Bar Graph, Line Graph, Histogram, Pie Chart

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

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 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 pie chart?

Back

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

Front

How do you read a bar graph?

Back

To read a bar graph, look at the height or length of each bar to determine the value it represents for each category.

Front

What does the x-axis represent in a graph?

Back

The x-axis is the horizontal line on a graph that typically represents the independent variable or categories.

Front

What does the y-axis represent in a graph?

Back

The y-axis is the vertical line on a graph that typically represents the dependent variable or values.

Front

How can you compare data using a bar graph?

Back

You can compare data using a bar graph by looking at the heights or lengths of the bars to see which categories have higher or lower values.

Front

What type of data is best represented by a line graph?

Back

A line graph is best for showing trends over time or continuous data.

Front

What type of data is best represented by a pie chart?

Back

A pie chart is best for showing parts of a whole, especially when you want to compare proportions.