Iqr, Mean Median Stand Dev

What is the mean of these numbers?
4,5,5,2,3,3,2,8

• 40

• 24

• 4

• 256

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

• Add them together and divide by 2

• Write them both as the answer

• Give up

• Pick one

Find the median of these numbers:
4,2,7,4,3

• 2

• 5

• 7

• 4

The number of miles that Kiki cycled each week for a 7-week period is shown: 
36, 42, 28, 52, 48, 36, 31 
What is the median number of miles Kiki cycled?

• 24

• 36

• 39

• 52

To find the interquartile range (IQR)...

• Q1 - Q3

• Q3 - Q2

• Q3 - Q1

• Q2 - Q1

The interquartile range (IQR) is a measure of variability that splits the data into _______ equal sized quartiles.

• One

• Two

• Three

• Four

What is the IQR of this data set?

• 5

• 6

• 8

• 9

What is the interquartile range (IQR)?

• 4

• 64

• 60

• 8

If 1Q = 21.6 and 3Q = 48.4, what is the interquartile range? (IQR)

What is the interquartile range (IQR) of the data set?

• 20

• 25

• 5

• 10