Graphing #2

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

How do you read a bar graph?

Back

To read a bar graph, look at the height of the bars to determine the value they represent for each category.

Front

What does it mean if a bar is taller than another in a bar graph?

Back

If a bar is taller than another, it means that the category it represents has a higher value or quantity.

Front

What is the purpose of graphing data?

Back

The purpose of graphing data is to make it easier to understand and compare information visually.

Front

How can you find the total number of items sold from a bar graph?

Back

To find the total, add the values represented by each bar in the graph.

Front

What does the x-axis represent in a bar graph?

Back

The x-axis typically represents the categories being compared.

Front

What does the y-axis represent in a bar graph?

Back

The y-axis represents the values or quantities associated with each category.

Front

If 50 pizzas were sold, how would you represent this on a bar graph?

Back

You would draw a bar that reaches up to the value of 50 on the y-axis for the 'Pizzas Sold' category.

Front

What is the difference between a bar graph and a line graph?

Back

A bar graph uses bars to show quantities, while a line graph uses points connected by lines to show trends over time.

Front

How can you tell which day had the most hamburgers sold from a bar graph?

Back

Look for the tallest bar; the day corresponding to that bar had the most hamburgers sold.