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UNITED BOOK HOUSE-Model Test Set - 7-Exercise
- What is food?
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- What do you mean by ETC?
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- What is Biocide?
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- Define frequency density of a class interval.
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- Let A and B be two events with P(A) = 0.4 and P(A uu B) = 0.7 then for...
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- Write down the sample space when two coins are thrown simultaneously?
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- What do you mean by ETC?
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- Define price index number and state its uses.
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- Define Rate of a vital event?
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- Distinguish between frequency data and non-frequency data?
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- Define ordianl and nominal data.
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- The mean and standard deviation for two values x1 and x2 (x1 < x2) of ...
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- Three points x, y and z are taken at random on a line segment. What is...
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- If events A and B are independent, then so are A^c and B?
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- What do you mean by statistical independence of events?
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- Find the arithmetic mean of 7, 77, 777.upto p^(th) term.
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- If y = a + bx and Mo is the mode of x, then show that the mode of y mu...
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- Show that the arithmetic mean of the square root of x cannot be greate...
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- If x > 0, y >0, z > 0 and x +y + z = 1, prove that (1+x)(1+y)(1+z)ge 8...
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- If a,b,c be three distinct positive numbers, each different from 1 suc...
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