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Visitors at an ice cream shop can choose from single, double, or triple-scoop cones. 64% get single scoops, 12% get double scoops, and 24% get

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Visitors at an ice cream shop can choose from single, double, or triple-scoop cones. 64% get single scoops, 12% get double scoops, and 24% get triple scoops. a. What's the expected number of scoops per customer? Round to 2 decimal places. :1 b. Find the standard deviation for the number of scoops per customer: Round to 2 decimal places. :]

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