Question: A student takes a 20-question, multiple-choice exam with five choices for each question and guesses on each question. Find the probability of guessing at least

A student takes a 20-question, multiple-choice exam with five choices for each question and guesses on each question. Find the probability of guessing at least 15 out of 20 correctly. Would you consider this event likely or unlikely to occur? Explain your answer.

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