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Card 22 / 31:
Men have an average weight of 172 pounds with a standard deviation of 29 pounds.
Find the probability that 20 randomly selected men will have a sum weight greater than 3600 lbs.If 20 men have a sum weight greater than 3500 lbs, then their total weight exceeds the safety limits for water taxis. Based on (a), is this a safety concern? Explain.
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