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AAKASH SERIES-STATISTICS -EXERCISE-5.2
- Find the variance for the discrete data given below . (i) 6,7,10,12,...
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- Find the variance for the discrete data given below. 350, 361, 370, ...
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- Find the variance and standard deviation of the following data 5,12 ,...
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- If standard deviation of 1, 2, 3, 4, ...,10 is sigma then, show that s...
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- If n=10 , sum(i=1)^(10) x(i)=60 and sum(i=1)^(10) x(i)^(2)=1000 then f...
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- Calculate the variance and standard deviation of the following continu...
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- Calculate the variance and standard deviation of the following continu...
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- If the s.d of-5, -4,-3, -2,-1, 0, 1, 2, 3, 4, 5 is sqrt(10) then find ...
02:47
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- If a variable takes the values 0, 1, 2,…,n with frequencies proporiotn...
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- Suppose a population A has 100 observations 101, 102, ...., 200, and a...
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- In a series of 2n observations, half of them equals to a and remaining...
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- The standard deviations of two sets containing 10 and 20 members are 2...
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- If sum(i=1)^(18)(x(i)-8)=9 and sum(i=1)^(18)(x(i)-8)^(2)=45 then find ...
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- The mean and standard deviation of 20 items is found to be 10 and 2 re...
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- For two data sets each of size 5 the variances are given by 4 and 5 an...
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- The means and variance of n observation x1, x2, x3,....xn are 5 and 0 ...
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- The standard deviation of n observation x1 , x2, x3 .....,xn is 2. If...
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- The mean and standard deviation of 100 observations were calculated as...
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