Interquartile Range

Calculate the interquartile range of the following data17, 18, 18, 19, 20, 21, 21, 23, 25

• 3
• 4
• 5
• 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

find the lower quartile of the following set of scores12, 9, 4, 6, 5, 8, 9, 4, 10, 2

• 10
• 4
• 9
• 6

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the range of the following:
2, 5, 8, 3, 13, 5

• 11
• 13
• 5
• 8

Tags

CCSS.4.MD.B.4

Find the range.
12, 5, 9, 18, 22, 25, 5

• 20
• 15
• 22
• 18

Tags

CCSS.4.MD.B.4

The difference between the greatest and least values in the data set.

• range
• interquartile range
• standard deviation
• mean absolute deviation

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The difference between the third and first quartiles in a data set, representing the middle half of the data.

• range
• interquartile range
• standard deviation
• mean absolute deviation

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the interquartile range of the following 20 scores

2, 3, 5, 7, 9, 11, 15, 17, 19, 20, 20, 21, 23, 30, 31, 32, 33, 35, 37, 40

• 38
• 20.5
• 17
• 21.5

Tags

CCSS.6.SP.B.5C

Mrs. Jones surveyed the class for the number of letters in their given first name. The data is recorded below.
{5, 8, 6, 5, 4, 9, 8, 7, 6, 3, 8, 7, 5, 6, 7, 8}
What is the interquartile range of the data?

• 2
• 3
• 7
• 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The data below shows the number of hours boys and girls spent studying for a test.
Boys: {2, 1, 3, 1, 2, 2}
Girls: {4, 1, 3, 2, 2, 4}
What is the difference in the interquartile range between the girls and boys?

• 1
• 2
• 3
• 5

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

The data shows the test scores of four different classes.
Algebra: {87, 91, 64, 88, 74}
Geometry: {98, 86, 84, 91, 79}
Statistics: {87, 72, 84, 88, 91}
Pre-Algebra: {63, 82, 78, 71, 74}
Which class had the smallest interquartile range?

• Algebra
• Geometry
• Statistics
• Pre-Algebra

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5