An Efficient Approximation Method for Calculating Confidence Level of Negative Survey

Table 2

The confidence level as (, ).

		Confidence interval ,	Confidence level:
			0.5		(0, 0.1)	0.7198	0.9665	0.9973	0.9992
0.55		(0, 0.1)	0.8949	0.9995	1	1
0.6		(0, 0.1)	0.9674	0.9933	0.2612	0.2115
0.7		(0, 0.1)	0.9881	0.2433	0.1336	0.1171
0.8		(0, 0.1)	0.5796	0.1568	0.1064	0.1022