Mean, Mode, Median, and Iqr

Find the mode of these numbers:

4, 3, 6, 4, 3, 6, 6, 3, 2, 1, 3

• 3

• 6

• 4

• 3 and 4

Find the median of the data 55, 65, 49, 22, 56, 65, 61, 57

• median: 65

• median: 56

• median: 56.5

• median: 53.75

Find the mode of the data 55, 65, 49, 22, 56, 65, 61, 57

• mode: 65

• mode: 56

• mode: 56.5

• mode: None

Find the median of the data. 32, 53, 72, 66, 47, 54, 49, 67, 71

• median: 56.77

• median: 54.5

• median: 54

• median: 53

Find the interquartile range (IQR) of the data. 32, 53, 72, 66, 47, 54, 49, 67, 71

• IQR: 21

• IQR: 20

• IQR: 50

• IQR: 54

Find the mean of the data 55, 65, 49, 22, 56, 65, 61, 57

• mean: 22

• mean: 56

• mean: 56.5

• mean: 53.75

Find the median:

5, 6, 3, 9, 0, 4, 1, 2, 7

• 4

• 4.1

• 5

• 4.5

When finding the median, what do you do if there are two middle numbers?

• Give up

• Pick one

• Write them both as your answer

• Add them together and divide by 2

Find the median:

3, 5, 7, 4, 3, 1

• 3 and 4

• 3.5

• There isn't one

• 3

Find the mean:

3.8, 4.2, 4.0, 4.2, 4.2

• 4.2

• 20.4

• 4.08

• 5.1