Interpreting Graphs and Charts 2

Front

Which type of graph best represents data over a set period of time?

Back

Line graph is best for showing trends over time.

Front

What is an independent variable?

Back

The variable the experimenter changes or manipulates.

Front

When was the greatest amount of shoppers at the store?

Back

1pm

Front

What type of variable is the 'Price per Bushel (dollars)' in this graph?

Back

Independent variable.

Front

About 75% of the Earth's surface is covered by water. What is the percentage of land?

Back

25%.

Front

What is a dependent variable?

Back

A variable that changes in response to the independent variable.

Front

What does a bar graph represent?

Back

A bar graph represents categorical data with rectangular bars.

Front

What is the purpose of a pie chart?

Back

To show the proportions of a whole.

Front

How do you interpret a line graph?

Back

By analyzing the slope and direction of the line to understand trends.

Front

What is the x-axis in a graph?

Back

The horizontal axis that typically represents the independent variable.