1. Venn diagrams and Carroll diagrams WALT: How to use Venn and Carroll diagrams

2. Things that are red Things in a pencil case

3. Things that are red Things in a pencil case 2 2 1 1

4. Carroll diagram Four-sidedNot four-sided Not all sides equal All sides equal

5. 2 2 2 2

6. Exploring Maths 2 Page 192: Questions 2 and 3 Challenge questions: 4 and 5

7. What is your name? ______________________ Questionnaires can usually be anonymous. Are you male or female?  Yes No Answers should fit the question. How old are you?  0-5 5-10 10-15 15+ Categories should not overlap. Categories should reflect the target audience. How many pets do you have?  1 2 3 Questions must be relevant. Answers must cover all the options.

8. What is your favourite subject?  Maths Other Avoid leading questions. How much homework do you do a year?  Less than 500 hours Between 500 and 800 hours  Between 800 and 1000 hours More than 1000 hours Don’t make your questions too hard to understand. Make sure answers are reasonable. Do you think you get enough homework?  Far too much Not nearly enough Don’t give too few options. What do you do in your free time? ______________________ Avoid open questions.