(5) A Zoologist wanted to estimate the total number of Camels(JI), N, in a forest. 20 Camels were caught, tagged and rel
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(5) A Zoologist wanted to estimate the total number of Camels(JI), N, in a forest. 20 Camels were caught, tagged and rel
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subject : census
(5) A Zoologist wanted to estimate the total number of Camels(JI), N, in a forest. 20 Camels were caught, tagged and released. One week later, he caught 8 Camels then the prob. that 3 of them were caught before(tagged twice) is (Take N= 50): (a) 0.16 (b) 0.38 (c) 0.21 (d) 0.30 (e) None.