Question

5 Of 50 women treated for breast cancer in the local cancer unit, 35 of them survived for at least 5 years. For a woman who has just been diagnosed with breast cancer, our best guess is that the probability that she will survive for 5 years is
a) 35/50 = .70
b) 15/35= .43
c) 35/100 = .35
d) we don"t have enough information.

Answer

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