The speed with which utility companies can resolve problems is very important GTC, the Georgetown Telephone Company,
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The speed with which utility companies can resolve problems is very important GTC, the Georgetown Telephone Company, reports it can resolve customer problems the same day they are reported in 70% of the cases. Suppose the 15 cases reported today are representative of all complaints
a-1. How many of the problems would you expect to be resolved today? (Round your answer to 2 decimal places.) Number of Problemsa-2. What is the standard deviation? (Round your answer to 4 decimal places.) Standard Deviatonb. What is the probability 8 of the problems can be resolved today? (Round your answer to 4 decimal places.) Probability
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