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Suppose the age at death for politicians can be modeled by an approximately normal distribution with a mean of 72.3 years and a standard deviation
Suppose the age at death for politicians can be modeled by an approximately normal distribution with a mean of 72.3 years and a standard deviation of 7.4 years. (Use a table or technology.)
Q1: Calculate the z-score representing the longest 10% of life expectancies for politicians. (Round your answer to two decimal places.)
Q2: Calculate the value (in years) representing the top 10% of life expectancies. (Round your answer to one decimal place.)
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