Question

standard deviation by short coded method? ​

Answer 1

Answer:

• To solve this problem we make use of step deviation method for simplifying the procedure. Let us discuss this shortcut method for determining variance.

Hope it will be helpful :)

Answer 2

Answer:

To calculate the standard deviation of those numbers:

Work out the Mean (the simple average of the numbers)

Then for each number: subtract the Mean and square the result.

Then work out the mean of those squared differences.

Take the square root of that and we are done!

Its better if you see a online lecture for this it will help you and at the same time you can know the variety of questions.