Conditional Probabilityeasy
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A box contains 20 items: 12 Type A, 8 Type B. Three items are drawn without replacement. Given all three are Type A, what is the probability the first two were Type A?
A box contains 20 items: 12 Type A, 8 Type B. Three items are drawn without replacement. Given all three are Type A, what is the probability the first two were Type A?