Scatter Plot Correlations

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What is a scatter plot?

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

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CCSS.8.SP.A.1

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What does a positive correlation indicate in a scatter plot?

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A positive correlation indicates that as one variable increases, the other variable also tends to increase.

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CCSS.HSS.ID.B.5

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What does a negative correlation indicate in a scatter plot?

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A negative correlation indicates that as one variable increases, the other variable tends to decrease.

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CCSS.HSS.ID.B.5

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What does 'no correlation' mean in the context of scatter plots?

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No correlation means there is no apparent relationship between the two variables; changes in one variable do not predict changes in the other.

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CCSS.HSS.ID.B.5

Front

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

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A linear relationship can be identified if the data points form a straight line or a pattern that closely resembles a straight line.

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CCSS.8.F.A.3

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What is the purpose of using scatter plots?

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Scatter plots are used to visually represent the relationship between two variables and to identify trends, correlations, or patterns.

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CCSS.8.SP.A.1

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What is the difference between correlation and causation?

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Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.

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CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.7.7

CCSS.RL.8.7

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What does it mean if a scatter plot has a strong correlation?

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A strong correlation means that the data points are closely clustered around a line, indicating a strong relationship between the two variables.

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CCSS.HSS.ID.B.5

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What is an example of a positive correlation in real life?

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An example of a positive correlation is the relationship between hours studied and test scores; generally, more study time leads to higher scores.

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CCSS.HSS.ID.B.5

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What is an example of a negative correlation in real life?

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An example of a negative correlation is the relationship between temperature and the number of hot chocolate sales; as temperature increases, hot chocolate sales tend to decrease.

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CCSS.HSS.ID.B.5