#### 1.______is defined as the difference between the two extreme quartiles of a series?

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#### 2. Inter Quartile range represents the difference between the third quartile and____?

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#### 3.______is defined as the average of the difference between the two extreme quartiles of a series?

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#### 4. Semi Inter Quartile Range is also called by the name?

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#### 5. Quartile deviation gives the average amount by which the two quartiles differ from the______?

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#### 6. What is defined as the arithmetic average of the deviations of items of a series taken from its central value ignoring the plus and minus sign?

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#### 7. Mean deviation can be calculated from which of the following measures of central tendency?

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#### 8. The square root of the arithmetic average of the squares of deviation taken from the arithmetic average of a series is called?

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#### 9. Which measure of dispersion is also known as ‘root-mean-square deviation’?

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#### 10. Standard deviation can be calculated from which of the following measures of central tendency?

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#### 11. Mean deviation is based on simple average of the sum of?

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#### 12. Standard deviation is based on simple average of the sum of_____?

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#### 13. The ratio of Standard deviation to actual mean expressed in percentage is called?

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#### 14._________is the mean of the squares of deviations of all observations of a series from their mean.

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#### 15. The square of standard deviation is called?

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#### 16. The graphical method of showing deviation of size of items from the average is called?

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#### 17. The extend of symmetry or asymmetry in a distribution is called?

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#### 18. In a series with positive skewness?

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#### 19. In a series with negative skewness.

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#### 20. If the value of mean is greater than mode, skewness will be?

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Quantitative Technique for Manager Quiz Set 6