Front

What is a scatter plot?

Back

A scatter plot is a graph that shows the relationship between two variables by displaying data points on a two-dimensional axis.

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What does a positive relationship in a scatter plot indicate?

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A positive relationship indicates that as one variable increases, the other variable also increases.

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What does a negative relationship in a scatter plot indicate?

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A negative relationship indicates that as one variable increases, the other variable decreases.

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What is a line of best fit?

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A line of best fit is a straight line that best represents the data on a scatter plot, showing the trend of the data.

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How can you identify a positive relationship in a scatter plot?

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You can identify a positive relationship if the data points slope upwards from left to right.

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How can you identify a negative relationship in a scatter plot?

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You can identify a negative relationship if the data points slope downwards from left to right.

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What does it mean if there is no relationship in a scatter plot?

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It means that changes in one variable do not affect the other variable, and the data points do not show any clear trend.

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What is the purpose of using a scatter plot?

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The purpose of using a scatter plot is to visually display the relationship between two quantitative variables.

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What is an example of a positive relationship?

Back

An example of a positive relationship is the amount of study time and test scores; as study time increases, test scores tend to increase.

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What is an example of a negative relationship?

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An example of a negative relationship is the amount of gas left in a car and the miles driven; as miles driven increases, gas left decreases.