Poll Results Angel Cruz 483 I I Terry Smith 320 The table shows the results of a poll. A total of 803 voters selected at random were asked which candidate they would vote for in the upcoming election. According to the poll, if 6,424 people vote in the election, by how many votes would Angel Cruz be expected to win?
Correct answer: B (parsed from the explanation — this source omits an answer key for this item)
Explanation
483 803 Choice B is correct. It’s given that out of voters responded that they would vote for Angel Cruz. Therefore, the proportion of voters from the poll who 483 responded they would vote for Angel Cruz is 803. It’s also given that there are a 6,424 total of voters in the election. Therefore, the total number of people who 6,424 483 3,864 3,864 would be expected to vote for Angel Cruz is b 803 l, or . Since of 6,424 the total voters would be expected to vote for Angel Cruz, it follows that 6,424-3,864 2,560 , or voters would be expected not to vote for Angel Cruz. The 3,864-2,560 difference in the number of votes for and against Angel Cruz is , or 1,304 6,424 votes. Therefore, if people vote in the election, Angel Cruz would be 1,304 expected to win by votes. Choice A is incorrect. This is the difference in the number of voters from the poll who responded that they would vote for and against Angel Cruz. Choice C is incorrect. This is the total number of people who would be expected to vote for Angel Cruz. Choice D is incorrect. This is the difference between the total number of people who vote in the election and the number of voters from the poll. 38 SAT PRACTICE TEST #9 ANSWER EXPLANATIONS SAT ANSWER EXPLANATIONS n MATH: MODULE 1
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