Write down two cases when mean deviation...

Write down two cases when mean deviation about mean and standard deviations are equal.

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UNITED BOOK HOUSE-Question Paper 2017-Exercise

If x + 3y - 7 = 0 is the relation between x and y and s.d. (y) = 7 the...
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Write sample space when a coin is tossed until first head appears.
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Write down two cases when mean deviation about mean and standard devia...
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If a, b and c are three positive real numbers, then show that a^3 + b^...
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If P(A) = a and P(B) = b, then show that P(A/B) le a/b.
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Define Real Wage.
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Define Real Wage.
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State the Factor Reversal Test of index number.
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Show that for a set of first n (le 2) natural number n < [n+1/2]^n
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What is the difference between cross sectional data and Time series da...
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If A and B are two events then show that P(B) = P(A). P(B/A) + P(A^C)....
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If A^c and B^c are two independent events, then show that A and B are ...
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x and y are two variables, such that y = (3)^(1/x). If the harmonic me...
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What are the differences between primary data and secondary data?
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What is mail questionnaire method? When this method is useful?
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If two positive values of a variable be x(1) and x(2) and the arithmet...
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State and prove that Cauchy-Schwarz inequality.
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Derive the expression of 4th order central moments in terms of raw mom...
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If three numbers are drawn are drawn at random from the frist 30 natur...
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The harmonic mean of 4,8,16 is
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