Reading Graphs Practice

Front

What is a line graph?

Back

A line graph is a type of chart that displays information as a series of data points called 'markers' connected by straight line segments. It is used to show trends over time.

Front

How do you determine the total number of responses in a survey?

Back

To determine the total number of responses in a survey, add up all the individual responses from each category or option.

Front

What does it mean to compare data in a graph?

Back

Comparing data in a graph involves looking at different data sets to see how they relate to each other, such as which is greater or how they change over time.

Front

What is the purpose of a bar graph?

Back

A bar graph is used to represent categorical data with rectangular bars. The length of each bar is proportional to the value it represents.

Front

How can you find the average from a set of data?

Back

To find the average, add all the values together and then divide by the number of values.

Front

What does 'more than' mean in data comparison?

Back

'More than' indicates that one quantity is greater than another. In graphs, it shows the difference in values between two categories.

Front

How do you read the axes of a graph?

Back

The horizontal axis (x-axis) typically represents the independent variable, while the vertical axis (y-axis) represents the dependent variable. Each axis is labeled with the variable it represents.

Front

What is a survey?

Back

A survey is a method of collecting data by asking people questions to gather information about their opinions, behaviors, or characteristics.

Front

How do you identify trends in a line graph?

Back

Trends in a line graph can be identified by observing the direction of the line: whether it is increasing, decreasing, or remaining constant over time.

Front

What does it mean if two lines on a graph intersect?

Back

If two lines on a graph intersect, it indicates that the two data sets have the same value at that point, showing a relationship between the two variables.