected to answer questions, to support ideas, or for interest or to plan activities. 👉 Data can be quantities, observations, or measurements. 👉 Data collection can provide an overview or summary of a group or situation. 👉 Data collection methods can include observing and counting, measuring, asking questions (survey), using existing data or using a rating scale. 👉 Collecting data using a table is more ef