Types of Correlation (3.2B Review)

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What is negative correlation?

Back

Negative correlation means that as the independent variable increases, the dependent variable decreases.

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CCSS.HSS.ID.B.5

Front

What is positive correlation?

Back

Positive correlation means that as the independent variable increases, the dependent variable also increases.

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CCSS.HSS.ID.B.5

Front

True or False: There is NO correlation if there is no relationship between the independent and dependent variables.

Back

True

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CCSS.HSS.ID.C.9

Front

What type of correlation exists between the number of days absent from school and your math grade?

Back

Negative correlation.

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CCSS.HSS.ID.B.5

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What type of correlation exists between education level and income?

Back

Positive correlation.

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CCSS.HSS.ID.B.5

Front

Define correlation in statistics.

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Correlation is a statistical measure that describes the extent to which two variables change together.

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CCSS.HSS.ID.C.9

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What does a correlation coefficient of +1 indicate?

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A correlation coefficient of +1 indicates a perfect positive correlation.

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CCSS.HSS.ID.B.5

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What does a correlation coefficient of -1 indicate?

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A correlation coefficient of -1 indicates a perfect negative correlation.

Tags

CCSS.HSS.ID.B.5

Front

What does a correlation coefficient of 0 indicate?

Back

A correlation coefficient of 0 indicates no correlation between the variables.

Tags

CCSS.HSS.ID.B.5

Front

Give an example of a negative correlation in real life.

Back

An example of negative correlation is the relationship between the number of hours spent watching TV and grades in school.

Tags

CCSS.HSS.ID.B.5