Data Displays

Front

What is a data display?

Back

A data display is a visual representation of data that helps to organize, summarize, and communicate information clearly.

Front

What is categorical data?

Back

Categorical data represents characteristics or qualities that can be divided into groups or categories, such as 'Grade in School'.

Front

What is numerical data?

Back

Numerical data consists of numbers that can be measured or counted, such as height or income.

Front

What is a bar graph?

Back

A bar graph is a chart that presents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

What is a histogram?

Back

A histogram is a type of bar graph that represents the frequency distribution of numerical data by showing the number of data points that fall within specified ranges (bins).

Front

What is a pie chart?

Back

A pie chart is a circular statistical graphic that is divided into slices to illustrate numerical proportions.

Front

What is a line graph?

Back

A line graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments.

Front

What is the purpose of a data table?

Back

A data table organizes data into rows and columns, making it easier to read and analyze.

Front

What does 'mean' refer to in statistics?

Back

The mean is the average of a set of numbers, calculated by adding all the values together and dividing by the number of values.

Front

What does 'median' refer to in statistics?

Back

The median is the middle value in a data set when the numbers are arranged in order.