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The mean and variance of 7 observation i...

The mean and variance of 7 observation is 8 and 16. If five of the observations are 2, 4, 10, 12, 14. Find the remaining two observations.

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The mean and variance of 7 observations are 8 and 16, respectively. If five of the observations are 2, 4, 10, 12, 14. Find the remaining two observations.

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RD SHARMA ENGLISH-STATISTICS-All Questions
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  2. The scores of a batsman in 10 matches were as follows: 38,70,48,34,...

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  3. The mean and variance of 7 observation is 8 and 16. If five of the obs...

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  4. If for a sample of size 60, we have the following information sumxi^2=...

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  11. Let x1, x2, x3, , be n values of a variable X. If these values are ch...

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  12. If for a sample of size 60, we have the following information sumxi^2=...

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  13. The weight of coffee in 70 jars is shown in the following table: Weigh...

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  14. Suppose that samples of polythene bags from two manufacturers, A and B...

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  15. Let x1, x2, ...... ,xn be values taken by a variable Xa n dy1, y2,......

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  16. The sum of the squares of deviation of 10 observations from their mean...

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  17. If the S.D. of a set of observations is 8 and if each observation is ...

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  18. Find the mean and variance of frequency distribution given below: xi :...

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  20. The standard deviation of the data: x : , 1, a , a^2 , ..., a^n f: , ...

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