15. The average length of a blue whale is 88 feet with a standard deviation of 11 feet. Use this information to answer the following questions: a. What percent of blue whales are longer than 100 feet? z = __________, percent = __________ b. What percent of blue whales are shorter than 79 feet? z = __________, percent = __________ c. What percent of blue whales are between 75 and 100 feet long? z1 = __________, z2 =

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