Measures of Center and Variability

Which measure is the same in both classes?

• Median

• Lower Quartile

• Range

• Interquartile Range

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Which measure of center is least affected by outliers?

• Mean

• Median

• Mode

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

What is an outlier?

• The most frequent number in a data set

• A value much higher or lower than the other values in a data set

• The middle value of a data set

• The average of all the values in a data set

Which measure of center is calculated by adding all the numbers and dividing by the count of numbers?

• Mean

• Median

• Mode

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

If a data set is {3, 7, 7, 22, 24}, which measure of center best represents this data set?

• Mean

• Median

• Mode

• None of the above

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

What does the mode represent in a data set?

• The average of all numbers

• The middle value

• The value that appears most frequently

• The difference between the highest and lowest values

Tags

CCSS.6.SP.B.5C

Which measure of center should be used when the data is skewed by high outliers?

• Mean

• Median

• Mode

• All of the above

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

What is the median of the data set {8, 3, 14, 5, 7} after arranging it in ascending order?

• 5

• 7

• 8

• 14

Tags

CCSS.6.SP.B.5C

If the data set is {4, 4, 4, 9, 10}, what is the mode?

• 4

• 9

• 10

• There is no mode

Tags

CCSS.6.SP.B.5C

Which measure of center is most appropriate when the data includes nominal (categorical) data?

• Mean

• Median

• Mode

• None of the above

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2