PLEASE CHECK THE ANSWER
Dear Kalyan,
Your calculation of range is correct.
Coefficient of Range = L-S / L+S
= 65-15 / 65+15
= 50 / 80
= 0.625 or 0.63
Regards
Your calculation of range is correct.
Coefficient of Range = L-S / L+S
= 65-15 / 65+15
= 50 / 80
= 0.625 or 0.63
Regards