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The Following Scatterplot Shows the Percentage of the Vote a Candidate

question 11

Multiple Choice

The following scatterplot shows the percentage of the vote a candidate received in the 2004 senatorial elections according to the voter's income level based on an exit poll of voters conducted by CNN. The income levels 1-8 correspond to the following income classes: 1=Under $15,000; 2=$15-30,000; 3=$30-50,000; 4=$50-75,000; 5=$75-100,000; 6=$100-150,000;
7=$150-200,000; 8=$200,000 or more. $The following scatterplot shows the percentage of the vote a candidate received in the 2004 senatorial elections according to the voter's income level based on an exit poll of voters conducted by CNN. The income levels 1-8 correspond to the following income classes: 1=Under $15,000; 2=$15-30,000; 3=$30-50,000; 4=$50-75,000; 5=$75-100,000; 6=$100-150,000; 7=$150-200,000; 8=$200,000 or more. -Use the election scatterplot to the find the value of the rank correlation coefficient \mathrm { r } _ { \mathrm { s } } A) \mathrm { r } _ { \mathrm { S } } = 0.9762 B) \mathrm { r } _ { \mathrm { S } } = 1.9762 C) \mathrm { r } _ { \mathrm { S } } = - 1 D) \mathrm { r } _ { \mathrm { S } } = - 0.9762$
-Use the election scatterplot to the find the value of the rank correlation coefficient $\mathrm { r } _ { \mathrm { s } }$

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