Use the following to answer questions 26-30: A pollster asked 1000 adults whethe

Question

Use the following to answer questions 26-30: A pollster asked 1000 adults whether Republicans or Democrats have better domestic economic policies. The following table gives the two-way classification of there opinions. Republicans No Opinion Democrats 350 31 185 190 Female The pollster then randomly selected one adult from these 1,000 adults. The probability that the selected adult is a female given that she thinks that Republicans have better domestic economic policies is approximately (round your answer to three decimal places). The probability that selected adult has no opinion given that he is a male i approximately (round the your answer to three decimal places)

Explanation / Answer

26) probability=185/390= 0.4744

27)=39/594=0.0657

28)=(406+350)/1000=0.756

29)=(594+31)/1000=0.625

30)=(594+185+31)/1000=0.81

sex republicans Democrates No opinion total male 205 350 39 594 female 185 190 31 406 Total 390 540 70 1000

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