This is a digital download of over 300 editable PowerPoint Teaching Slides covering Unit 1 Collection of Data for the GCSE Statistics (9-1) Edexcel specification. 

Fully covering the theoretical aspects of this area of the syllabus with supporting examples and questions, these engaging and animated slides provide the ideal medium for teachers to pick up and deliver professional, high-quality GCSE Statistics lessons with minimal preparation.

The Unit is divided into the following sub-units:

• 1.1 Types of Data (21 slides)

• 1.2 Grouping Data (41 slides)

• 1.3 Primary and Secondary Data (14 slides)

• 1.4 Populations and Samples (20 slides)

• 1.5 Petersen Capture Recapture (14 slides)

• 1.6 Random Sampling (21 slides)

• 1.7 Non-Random Sampling (21 slides)

• 1.8 Stratified Sampling (22 slides)

• 1.9 Methods to Collect Data (47 slides)

• 1.10 Questionnaires and Interviews (43 slides)

• 1.11 Problems with Collected Data (17 slides)

• 1.12 Hypotheses and Investigation Design (16 slides)

• 1.13 Extraneous Variables (35 slides)

Any topics only relevant to the Higher tier are clearly indicated.

Most of the animations are initiated by mouse click for flexibility by the teacher.