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How is this solved a history class comprised of 3 female and 10 male students , if the instructor of the class randomly chooses 9 students from class for an oral exam what is probation of 2 female and
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How is this solved a history class comprised of 3 female and 10 male students , if the instructor of the class randomly chooses 9 students from class for an oral exam what is probation of 2 female and 7 make students selected

How is this solved a history class comprised of 3 female and 10 male students , if-example-1
User Febi M Felix
by
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1 Answer

1 vote

Answer:

0.306

Explanation:

Using binomial probability,


\binom{9}{2}(3/13)^2 (10/13)^7 \approx 0.306

User Zchtodd
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