Confident that there will be enough sandwiches

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100 people are invited to the party. Each guest is estimated to eat 0 or 1 or 2 sandwiches with probabilities 0.2,0.50.3 respectively. How many sandwiches should be ordered ro be approx 90% confident that there will be enough sandwiches for every one? Use central limit theorem

Reference no: EM132138151

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