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RD SHARMA ENGLISH-STATISTICS-All Questions
- Calculate the variance and standard deviation from the data given b...
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- Find the variance and standard deviation for the following distribu...
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- Find the standard deviation for the following data: (i) x : , 3, 8, 13...
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- Calculate the mean and standard deviation for the following distrib...
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- Let x1, x2, ,xn be xn observations. Let yi=a xi+b for i=1,2,...,n wher...
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- For a frequency distribution standard deviation is computed by applyin...
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- The mean of 100 numbers observations is 50 and their standards devia...
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- If n=10 , X =12 and sumx(i)^2=1530 , then the coefficient of variati...
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- Life of bulbs produced by two factories A and B are given below: Le...
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- If the standard deviation of a variable X \ is \ sigma , then standard...
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- Following are the marks obtained, out of 100, by two students Ravi and...
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- Let a, b, c, d, e, be the observations with m and standard deviation s...
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- The lengths (in cm) of 10 rods in a shop are given below: 40.0,52.3,55...
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- If the S.D. of a set of observations is 8 and if each observation is ...
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- The standard deviation of the observations 6,5,9,13,12,8,10 is 6 (b) ...
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- The standard deviation of first 10 natural numbers is ...
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- The mean deviation of the data 3,10,10,4,7,10,5 (a) 2 (b) 2.57(c)3 (d)...
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- The mean deviation from e median is (a) equal to that measured from an...
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- The weight of coffee in 70 jars is shown in the following table: We...
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- Find the mean and variance of frequency distribution given below: x...
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