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An environmentalist wishes to conduct a hypothesis test on the percentage of cars driven in the city that are hybrids. Is itsufficientfor him to use

An environmentalist wishes to conduct a hypothesis test on the percentage of cars driven in the city that are hybrids. Is itsufficientfor him to use a simple random sample of132cars if hybrids currently account for8% of the car sales in the country and he claims that the percentage of hybrids in the city is higher than that?

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