(a) M & L data (1989)

(b) Arbitrary data

(c) Arbitrary data

0.325 ± 0.067

0.598 ± 0.067

0.964 ± 0.021^b

^b

Classic CI^a

(0.193, 0.457)

(0.466, 0.730)

(0.923, 1.000)^b

Inverted-test CI^a

(0.193, 0.453)

(0.450, 0.712)

(0.953, 1.000)^b

0.325 ± 0.068

0.717 ± 0.159

0.964 ± 0.021^b

(a) In the CI a confidence level of 95% has been adopted

(b) Estimations carried out with reference to the data,