Data Displays

Front

What is the median?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is the mode?

Back

The mode is the number that appears most frequently in a data set. A data set may have one mode, more than one mode, or no mode at all.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set. It shows how spread out the values are.

Front

How do you find the mean?

Back

To find the mean, add all the numbers in a data set together and then divide by the total number of values.

Front

What is a data display?

Back

A data display is a visual representation of data, such as a chart, graph, or table, that helps to organize and interpret information.

Front

What is a bar graph?

Back

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

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 a pie chart?

Back

A pie chart is a circular statistical graphic divided into slices to illustrate numerical proportions. Each slice represents a category's contribution to the whole.

Front

What is a histogram?

Back

A histogram is a type of bar graph that represents the frequency distribution of numerical data, showing how many data points fall within certain ranges.

Front

What is a frequency table?

Back

A frequency table is a table that displays the number of times each value occurs in a data set.