(a) The life spans of three randomly selected tires are 3:1,000 miles, 33,000 miles, and 32,000 miles. Find the 2score that corresponds to each life span. ' certain brand of automobile tire has a mean iife span of 36,000 miles and a standard deviation of 2,300 miles. {Assume the life spans of the tires have a bellshaped distribution.) ..... For the life span of 34,000 miles, zscore is .8? . (Round to the nearest hundredth as needed.) For the life span of 33,000 miles, zscore is .8? . (Round to the nearest hundredth as needed.) For the life span of 32,000 miles, zscore is 1.\" . (Round to the nearest hundredth as needed.) According to the zscores, would the lite spans of any of these tires be considered unusual? '3' No -:j j:- Yes (b) The lite spans of three randomly selected tires are 31,400 miles, 40,500 miles, and 36,000 miles. Using the empirical mle, nd the percentile that corresponds to each life span. The life span 31,400 miles corresponds to the The life span 40,500 miles corresponds to the The life span 35,000 miles corresponds to the th percentile th percentile th percentile