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  3. 1.If the mean of the numbers are; 4,3,5,x,7 is 5. Find the variance. 2. Find...

1.If the mean of the numbers are; 4,3,5,x,7 is 5. Find the variance. 2. Find...

1.If the mean of the numbers are;
4,3,5,x,7 is 5.
Find the variance.
2. Find the standard deviation of 2,5,9,7 . Correct to 2 decimal places?
11 Answers Available
Asked by Greatness on 21st May, 2020
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