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Given that the mean of courier time for Express-way is 10.19. The standard deviation and mean of courier time of another company named Fast-delivery are

  1. Given that the mean of courier time for Express-way is 10.19. The standard deviation and mean of courier time of another company named Fast-delivery are 5.4773 and 12 respectively. Compute the coefficient of variation for both companies. Which company's courier time is more dispersed?

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