Quartiles and Interquartile Range

The median is always equal to one of the values in the data set.

• True

• False

Tags

CCSS.7.SP.B.4

The median is the midpoint between the smallest and largest values in the data set.

• True

• False

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

What is the first step to take when attempting to find IQR?

• Find the lower and upper quartile.

• Find the median.

• Put the list of numbers in order.

• Subtract the lower and upper quartile.

Tags

CCSS.7.EE.B.3

Find the interquartile range using the following.
Minimum:  1
Q1:  3
Median:  5
Q3:  7
Maximum:  9

• 8
• 4
• 5
• 10

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

Find the median, first quartile, third quartile, and interquartile range of the data.

32, 53, 72, 66, 47, 54, 49, 67, 71

• Median: 54

  First Quartile: 49

  Third Quartile: 67

  IQR: 18

• Median: 54

  First Quartile: 48

  Third Quartile: 69

  IQR: 21

• Median: 54

  First Quartile: 48

  Third Quartile: 69

  IQR: 22

• Median: 54

  First Quartile: 49

  Third Quartile: 69

  IQR: 20

Tags

CCSS.7.EE.B.3

A measure of variation in a set of numerical data, it is the distance between the first and third quartiles of the data set.

• Interquartile Range
• Outliers
• First Quartile
• Third Quartile

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

For a data set with median M, it is the median of the data values greater than M.

• Interquartile Range
• Outliers
• First Quartile
• Third Quartile

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

For a data set with median M, it is the median of the data values less than M.

• Interquartile Range
• Outliers
• First Quartile
• Third Quartile

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

A value that is much higher or much lower than the other values in a set of data.

• Outlier
• Box Plot
• Range
• Histogram

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.B.4

What is the interquartile range of the data set below?

3, 5, 6, 6, 7, 8, 9

• 3

• 6

• 2

• 8

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2