Determining the combat climate change

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Reference no: EM132845719

In July 2015, a poll asked a random sample of 1236 registered voters in Iowa whether they agree or disagree that the world needs to do more to combat climate change. The results show that 65% agree, while 25% disagree and 10% don't know.

(a) Is the sample likely to be representative of all registered voters in Iowa? Briefly explain your reasoning.

(b) Is it reasonable to generalize this result and estimate that 65% of all registered voters in Iowa agree that the world needs to do more to combat climate change? Briefly explain your reasoning.

Reference no: EM132845719

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