Two-Stage Stratified Randomized Response Model with Fuzzy Numbers

Table 3

Optimum allocations.

	Allocations			Variance
LMT (optimum allocation)	Case of TFN	288	209		0.001098908
	Case of TrFN	281	204	0.001125886
Equal allocation	Case of TFN	160	160	0.001488575
	Case of TrFN	156.5	156.5	0.001521866
Proportional allocation		41	95	0.002936685
Ghufran’s allocation		86	157	0.00167996