Quantitative Methods for Economic Analysis 2 MCQs
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Q 1. When the correlation coefficient r = ±1, the two regression lines:
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Q 2. When there is perfect correlation, the value of the correlation coefficient is:
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Q 3. The relationship between x and y is y = 2x + 1. The correlation between x and y is:
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Q 4. For a symmetrical distribution the coefficient of skewness is
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Q 5. For the open-end class frequency distribution the appropriate measure of dispersion is………….
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Q 6. In a normal distribution Q.D = …………..
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Q 7. When 5 is added to all the values of a series then standard deviation
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Q 8. Meaures of dispersion which ignores the sign is……………
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Q 9. Mean deviation is minimum when deviations are taken from
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