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A political scientist surveys 76 of the current 131 representatives in a state's congress. Of them, 30 said they were supporting the bill, 21 said

A political scientist surveys 76 of the current 131 representatives in a state's congress. Of them, 30 said they were supporting the bill, 21 said they were not supporting the bill, and 25 were undecided. What is the population size? What is the sample size

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