Shape Spread and Distribution

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

• spread
• mean
• outlier
• median

Which of the following statements are true?

• There is an outlier at 17.

• The range is 18.

• 19 tickets were sold.

• All of the above.

What measure best describes the center of the data distribution?
*Hint - If the data is uniform or symmetric, the use either mean or median.  If the data is skewed, then use the median.

• spread

• mean

• peak

• median

Which measure of spread should be used to describe the distribution?

• standard deviation

• interquartile range

• range

• median

What is the shape of the distribution?

• Skewed Left

• Skewed Right

• Symmetric

What does the interquartile range (IQR) measure?

• The range of the entire data set

• The spread of the middle 50% of the data

• The average value of the data set

• The difference between the mean and median