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PATHFINDER-STATISTICS AND MATHEMATICAL REASONING-QUESTION BANK
- The scores of a batsman in ten innings are : 38, 70, 48, 34, 42, 55, 6...
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- The Standard Deviation of scores 1, 2, 3, 4, 5 is
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- If the mean of the first n odd natural numbers be numbers itself, then...
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- The A.M of the series 1, 2, 4, 8, 16…., 2^n is
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- If the mean of the numbers x1, x2, x3,….xn is overlinex, then the mea...
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- Mean of the first n terms of the A.P a,(a+d),(a+2d),…..is
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- If mu is the mean of a distribution , then sumfi(yi-mu) is equal to
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- If the mean of n observations 1^2, 2^2, 3^2,….n^2 is (46n)/(11) then ...
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- The mean of 50 observations is 36. If two observations 30 and 42 are d...
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- the weighted mean of first n natural numbers whose weights are equal ...
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- A group of 10 items has mean 6 If the mean of 4 of these items is 7.5 ...
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- The mean of a set of observations is overlinex If observations is div...
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- The geometric mean of the first n terms of the G.P. a,ar,ar^2,….is
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- The geometric mean of the observations 2, 4, 8, 16, 32, 64, is
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- A boy goes to school from him home at a speed of x km/hr. and comes ba...
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- Ram spends equal amounts on purchasing three kinds of pens being sold ...
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- An automobile driver travels from plain to a hill station 120 km dista...
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- If a, b, c, are any three positive numbers , then the least value of (...
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- The median of the data 13, 14, 16, 18, 20, 22 is
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- For a continuous series the mode is computed by the formula
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