Data Analysis and Statistics Vocabulary

Data is

• Information that is collected

• Methods of collection

• Graphs and charts

Statistics is

• How data is represented and explained

• Information that is collected

• A type of graph

Mode is the

• most popular answer

• middle number

• biggest value minus the smallest value

To find mean,

• put the numbers in order and find the middle

• add all of the numbers and divide by how many there are

• find the most popular answer

To find the median,

• put the numbers in order and find the middle

• add all of the numbers and divide by how many numbers

• find the most popular answer

The range is

• the smallest value minus the biggest value

• the biggest value minus the smallest value

A comparative bar chart

• has data graphed as singular bars

• has two or more bars beside each other to compare data

• has two or more bars stacked on top of each other to compare data

The x-axis

• is the horizontal axis on a chart or graph

• is the vertical axis on a chart or graph

A _______________ explains symbols and shading

• key

• box

• label

• title

A group of data points that are very close together are called a _____________________.

• cluster

• outlier

• legend

• group