Center, Spread, and Shape of Data

What is the shape of the data?

• symmetrical

• skewed left

• skewed right

• uniform

Where is the gap in the data?

• 17

• 19

• 22

• 26

Which statement best describes this graph?

• There is a peak at 47.

• There is a cluster around 38-40.

• The mode is 40, 28 and 42

• There is a gap in the data between 39-40.

What is shape of the data?

• skewed left

• skewed right

• symmetrical

Last year, students at NGMS gathered data on how many pages are in fiction books in their library. Which statement is true about the distribution?

• The distribution is perfectly symmetrical

• Most of the books have over 400 pages

• There is a large cluster of books that have between 150-400 pages.

• There is a cluster of data between 400 and 1000 pages

Which dot plot has the greatest variability?

• A
• B
• C
• D

The ages of nine employees at a company are shown below.
45, 50, 52, 58, 63, 63, 41, 58, 49
The company hires a tenth employee who is 28 years old. What effect does the new employee have on the shape of the data distribution? (Select all that apply.)

• The new employee causes the distribution to become asymmetrical.

• The new employee is an outlier.

• The new employee causes the distribution to become more symmetrical.
• The new employee causes the distribution to become less spread out.

Which statement best describes this graph?

• There is a peak at 2.

• There is a gap in the data.

• This graph is bimodal.

• There is no mode.

What is shape of the data?

• asymmetrical

• skewed left

• skewed right

• symmetrical

Which statement best describes the graph?

• The data is skewed left.

• The data is symmetrical.

• There is a peak between 10 and 14 hours.

• There is a cluster between 5 and 9