PERCENTILE FOR UNGROUPED DATA

1) It refers to the values that divide the distribution into 100 equal parts.

•  Quartile

• Decile

• Percentile

• Lower Boundary

A group of 19 students obtained the following scores in their science quiz:

1, 2, 3, 4, 5, 5, 7, 8, 8, 9, 10, 10, 12, 14, 15, 15, 17, 19, 20
What is the position of the 80^th percentile?

• 15

• 16

• 16.5

• 17

A group of 19 students obtained the following scores in their science quiz:

1, 2, 3, 4, 5, 5, 7, 8, 8, 9, 10, 10, 12, 14, 15, 15, 17, 19, 20
What is the value of the 80^th percentile?

• 15

• 16

• 16.5

• 17

A group of 19 students obtained the following scores in their science quiz:

1, 2, 3, 4, 5, 5, 7, 8, 8, 9, 10, 10, 12, 14, 15, 15, 17, 19, 20
What is the value of the 20^th percentile of the given scores?

• 2

• 3

• 4

• 5

A group of 19 students obtained the following scores in their science quiz:

1, 2, 3, 4, 5, 5, 7, 8, 8, 9, 10, 10, 12, 14, 15, 15, 17, 19, 20
Calculate the 50^th percentile.

• 7

• 8

• 9

• 10