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four letters c Based on the preceding results what is prefer to get their news online and one adult who prefers a SAT Test In Exercises 15 20 assume that random guesses are made for eight multiple choice questions on an SAT test so that there are n 8 trials each with probability of success correct given by p 0 20 Find the indicated probability for the number of correct answers 15 Find the probability that the number x of correct answers is exactly 7 teas lor r of correct answers is at least 4 507 isht Iabini
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