SOLUTION: probability of guessing the correct answer to a certain question is x/2. if probability of not guessing the correct answer is 2/3, then find x.
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Question 860334
:
probability of guessing the correct answer to a certain question is x/2. if probability of not guessing the correct answer is 2/3, then find x.
Answer by
ewatrrr(24785)
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Show Source
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Hi,
p(incorrect) = 2/3
p(correct) =
using arithmetic to find this x
x =
2
⁄
3
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