MCQOPTIONS
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| 1. |
The value of a correlation is reported by a researcher to be r = −0.5. Which of the following statements is correct? |
| A. | The x-variable explains 25% of the variability in the y-variable. |
| B. | The x-variable explains −25% of the variability in the y-variable. |
| C. | The x-variable explains 50% of the variability in the y-variable. |
| D. | The x-variable explains −50% of the variability in the y-variable. |
| Answer» B. The x-variable explains −25% of the variability in the y-variable. | |