Scatterplots correlation, predict and situational

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What is a scatterplot?

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A scatterplot is a type of graph that shows the relationship between two variables by displaying data points on a two-dimensional grid.

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What does correlation mean in a scatterplot?

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Correlation refers to the strength and direction of a relationship between two variables in a scatterplot.

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What is a positive correlation?

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A positive correlation means that as one variable increases, the other variable also increases.

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What is a negative correlation?

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A negative correlation means that as one variable increases, the other variable decreases.

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What does no correlation mean?

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No correlation means there is no apparent relationship between the two variables.

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How can you predict values using a scatterplot?

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You can predict values by looking at the trend of the data points and estimating where a new point would fall based on that trend.

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What is an example of a positive correlation?

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An example of a positive correlation is the relationship between studying time and test scores; more study time usually leads to higher scores.

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What is an example of a negative correlation?

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An example of a negative correlation is the relationship between the amount of ice cream sold and the temperature; as temperature increases, ice cream sales increase.

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What is an example of no correlation?

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An example of no correlation is the relationship between shoe size and intelligence; there is no relationship between these two variables.

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What is the purpose of a scatterplot?

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The purpose of a scatterplot is to visually display the relationship between two variables and to identify any patterns or trends.