Hello, Dan!

At the Whistle Top Cafe,15 of the 19 patrons are mechanics.

If a sample of 8 is taken, what is the probability that exactly 5 patrons are mechanics?

There are 19 patrons: 15 Mechanics and 4 Others.

There are: . possible samples.

We want 5 Mechanics and 3 Others.

. . There are: . ways.

Therefore: .

But check my arithmetic,please. . .

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