Lost worksheet...forgotten equations. :-/
I've got to work out the middle 50% of employees (2/3 of Standard Deviation) and the range of 95% of employees (2 standard deviations I think...)
But i wanted to check:
For 50% it's SD/3 * 2
For 95% it's SD *2
Right?
Or is 95% *3?
Thankful for any help.
~Scutt
I've got to work out the middle 50% of employees (2/3 of Standard Deviation) and the range of 95% of employees (2 standard deviations I think...)
But i wanted to check:
For 50% it's SD/3 * 2
For 95% it's SD *2
Right?
Or is 95% *3?
Thankful for any help.
~Scutt