Data and Statistics Review

What is the range of the following data set:
1, 1, 3, 5, 5

• 1
• 3
• 4
• 5

What does it mean for a graph of data to be SYMMETRICAL?

• Most of the data is grouped to the left side
• Most of the data is grouped to the right side
• Most of the data is in the middle
  (draw a line down the middle and both sides look the same)

What does it mean for a graph of data to be SKEWED LEFT?

• Most of the data is grouped to the left side
• Most of the data is grouped to the right side
• Most of the data is in the middle
  (draw a line down the middle and both sides look the same)

What does it mean for a graph of data to be SKEWED RIGHT?

• Most of the data is grouped to the left side
• Most of the data is grouped to the right side
• Most of the data is in the middle
  (draw a line down the middle and both sides look the same)

There are 200 vegetable plants in a garden.  How many of the vegetable plants are green beans?

• 16
• 24
• 28
• 32

What is the shape of the data?

• Skewed Left

• Skewed Right

• Symmetric

• Round

Which statement is supported by the data in the graph?

• The amount of money budgeted for utilities and gasoline combined is less than the amount budgeted for the mortgage.

• The amount of money budgeted for the mortgage is half the amount budgeted for clothes.

• The amount of money budgeted for groceries and clothes combined is twice the amount budgeted for utilities.

• The amount of money budgeted for gasoline and clothes combined is greater than the amount budgeted for groceries.

What is the range of the data?

• 4

• 8

• 6

• 2

Which statement correctly describes the shapes of the dot plots for cars and SUVs?

• SUVs: symmetrical
  Cars: skewed left
• Both are skewed left
• Both are symmetrical
• SUVs: skewed right
  Cars: Skewed left

What is the range of the data shown?

• 85
• 90
• 80
• 70