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The mean of 5 observation is 4.4 and the...

The mean of 5 observation is 4.4 and their variance is 8.24. If three of the observational are 1,2 and 6, find the other two observations.

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The mean of 5 observations is 4.4 and their variance is 8.24. If three of the observations are 1, 2 and 6, find the other two observations.

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PATHFINDER-STATISTICS-QUESTION BANK
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  2. Calculate the mean and standard deviation of the numbers-natural numbe...

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  3. The scores of batsman in 10 matches were as follows : 38, 70, 48, 34, ...

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  4. Prove that if x1and x2 two values of a variable x, so its standard dev...

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  5. Find the mean deviation about the mean of the data : 7, 8, 4, 13, 9, 5...

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  6. Find the mean deviation about the mean of the data : 7, 8, 4, 13, 9, 5...

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  7. Find the SD of first 10 multiples of 3.

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  8. The mean and variance of seven observations are 8 and 16 respectively....

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  9. The mean and variance of seven observations are 8 and 16 respectively....

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  10. The mean and standard deviation of 100 observations were calculated as...

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  11. The mean and S.D. of a sample of size 10 were found to be 9.0 and 2.0 ...

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  12. Let x1,x2,x3,…xn be n values of a variable x. If these values are chan...

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  13. The mean of 5 observation is 4.4 and their variance is 8.24. If three ...

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  14. Find the mean deviation about the mean of the data : 7, 8, 4, 13, 9, 5...

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  15. Find the mean diaviation with respect to median of the frequency dist...

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  16. Find the mean diaviation with respect to median of the frequency dist...

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  17. Calculate the mean and standard deviation of the numbers-natural numbe...

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  18. The mean and variance of 8 observations are 9 and 9.25 respectively. I...

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  19. For a group of 200 candidates the mean and S.D. were found to be 40 an...

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  20. The number of observations of two samples are 30 and 40 respectively, ...

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