Mathematics, 19.10.2020 07:01 maiahfogel1351
The relative frequency table below summarizes a survey about support for candidate X in an upcoming national election. In this survey, 210210210 randomly selected Virginians opposed candidate X.
How many people in this survey were Californians who opposed candidate X?
Does the table show evidence of an association between being from Virginia and opposing candidate X?
Choose all answers that apply:
Choose all answers that apply:
(Choice A)
A
Yes, because Virginians who oppose candidate X have the smallest joint relative frequency.
(Choice B)
B
Yes, because 70\%70%70, percent of Virginians oppose candidate X, but only 60\%60%60, percent of all people oppose him.
(Choice C)
C
No, because the total column percentages are equal.
(Choice D)
D
Yes, because 70\%70%70, percent of Virginians oppose candidate X but only 58.3\%58.3%58, point, 3, percent of people who oppose candidate X are Virginians.
(Choice E)
E
Yes, because 58.3\%58.3%58, point, 3, percent of people who oppose candidate X are from Virginia, but only 50\%50%50, percent of all people in the study are from Virginia.
Virginian Californian Row total
Supports candidate X Row %Column %Total % \begin{aligned} &\text{37.5} \\ &\text{30} \\ &\text{15} \end{aligned}
37.5
30
15
\begin{aligned} &\text{62.5} \\ &\text{50} \\ &\text{25} \end{aligned}
62.5
50
25
\begin{aligned} &\text{100} \\ &\text{} \\ &\text{40} \end{aligned}
100
——
40
Opposes candidate X Row %Column %Total % \begin{aligned} &\text{58.3} \\ &\text{70} \\ &\text{35} \end{aligned}
58.3
70
35
\begin{aligned} &\text{41.7} \\ &\text{50} \\ &\text{$25$} \end{aligned}
41.7
50
25
\begin{aligned} &\text{100} \\ &\text{} \\ &\text{60} \end{aligned}
100
—–
60
Column total Row %Column %Total % \begin{aligned} &\text{} \\ &\text{100} \\ &\text{50} \end{aligned}
—–
100
50
\begin{aligned} &\text{} \\ &\text{100} \\ &\text{50} \end{aligned}
—–
100
50
\begin{aligned} &\text{100} \\ &\text{100} \\ &\text{100} \end{aligned}
100
100
100
Answers: 3
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