Reading Graphs and Charts for GED and HiSET Success

Amy from Helms Academy explains how to read and interpret various types of graphs and charts, including line graphs, bar graphs, pie charts, and pictographs. The video covers the key features of each type, how to understand the data they present, and their practical applications in tests and everyday life. Viewers are encouraged to practice with real-life examples and online resources.

What are the main objectives of the lesson on graphs and charts?

• To understand the history of graphs and charts

• To learn how to create graphs and charts

• To identify common types of graphs and charts and understand their key features

• To memorize all types of graphs and charts

What does the y-axis typically represent in a line graph?

• Distance

• Speed

• Time

• Temperature

In a line graph, what does the x-axis usually represent?

• Temperature

• Distance

• Speed

• Time

What do the different colors in a bar graph typically represent?

• Different years

• Different categories or variables

• Different months

• Different locations

In the example of the cookie shop's bar graph, what does the green bar represent?

• Total revenue

• Total expenses

• Profit or loss

• Number of cookies sold

What is the total percentage that a pie chart represents?

• 100%

• 75%

• 50%

• 200%

In the pie chart example, which area has the largest portion of the national population?

• Ontario

• Quebec

• British Columbia

• Alberta

What does one person icon represent in the pictograph example?

• One trillion people

• One billion people

• One hundred thousand people

• One million people

In the pictograph example, what is the projected world population for the year 2070?

• 10 billion

• 12 billion

• 7 billion

• 5 billion

Why are pictographs used to represent data?

• They use fewer resources

• They are easier to create

• They are more accurate

• They are more interesting and provide a visual representation