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problem 1205

medium probability-statistics

(i) The outcomes favourable to the event ‘the sum of the two numbers is 8’ denoted by E, are: (2, 6), (3, 5), (4, 4), (5, 3), (6, 2) (see Fig. 14.3) i.e., the number of outcomes favourable to E = 5. Hence, P(E) = \frac{5}{36}