Find out the Quartile deviation of a sym...

Find out the Quartile deviation of a symmetrical distribution having `Q_1 = 20` and `Q_2 = 40`

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UNITED BOOK HOUSE-Ramakrishna Mission Boys Home High School, Question Paper -Exercise

Define ordianl and nominal data.
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If the mean of the five consecutive positive integers is 12, find the ...
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Find out the Quartile deviation of a symmetrical distribution having Q...
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Distinguish between primary and secondary data.
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State and prove Cauchy-Schwartz inequality.
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Define Pearson's 2nd measure of skewness (SK2). Prove that -3 le Sk2 l...
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Describe the different parts of a table.
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Derive the median formula for a continuous frequency distribution.
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Distinguish between striated muscle and smooth mucle
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For three values a, (a+b)/2 and b(> a) find the value of range/sd.
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In a certain distribution of the first three moments about the value 4...
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Write two uses of ogive.
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Write the objective of classification.
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Prove that the s.d. can not be smaller than mean deviation about mean.
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Prove that 1/n overset(n)underset(E1)sum |xi - A| attains, minimum whe...
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If s and R are respectively the standard deviation and range of set of...
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Write a general formula expressing central moments in terms of raw mom...
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If y = f(x) be monotonically increasing (or decreasing) function of x,...
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Explain how would construct a cost of living index number (C.L.I)?
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In a frequency table, the upper boundary of each class-interval has a ...
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