Question

You randomly choose a number from thee set, replace it and then randomly choose another number.what is the probability of choosing a 2 first and a 3 second

Answer 1

The probability of choosing a 2 first and a 3 second is 1/9

.

P(2 1st and 3 2nd) = P(2 1st ) * P(3 2nd)

= 1/3 * 1/3

= 1/9

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