Frequency Tables + Bar Graphs

Front

What is a frequency table?

Back

A frequency table is a way to organize data that shows how often each value occurs.

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars to show the quantity of different categories.

Front

How do you find the total number of items in a frequency table?

Back

Add up all the frequencies in the table.

Front

What does each bar in a bar graph represent?

Back

Each bar represents the quantity of a specific category.

Front

How can you compare two categories using a bar graph?

Back

You can compare the heights of the bars to see which category has more or less.

Front

What is the purpose of a title in a bar graph?

Back

The title explains what the graph is about.

Front

How do you read a bar graph?

Back

Look at the labels on the x-axis and y-axis to understand what is being measured.

Front

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

Back

It means that the category represented by the taller bar has a greater quantity.

Front

How can you find the difference between two values in a frequency table?

Back

Subtract the smaller frequency from the larger frequency.

Front

What is the importance of labeling axes in a bar graph?

Back

Labeling axes helps to clarify what each axis represents, making the graph easier to understand.