Graphing Data

Front

What does the x-axis represent in a graph?

Back

The x-axis shows the independent variable, often representing time or categories.

Front

What is the relationship between the pH of the soil and average plant growth?

Back

As the pH of the soil increases, the average plant growth (cm) decreases.

Front

According to a pie chart, what percentage of a house's water usage is for showers?

Back

16.8% of a house's water usage is for showers.

Front

What is the independent variable on a graph?

Back

The independent variable is the one that is changed or controlled in a scientific experiment, often represented on the x-axis.

Front

What type of graph is best for showing trends over time?

Back

A line graph is best for showing trends over time.

Front

What does a bar graph represent?

Back

A bar graph represents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

What is a pie chart used for?

Back

A pie chart is used to show the proportions of a whole, representing data as slices of a circle.

Front

What is the dependent variable in a graph?

Back

The dependent variable is the one that is measured or observed in an experiment, often represented on the y-axis.

Front

How do you determine the scale of a graph?

Back

The scale of a graph is determined by the range of data and the intervals chosen for the axes.

Front

What does it mean if two variables have a positive correlation?

Back

If two variables have a positive correlation, it means that as one variable increases, the other variable also increases.