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Standardized test statistic and the corresponding p-value

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A consumer group claims that the mean acceleration time from 0 to 60 miles per hour for a sedan is 8.4 seconds. A random sample of 33 sedans has a mean acceleration time from 0 to 60 miles per hour of 7.6 seconds. Assume the population standard deviation is 2.3 seconds. Find the standardized test statistic and the corresponding p-value.

Reference no: EM132461709

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