The survey shows that in the 2019 Regional Head Election in "XYZ" Province, party A 40%, party B 25%, party C 20%, and party D the remaining 15%. Of the 20 residents met, how many probability: a. 6 people voted for party A, 7 people for party B and the rest for party

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A: Let reading three newspapers be events, then   Probability of reading newspaper A = P(A)=0.60…

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A: We have to find given probability.

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A: Here, P(K) =0.043 P(P) =0.076 P(Both)=0.019

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A: In each deck of 52 cards, there are 4 aces. So the probability of picking a ace is= 4/52 =1/13

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Q: The guidance department has reported that of the senior class, 2.3% are members of Key Club, K, 8.6%…

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Q: members be selected as president, vice-president, and secretary from a group of 15? Hint: order

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