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प्रश्न
The variable whose value is influenced (or) is to be predicted is called
पर्याय
dependent variable
independent variable
regressor
explanatory variable
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उत्तर
dependent variable
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संबंधित प्रश्न
Find the coefficient of correlation for the following:
| X | 78 | 89 | 96 | 69 | 59 | 79 | 68 | 62 |
| Y | 121 | 72 | 88 | 60 | 81 | 87 | 123 | 92 |
Example for positive correlation is
The correlation coefficient is
The variable which influences the values or is used for prediction is called
If two variables moves in decreasing direction then the correlation is
The person suggested a mathematical method for measuring the magnitude of linear relationship between two variables say X and Y is
The coefficient of correlation describes
Calculate the correlation coefficient from the data given below:
| X | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| Y | 9 | 8 | 10 | 12 | 11 | 13 | 14 | 16 | 15 |
A measure of the strength of the linear relationship that exists between two variables is called:
The value of the coefficient of correlation r lies between:
