Six names will be drawn from a group of H+2 freshmen, F+L sophomores, 2*(H-1) juniors, and...

Six names will be drawn from a group of H+2 freshmen, F+L sophomores, 2*(H-1) juniors, and 2*H seniors. Calculate (rounding your answers to three decimal places) the probability that:

a. freshmen, sophomores and juniors are equally represented. Ans.___________

the number of freshmen drawn equates the number of sophomores and juniors drawn.Ans.___________
the ratio of drawn seniors to drawn sophomores is 3:1. Ans.___________
the ratio of drawn juniors to drawn freshmen is at least 3:1. Ans.___________

H= 6

T= 21

F=6

L =3

S=46

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orchestra answered 1 year ago

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