Measures of Center

How do you find the Interquartile Range?

• divide the 3rd quartile by the 1st quartile

• subtract the biggest number by the smallest number

• divide the biggest number by the smallest number

• subtract the 3rd quartile by the 1st quartile

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.B.4

Which club has the smaller spread?

• Cruisers

• Car Hops

Tags

CCSS.7.SP.B.4

What is the IQR?

• 5.5

• 4

• 4.5

• 6

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.1

CCSS.6.SP.B.4

Which car club has the higher median?

• Cruisers

• Car Hops

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.1

What is the mean of the of the data set? ( 2,4,6,16)

• 28
• 18
• 7
• 6

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

• 9
• 8
• 12
• 18

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

The heights of some students are given.

158cm 172cm 164cm

164cm 167cm 159cm

What is the range of the heights?

• 13cm

• 14cm

• 164cm

• 330cm

What is the mode?

• Number that occurs the most
• The Average
• The difference between the highest and lowest values
• The Number in the middle

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

• Mode
• Median
• Mean
• IQR

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2

CCSS.6.SP.A.1

The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the distribution of the data?

• The mean will decrease
• The median will decrease
• The mean will increase
• The median will increase

Tags

CCSS.6.SP.A.3

CCSS.6.SP.B.5

CCSS.6.SP.A.2