3 years ago

A bucket contains one green block, one red block, and two yellow blocks. You choose one block from the bucket.

1 answer:

6 0

P(green) = 1/4 p(yellow) = 2/4 p(red) = 1/4
the sum of probabilities is 1
p(not red) = 2/4, 1 - probability of getting red
the sum is 1

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