If the mean of 100 observations is 50 and their standard deviations is 5,than the sum of all squares of all the observations is

The mean of 100 observations is 50 and their standard deviation is 5. The sum of all squares of all the observations is ………….

The mean of 100 observations is 50 and their standard deviation is 5. The sum of all squares of all the obsrervations is :

The mean of 100 numbers observations is 50 and their standards deviation is 5. The sum of all squares of all the observations is (a)50,000 (b) 250,000 (c) 252500 (d) 255000

If the mean of 50 observation is 25 and their standard deviation is 4 and the sum of the squares of all the observations is lambda , then (lambda)/(1000) is

If the mean of 50 observation is 25 and their standard deviation is 4 and the sum of the squares of all the observations is lambda , then (lambda)/(1000) is

The mean of 100 observations is 50 and their standard deviation is 5. the sum of squares all the observations is (i) 50000 (ii) 250000 (iii) 252500 (iv) 255000

The mean of 100 observations is 40 and their standard deviation is 3. The sum of square of all observation is ____.

The mean of 40 observations 20 and their standard deviation is 5. If the sum of the square of the observations k, then the value of (k)/(1000) is

The mean of 40 observations 20 and their standard deviation is 5. If the sum of the square of the observations k, then the value of (k)/(1000) is