Data Analysis

Front

What is a bar graph?

Back

A bar graph is a visual way to show data using bars of different heights or lengths to represent numbers.

Front

What does the scale of a graph tell us?

Back

The scale of a graph tells us how much each unit on the graph represents.

Front

How do you find the difference between two numbers?

Back

To find the difference, subtract the smaller number from the larger number.

Front

What is data analysis?

Back

Data analysis is the process of inspecting, cleaning, and modeling data to discover useful information.

Front

What does it mean to compare data?

Back

To compare data means to look at two or more sets of information to see how they are similar or different.

Front

What is a survey?

Back

A survey is a way to collect information from people by asking them questions.

Front

What is the purpose of a title in a graph?

Back

The title of a graph tells you what the graph is about.

Front

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

Back

If a bar is taller, it means that there is a larger number or more data for that category.

Front

How can we tell which month had the most birthdays from a graph?

Back

We can tell by looking for the tallest bar that represents the number of birthdays in each month.

Front

What is the total number of items sold if you add all the pieces together?

Back

The total number of items sold is the sum of all the pieces from each category.