Shape, Center, Spread of Distribution

Which is a true statement based on the dot plots above?

• Set B has the greater range

• Set B has the greater median

• Set B is skewed left

• Set A is less symmetric that Set B

Which dot plot has the greatest variability?

• A

• B

• C

• D

What conclusion can Ms. Long make about the performance of her first- and second-period classes?

• The first-period class had a higher median score than the second-period class.

• Both graphs are uniform with one peak.

• The first-period class scores had a greater range than the second-period class scores.

• Both classes have the same range.

Which value(s) are outlier(s) for the age of male Oscar winners?

• 80

• 76

• 60

• 29

What measure of central tendency (mean, median or mode) would be best for the following set of data?

• Mode, because it is the one that shows up the most.

• Median, because there is an outlier.

• Mean, because there is not an outlier.

• There is not a best measure of central tendency for this data.

Which of the following best describes the shape of the distribution?

• SKEWED LEFT

• SKEWED RIGHT

• UNIFORM

• SYMMETRICAL

Which of the following best describes the shape of the distribution?

• SKEWED LEFT

• SKEWED RIGHT

• UNIFORM

• SYMMETRICAL

Which of the following best describes the shape of the distribution?

• SKEWED LEFT

• SKEWED RIGHT

• UNIFORM 

• SYMMETRICAL

Which of the following best describes the shape of the distribution?

• SKEWED LEFT

• SKEWED RIGHT

• UNIFORM

• SYMMETRICAL

Which of the following best describes the shape of the distribution?

• SKEWED LEFT

• SKEWED RIGHT

• UNIFORM

• SYMMETRICAL