Box Plot Vocabulary ( SWMS)

The ____________ is the median of the lower half of the data set. (25th Percentile) The second value of the Box Plot.

1st Quartile (Lower Quartile)

The _________________ is the median of the upper half of the data set. (75th Percentile) The fourth value of the Box Plot.

3rd Quartile (Upper Quartile)

A __________ is a diagram that shows the distribution of data values using the median, quartiles, minimum value and maximum value on a number line.

Box Plot

To find the ______________, you find the difference of 3rd quartile (upper quartile) and the 1st quartile.(lower quartile)

InterQuartile Range

The largest number in a data set. (100th Percentile). The fifth value of the Box Plot.

Maximum

The ____________ is the middle value of the data set. (50th Percentile) The third value of the Box Plot.

Median (2nd Quartile)

The smallest number in a data set. (0 Percentile). The first value of the Box Plot.

Minimum

The ____________ divides the data set into four equal parts.

Quartiles

The five values that are used to summarize a data set.

The Five Number Summary

How should data in a data set be organized?

The first thing you should do in a box plot question is to list the numbers in order from least to greatest.