Quartiles of a Data Set

Find the Quartile 3 of these numbers:

2, 3, 4, 5, 5, 5, 7,

• 4

• 6

• 3

• 5

Find the Quartile 3 of the following data set.

5, 5, 9, 12,18, 22, 25,

• 22

• 18

• 25

• 12

Find the Quartile 1 of the following data set:

2, 3, 4, 5, 5, 5, 7,

• 4

• 6

• 3

• 5

Find the Quartile 1 of the following data set.

5, 5, 9, 12,18, 22, 25,

• 18

• 12

• 9

• 5

What is the term for the median of the upper half of the data?

• Upper Quartile, Q3

• Lower Quartile, Q1

• Median

• Minimum

What value is the lower quartile?

• 66

• 58

• 60

• 64

What is the lower quartile of the data?

• 30

• 40

• 70

• 80

• 100

What data value is the upper quartile (Q3)?

• 64

• 62

• 66

• 58

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

• 37

• 38

• 40

• 46

Find the lower quartile of the following set of scores.

12, 9, 4, 6, 5, 8, 9, 4, 10, 2

• 10

• 4

• 9

• 6