A CBS News poll conducted June 10 and 11, 2006, among a nationwide random sample of 651 adults, asked those adults about their party affiliation (Democrat, Republican or none) and their opinion of how the US economy was changing ("getting better," "getting worse" or "about the same"). The results are shown in the table below. better same worse Republican 38 104 44 Democrat 12 87 137 none 21 90 118 Express your answers as a decimal and round to 4 decimal places. If we randomly s
A CBS News poll conducted June 10 and 11, 2006, among a nationwide random sample of 651 adults, asked those adults about their party affiliation (Democrat, Republican or none) and their opinion of how the US economy was changing ("getting better," "getting worse" or "about the same"). The results are shown in the table below.
| better | same | worse | |
| Republican | 38 | 104 | 44 |
| Democrat | 12 | 87 | 137 |
| none | 21 | 90 | 118 |
Express your answers as a decimal and round to 4 decimal places.
If we randomly select one of the adults who participated in this study, compute:
P(Republican) =
Is it correct answer 0.2857?
P(better) =
Is it correct answer 0.1091?
P(better|Republican) =
Is it correct answer 0.2043?
P(Republican|better) =
Is it correct answer 0.5352?
P(Republican and better) =
Is it correct answer 0.0584?
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