roc

Hi

I need Rate of change formula.

Thanks.

hi JENS

ROC=close price today/close 'n' days ago
example: for 'n=5'

day close price ROC
1 18.37
2 18.46
3 18.32
4 18.74
5 18.72 ------ 1.019----day 5/day 1
6 18.66 ------ 1.011----day 6/day 1