Suppose we have a 12 sided fair die and we toss it 20 times. What is the expected value of the sum of all tosses? 150 240 130 O 100

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A: To use normal approximation, the following conditions should be satisfied. np>5 and n(1-p)>5

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A: Given data:   California New York Texas Total Interested 84 76 (a) (c) Not Interested 189 213…