1.

A team of medical students doing their internship have to assist during surgeries at a city hospital. The probabilities of surgeries rated as very complex, complex, routine, simple or very simple are respectively, 0.15, 0.20, 0.31, 0.26, .08. Find the probabilities that a particular surgery will be rated (i) complex or very complex (ii) neither very complex nor very simple (iii) routine or complex (iv) routine or simple

Answer»


ANSWER :(i) 0.35 (II) 0.77 (III) 0.51 (IV) 0.57


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