Statistics Vocabulary

What is Interquartile Range (IQR)?

• The difference between the maximum and the minimum

• The difference between the upper quartile and the lower quartile (first and third quartiles)

What is the maximum? (more than one correct response)

• Upper extreme

• The greatest number in a set of data

• The number in a set of data having the least value

• The most frequent number in a set of data

What is the Mean of a data set?

• The average

• The most common

• The value in the middle of the data set

• The maximum minus the minimum

What is the Mean Absolute Deviation?

• The average distance of each data value from the mode

• The average distance of each data value from the mean

• The average distance of each data value from the median

Describes a distribution of data in which the two "halves" appear as mirror-images of one another when graphed.

• Symmetrical Data

• Skewed Data

• Uniform Data

• Approximately Symmetrical

Describes a distribution of data that is distorted or non-symmetrical when graphed. The data appears shifted to the left or to the right.

• Approximately Symmetrical

• Uniform

• Skewed

• Symmetrical

What does the term "mean" refer to in math?

• The middle value in a data set

• The most frequently occurring number in a data set

• The sum of all numbers in a data set divided by the number of items

• The difference between the highest and lowest values in a data set

the lower extreme is

• max

• quartile

• median

• min

What is the Median?

• The middle number in a set of data

• The most common number in a set of data

• The average

• The maximum minus the minimum

What is the Minimum? (there is more than one correct response)

• The lower extreme

• The number that repeats the least amount of times

• The lowest number in a set of data

• The middle number in a data set