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Find out the correct answer out of the options given against each question : Total no. of all possible samples of size 3 from a population of size 20 in case of simple random sample without replacement is-

A

`C_3^(20)`

B

`P_5^(20)`

C

`1/(C_3^(20)`

D

`20^3`

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2017-Exercise
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