'A TV news reporter says that proposed constitutional amendment is likely to win approval in the upcoming election because poll of 663 likely voters indicated that 53% would vote in favor; The reporter goes on to say that the margin of error for this poll was 5%. Complete parts and below: a) Explain why the poll is actually inconclusive_ Choose the correct answer below: The poll is inconclusive because the sample size too small: The poll is inconclusive because 50% is included in the confidence interval: The poll is inconclusive because the margin of error is too large. The poll is inconclusive because the standard error of the sample proportion Is less than 0.50_ b) What confidence level did the pollsters use? The pollsters used % confidence level:'
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This means that the true proportion of voters in favor could be anywhere between 48% and 58%. Since 50% is included in this range, the poll is inconclusive because we cannot say for sure whether the majority of voters are in favor or not. So, the correct answer Show more…
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