Charts, graphs, and tables

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to compare values across categories.

Front

What does a pie chart represent?

Back

A pie chart represents data as slices of a circle, showing the proportion of each category relative to the whole.

Front

How do you read a line graph?

Back

To read a line graph, observe the points plotted on the graph and the lines connecting them to understand trends over time.

Front

What is the purpose of a table in data presentation?

Back

A table organizes data into rows and columns, making it easy to read and compare different values.

Front

What does the x-axis represent in a graph?

Back

The x-axis typically represents the independent variable or the categories being measured.

Front

What does the y-axis represent in a graph?

Back

The y-axis usually represents the dependent variable or the values being measured.

Front

How can you determine the mode from a set of data?

Back

The mode is the value that appears most frequently in a data set.

Front

What is the median in a data set?

Back

The median is the middle value when the data set is ordered from least to greatest.

Front

How do you calculate the range of a data set?

Back

The range is calculated by subtracting the smallest value from the largest value in the data set.

Front

What is a histogram?

Back

A histogram is a type of bar graph that represents the frequency distribution of numerical data.