Table 3.

Weighted linear regression of FVIR with different weighting factors.

Sr. No.	Weighing Factor	Intercept (a)	Slope (b)	r2	% RE
1	1	0.004900433	0.00003381	0.998	88.70
2	1/x	0.010899824	0.00003345	0.999	64.05
3	1/x2	0.017234891	0.00003288	0.999	73.72
4	1/√x	0.007124143	0.00003370	0.999	83.36
5	1/y	0.009318948	0.00003345	0.999	88.43
6	1/y2	0.015485202	0.00003279	0.999	116.92
7	1/√y	0.006283860	0.00003366	0.998	94.67