(50 student sample)

1. What do the values in this Venn Diagram represent? (50 student sample) Owns a Cell Phone Owns an MP3 Player 27 • 13 students______________ Only own a Cell Phone

2. What do the values in this Venn Diagram represent? (50 student sample) Owns a Cell Phone Owns an MP3 Player 27 • 6 students______________ Own only an MP3 Player

3. What do the values in this Venn Diagram represent? (50 student sample) Owns a Cell Phone Owns an MP3 Player 27 • 27 students______________ Own Both

4. What do the values in this Venn Diagram represent? (50 student sample) Owns a Cell Phone Owns an MP3 Player 27 13+27+6=46 50-46 = 4 4 students have neither. • Why don’t the numbers add up to 50?

5. How can I use a Venn Diagram to create a two way table? Cell Phone MP3 Player 27 50 students surveyed

6. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

7. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

8. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

9. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

10. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

11. The relationship between a Venn diagram and a two way table Cell Phone MP3 Player 27 50 students surveyed

12. Rewrite this Venn diagram as a two way table. Allowance Chores No Allowance Allowance TOTAL 22 Chores 3 11 19 19 7 18 No Chores 10 30 TOTAL 40 40 students surveyed 22

13. Rewrite this Venn diagram as a two way table. Cat Dog 10 80 students surveyed

14. ANSWERS! Rewrite this Venn diagram as a two way table. Cat Dog 10 80 students surveyed

15. How do we translate information into a two way table? Emma has collected information about the cats and dogs that children in her class have as pets. There are 30 pupils. There are 4 possible responses: Has a cat and a dog. Has a cat but not a dog. Has a dog but not a cat. Does not have a cat or a dog.

16. When Emma has entered some of her data, the table looks like this: . 12 6 18 30 10 20 Emma has missed one box, but we know that there are 30 pupils in her class. How do we complete the table?

17. (a) How many pupils do not have a cat or a dog? (b) How many pupils have a dog? (c) How many pupils have a cat? (d) How many children have at least one of these pets?  6 20 12 24

18. A survey of 8th graders at a middle school found that 73 students own a cell phone and 60 of those students also own an MP3 player. • There are 7 students that do not own a cell phone, • but own an MP3 player. • Eight students do not own either device. 67 7 60 8 21 13 73 15 88

19. A survey was conducted to see if students get an allowance and if they have to do household chores. Of the 12 students that receive no allowance, 5 of them have no chores. There are 17 students who do chores and receive an allowance, while 6 students get an allowance without doing any chores. chores No chores TOTAL 6 17 allowance 23 No allowance 5 7 12 24 35 TOTAL 11

20. 8 people have no dog. Of those 8, 2 have no cat either. There are 4 people with a cat and a dog, while 3 students have a dog and no cat. How many people were surveyed?

21. ANSWERS! 8 people have no dog. Of those 8, 2 have no cat either. There are 4 people with a cat and a dog, while 3 students have a dog and no cat. How many people were surveyed?