CK-12 Basic Probability and Statistics - A Short Course

6.3. The Mode http://www.ck12.org

TABLE6.17:

Counter 1 Counter 2 Counter 3 Counter 1 Counter 2 Counter 3

Y Y Y

Y Y Y Y

Y Y Y

Y Y

Y Y Y Y

Y Y Y Y Y Y

Y Y Y

Y Y Y

Y Y Y

Y Y

Which set of results is the mode

3 Reds

3 Yellows

2 Reds and 1 Yellow

or 1 Red and 2 Yellows?

8. The temperature in◦Fon 20 days during the winter was:

40 ◦F, 36 ◦F, 36 ◦F, 34 ◦F, 30 ◦F, 30 ◦F, 32 ◦F, 34 ◦F, 38 ◦F, 40 ◦F

34 ◦F, 34 ◦F, 38 ◦F, 36 ◦F, 38 ◦F, 36 ◦F, 34 ◦F, 38 ◦F, 40 ◦F, 36 ◦F

What was the modal temperature?

Review Answers

1. There are two modes (6 and 7).


2. 6 goals


3. (8)


4. 57 minutes


5. (28)


6. 14 points

TABLE6.18:

Counter 1 Counter 2 Counter 3 Counter 1 Counter 2 Counter 3

R R R

R R

R R R

R R R R

R R

R R R

R R R

R R R

R R R R