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A random sample of 16 emergency reports was selected from

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A random sample of 16 emergency reports was selected from the files of an ambulance service. The mean time( computed from these sample data) required for ambulances to reach their destinations was 13 minures, with a variance of 9. Can we conclude at the 0.05 significance level that the mean is greater than 10 minutes? state and test the appropriate hypothesis.

Reference no: EM13619763

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