To XXXXXXXXX XXX Z-XXXXX:
X. XXXX the difference between XXX XXXX (x) XXX the mean (m) by subtracting x-m
2. Divide XXX value by the XXXXXXXX XXXXXXXXX
You now know how XXXX XXXXXXXX Deviations the value x XX away XXXX XXX XXXX, otherwise known XX the Z-Score. You can XXXXX this Z-Score into the calculator to XXX XXXX XXXXXXXXXX it falls XXXXXX.
XXX XXXXXXX:
XXXX I enter X XXXX the XXXXXXXXXX linked XXXXX XXXX it XXX to one-sided, I am told that there is a XX.XXX% XXXXXX of XXX value in XXX distribution XXXXX less XXXX or equal to 2 Standard Deviations XXXX the XXXX. XX other words, if I XXXXXXXX XXXXX a XXXXX from XXX distribution, XXXXX XX a XX.725% it's X-Score XXXX XX XXXX XXXX or equal XX X.
The XXXXXXXXXX XXXX tells me that there is a 2.XXX% chance XX XXX value in XXX XXXXXXXXXXXX being greater XXXX X Standard XXXXXXXXXX from XXX XXXX XXXXX makes XXXXX when consider XXXX 97.XXX + 2.XXX = XXX.
XXX should be able XX XXXXX XXXX XXXXXXXXXXXXX of XXXXXXXXXXX XX XXX questions in order XX XXXXXX all XXXXX XX your XXXXXXXXX.