Calculating Conditional Relative Frequencies by Column

Questions

1. MultiChoice

   Among 40 students who like Math, 20 are boys. What is the column conditional relative frequency of boys given they like Math?

2. MultiChoice

   Of 50 people who order Tea, 30 are adults. What is the column conditional relative frequency of adults given tea orders?

3. MultiChoice

   Out of 25 bike owners, 10 live in the 7th grade cohort. What is the conditional relative frequency of 7th graders among bike owners?

4. MultiChoice

   Among 30 laptop users, 24 are students. What is the column relative frequency of students given laptop usage?

5. MultiChoice

   Of 60 people who voted Yes, 45 were adults. What is the conditional relative frequency of adults among Yes voters?

6. MultiChoice

   Given 100 people who prefer Action movies, 70 are teenagers. What is the column relative frequency of teenagers among Action fans?

7. MultiChoice

   Among 50 people with yards, 10 are cat owners. What is the column conditional relative frequency of cat owners among yard owners?

8. MultiChoice

   Of 40 bus riders, 18 live in the North district. What is the conditional relative frequency of North district residents given bus riding?

9. MultiChoice

   Among 20 drum players, 13 are 10th graders. What is the column relative frequency of 10th graders among drum players?

10. MultiChoice

    Given 50 people walking dogs, 15 are children. What is the column relative frequency of children among dog walkers?

11. MultiChoice

    Among 30 fruit buyers, 27 are adults. What is the column conditional relative frequency of adults given fruit purchase?

12. MultiChoice

    Of 80 smartphone users, 20 are seniors. What is the column relative frequency of seniors among smartphone users?