Statistics Review

Find the mean of the data:
17, 27, 26, 2, 1, 21, 13, 16, 19, 5, 7

• 10.5
• 21
• 14
• 6

Tags

CCSS.7.NS.A.3

What shape is the data shown in the dot plot?

• symmetric

• skewed left

• skewed right

The mean is

• The middle score
•  Total & divided by number of scores
• The most frequent score
• The middle when in order

The median is

• The middle score
•  Scores added & divided by the number of scores
• The most frequent score
• The middle when in order

Which car club has the higher median?

• Cruisers
• Car Hops

• Skewed Left
• Skewed Right
• Uniform
• Symmetric

What is the value of the upper quartile (Q3)?

• 3

• 8

• 10

• 15

What is the maximum value?

• 3

• 8

• 10

• 18

Which city, Nashville or Dallas, has the smallest minimum temperature?

• Nashville

• Dallas

What is the interquartile range (IQR) of the data set?

• 20
• 25
• 5
• 10