Two-way tables
8th grade (Year 9 in England) · 16 questions · Common Core: 8.SP.A.4 · England: KS3 Statistics, GCSE Foundation Statistics
Name
Date
Score/ 16
Question 1
A two-way table: Year 7 — cats 12, dogs 19; Year 8 — cats 20, dogs 5. How many Year 8 students are there?
Answer
Question 2
Year 7 — cats 12, dogs 17; Year 8 — cats 13, dogs 5. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 3
A two-way table: Year 7 — cats 16, dogs 9; Year 8 — cats 18, dogs 6. How many students prefer dogs?
Answer
Question 4
Year 7 — cats 20, dogs 7; Year 8 — cats 9, dogs 7. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 5
A two-way table: Year 7 — cats 16, dogs 17; Year 8 — cats 8, dogs 16. How many Year 8 students are there?
Answer
Question 6
Year 7 — cats 19, dogs 19; Year 8 — cats 11, dogs 11. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 7
A two-way table: Year 7 — cats 20, dogs 18; Year 8 — cats 6, dogs 6. How many students prefer dogs?
Answer
Question 8
Year 7 — cats 19, dogs 17; Year 8 — cats 12, dogs 19. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 9
A two-way table: Year 7 — cats 11, dogs 14; Year 8 — cats 7, dogs 12. How many Year 8 students are there?
Answer
Question 10
Year 7 — cats 18, dogs 14; Year 8 — cats 20, dogs 11. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 11
A two-way table: Year 7 — cats 8, dogs 20; Year 8 — cats 13, dogs 17. How many students are in the table altogether?
Answer
Question 12
Year 7 — cats 10, dogs 6; Year 8 — cats 10, dogs 19. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 13
A two-way table: Year 7 — cats 18, dogs 5; Year 8 — cats 19, dogs 14. How many students prefer dogs?
Answer
Question 14
Year 7 — cats 18, dogs 16; Year 8 — cats 10, dogs 6. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
Question 15
A two-way table: Year 7 — cats 20, dogs 19; Year 8 — cats 15, dogs 13. How many Year 8 students are there?
Answer
Question 16
Year 7 — cats 6, dogs 10; Year 8 — cats 8, dogs 14. A Year 7 student is picked at random. What is the probability they prefer cats? Give a fraction in simplest form.
Answer(as a fraction)
All done? Color in the animal! · Free from eurekami.com/math