Question: Two questions for beginners from Statistics and Probability, send me a quick message, I'm waiting A multiple-choice quiz has 200 questions, each with 4 possible

Two questions for beginners from Statistics and Probability, send me a quick message, I'm waiting

quick message, I'm waiting "A multiple-choice quiz has 200 questions, each with

"A multiple-choice quiz has 200 questions, each with 4 possible answers of which only 1 is correct. What is the probability that sheer guesswork yields more than 38 correct answers out of 100 problems which the student has no knowledge? [Hint: you may use the normal distribution to approximate the * answer] i A department chair wants to select 5 graduating students to perform a survey. If the graduating batch includes 45 female and 52 male students. what is * ?the probability that 3 female and 2 male students are selected

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