2.5.49 Question Help A certain brand of automobile tire has a mean life span of 36,000 miles and a standard doviation of 2,100 miles (Assume the life spans of the tires have a bell-shaped distribution) (a) The life spans of three randomly selected tires are 35,000 miles, 38,000 milos, and 31,000 miles. Find the z-score that corresponds to each life span. For the fe span of 35,000 mies, Z-score is (Round to the nearest hundredth as needed)

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