A study was conducted to determine which taxi company gives quicker service.Companies A and B were each called at 50 randomly selected times.The response times were recorded.The results were as follows.
Company A Company B
Mean response time 7.6 minutes 6.9 minutes
Standard deviation 1.4 minutes 1.7 minutes

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The Answer of A study was conducted to determine which taxi company gives quicker service.Companies A and B were each called at 50 randomly selected times.The response times were recorded.The results were as follows.
Company A Company B
Mean response time 7.6 minutes 6.9 minutes
Standard deviation 1.4 minutes 1.7 minutes

A Study Was Conducted to Determine Which Taxi Company Gives