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Calculate the correlation between two variables

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Reference no: EM132205995

Four studies are made to calculate the correlation between two variables: age and income. In each study, the correlation is given as follows:

Study1: 0.4,  Study2: -0.3, Study3: 0, Study4: -0.9

Question: The two variables are closely related in study?

1. Study1

2. Study4

3. Study3

4. Study2

Reference no: EM132205995

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