| A. | The covariance between two variables |
| B. | the product of their standard deviations |
| C. |
The square root of product of two regression coefficients
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| D. | None of the above |
Answer : A Explanation : |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
