Refer to the contingency table shown below.   Smoking by Race for Males Aged 18 to 24   Smoker (S) Nonsmoker (N) Row Total White(W) 290 560 850 Black(B) 30 120 150 Column Total 320 680 1,000        Click here for the Excel Data File   (a) Calculate the probabilities given below (Round your answers to 4 decimal places.):       Smoking by Race for Males Age 18-24                     Smoker Nonsmoker Row Total       (S) (N)       White (W) 290 560 850     Black (B) 30 120 150     Column Total 320 680 1000                   Smoking by Race for Males Age 18-24                     Smoker Nonsmoker Row Total       (S) (N)       White (W) 290 560 850     Black (B) 30 120 150     Column Total 320 680

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