Statistics Vocabulary

To find the _________ you add up all the numbers and then divide by how many numbers you have.

• Mean
• Median
• Mode
• Range

To find the ______ you put all the numbers in order from least to greatest and then see which number you have the most of.

• Mean
• Median
• Mode
• Range

To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.

• Mean
• Median
• Mode
• Range

A measure of variation in a set of numerical data, it is the distance between the first and third quartiles of the data set.

• Interquartile Range
• Outliers
• First Quartile
• Third Quartile

For a data set with median M, it is the median of the data values greater than M.

• Interquartile Range
• Outliers
• First Quartile
• Third Quartile

Values that divide a data set into four equal parts.

• Interquartile Range
• Outliers
• First Quartile
• Quartiles

A value that is much higher or much lower than the other values in a set of data.

• Outlier
• Box Plot
• Range
• Histogram

The mean of a data set is the sum of the set of numbers divided by the number of items in the data set.

• True

• False

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33
• 2.85
• 3
• 3.5

For the set: {12, 34, 20, 18, 26, 44, 34}

What is the mean, median and mode?

• Mean: 26

  Median:26.86

  Mode: 34

• Mean: 26.86

  Median:26

  Mode: 34

• Mean: 26.86

  Median:34

  Mode: 26

• Mean: 26.86

  Median:34

  Mode: none