Q. If the first quartile is subtracted from median then the answer must be equal to

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Q. The difference between first and third quartile is 20 and the sum of first and third quartile is 60 then coefficient of quartile deviation is

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Q. If the coefficient of variation is 13.4% and the standard deviation is 12 then the arithmetic mean of that set of observations is

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Q. The coefficient of quartile deviation is 10.34% and the difference of first and third quartile is 15 then the sum of third and first quartile is

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Q. The letter used to denote variance of population is

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Q. One of the advantages of using quartile deviation is to use it for

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Q. The mean absolute deviation is 23 and coefficient of mean absolute deviation is 18 then arithmetic mean is

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Q. In the formula of sample variance the Σ(x-x̅)² is called

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Q. The total order processed at courier office for five days are as 10, 6, 8, 7, 9 then total sum of squares is

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Q. The price of gasoline for three days are as 98, 96, 97, 100 then the value of standard deviation with the assumed mean method is

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Q. In terms of mean absolute deviation, the quartile deviation is equal to

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Q. Considering two projects for investment X and Y, the standard deviation of project A is USD $5650 and standard deviation of project B is 12, 680 then the project that must be selected for investment is

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Q. If the scatter or dispersion in the distribution is less on each side then this indicates

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Q. The arithmetic mean is multiplied to the coefficient of mean absolute deviation to calculate the

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