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What is the probability that out of 80 patients

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The chances of an employee of a plant need to go back late is 2/5. For 30 days working record, what is the probability that there are 15 to 20 people will go back early?

Patients who sought treatment at a private clinic are known to be 4% having high blood pressure. What is the probability that out of 80 patients, at least 4 of the patients are having blood pressure?

On average 30% of students will choose "A" as an answer for a multiple-choice question. If the exam has 50 questions with five possible answers, what is the probability of 25 or more "A" answers selected by the students?

Reference no: EM132854521

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