Mean, Mode, Median

Find the mean.
90, 100, 95, 85, 60, 80

• 85

• 84

• 86

• 90

What is the mode?

• the number that occurs the most in a data set

• the middle number in the data

• the average of all the numbers

• the range of the data

What is the mean of the data below?

• 10

• 9.4

• 19

• 9.1

What is the mode of the data below?

12 , 14 , 5 , 12 , 5 , 12 , 11

• 5

• 12

• 5 and 12

• 11.8

The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

• 99 was the highest score on the test.

• More students received a 94 than any other score

• No student scored below a 50

• A score of 91 was slightly below average.

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29

• 38

• 50

• 145

What is another word for mean?

• median

• average

• mode

• sum

• quotient

What is the median of the data below?

20 , 3 , 17 , 1 , 5

• 5

• 17

• 19

• 9.2

What is the mode of the data set:
Black  Blue  Red
Pink  Black  Black
Gray  Green  Blue
Blue  Blue  Red
Yellow  Blue  Red

• Blue and Black

• Blue

• Red

• Black

How do you find the average of a data set?

• Add them all up and divide by how many numbers there are

• List in order from least to greatest

• Add the numbers and subtract the largest number

• Find the repeated numbers