Medians, Iqr, Mins, Max

Find the median using the following data.

18, 15, 22, 16, 17, 15, 12, 22, 13

• 34

• 16

• 6

• 10

Find Q1 (quartile 1) using the following data.

18, 15, 22, 16, 17, 15, 12, 22, 13

• 16

• 14

• 13

• 15

Find Q3 (quartile 3) using the following data.

18, 15, 22, 16, 17, 15, 12, 22, 13

• 21

• 22

• 18

• 20

Find the IQR (inter quartile range) using the following data.

18, 15, 22, 16, 17, 15, 12, 22, 13

• 14

• 20

• 6

• 16

33, 25, 40, 25, 31, 37, 46, 29, 38

What is the third quartile (Q3) of the data?

• 37

• 38

• 39

• 46

How do you find the interquartile range?

• Add Q3 and the max

• Subtract Q1 from Q3 to find the interquartile range.

• Add the max and the min

• Subtract the median from Q3 to find the interquartile range

Find the Quartile 1 or Q1.
2, 3, 6, 6, 8, 10, 12

• 7
• 6
• 3
• 2

Find the Quartile 3 or Q3.
2, 3, 6, 6, 8, 10, 12

• 6
• 7
• 3
• 10

Find the Interquartile Range or IQR
2, 3, 6, 6, 8, 10, 12

• 10
• 3
• 7
• 6

Find the IQR (Q3 - Q1)  of the data

20, 22, 25, 29, 31

• 30
• 21
• 25
• 9