Business Statistics MCQs and Notes
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Q 1. If bxy and byx are two regression coefficients, they have:
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Q 2. If r = ± 1, the two regression lines are...............................
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Q 3. The point of intersection of two regression lines is..........................
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Q 4. If the regression line is Y on X, then the variable X is known as..........................
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Q 5. The rank correlation coefficient was discovered by....................................
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Q 6. If all the points of a scatter diagram lie on a straight line falling from left upper corner to the right bottom corner, the correlation is called...................
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Q 7. If one of the regression coefficients is greater than unity, the other must be:
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Q 8. Correlation analysis is a ..............................
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Q 9. For a distribution of data, if the arithmetic mean> median>mode, then which of the following is true?
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Q 10. Which of the following is true, if there is no dispersion in a data set:
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