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#Question id: 18013


Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get At least one correct answer.

#Unit 13. Methods in Biology
  1. 81/128
  2. 781/1024
  3. 63/64
  4. 57/224

Answer:- Option(s): 2


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