Hello, Starry!

Where did this problem come from?

Part (a) has an answer thatno onewants to crank out.

There are 700 marbles: 322 reds. 336 blues. 42 neutrals. We sample 70 of them.

a) What is the probability of only getting only blues and reds?

There are 700 marbles; we sample 70 of them.

. . There are: . possible samples.

There are 658 marbles that are red or blue; we want 70 of them.

. . There are: . samples that have only blues and/or reds.

The probability is: .

. . And the answer is: .

I'll wait in the car . . .

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