Table 3. Statistical evaluation for Assay of OLZ and QUT in pharmaceutical dosage forms by the proposed and official methods.

Sample	% Found	Proposed method (%±RSD, n = 5)	Reported method(%± RSD)	F - testa	t- testa
OLZ(Zyprexa) 5 mg\tab	98.8	98.8 ± 0.50	98.7 ± 0.42	1.60	0.60
QUT (Seroquel) 25 mg\tab	98.1	99.0 ± 0.40	98.7 ± 0.55	1.30	0.80
(a) Theoretical values of F and t - test at 95% confidence limit (n = 5) are 6.39 and 2.61, respectively.