Correlation

Honelako gehiago

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Laura Medina‑k egina

Energy Transport

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MAT.105X A3

David Kedrowski‑k egina

Research Design(by John W. Creswell)

Nahomi Cuts‑k egina

Correlation

Examples

Ecology

Strengths

used as a basis for prediction

used when it is impractical and/or unethical to manipulate the variables

used when the experimental method cannot

Description

determine the degree and direction of relationship between two or more variables

mathematical technique for summarizing data

Limitations

it does not prove nor disprove that the relationship is a cause-and-effect relationship

correlation does not, cannot, prove causation