<span>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.<span>Take the square root of that and we are done!</span></span>
Answer:
A = 800, B = 200, C = 400 Andy D = 400
Step-by-step explanation:
I think it would be 883 if you just 60?
Answer:
Here you go.
Step-by-step explanation:
Hope this helps you!