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Step 10 The probability that a student takes longer than 130 minutes and is thus...

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Step 10 The probability that a student takes longer than 130 minutes and is thus unable to complete the exam was determined to be 0 0668 Thus in a sample of students it is expected that the portion of students unable to complete the exam will be 0 0668 Multiply this probability by the number of students taking the exam 80 to determine how many students will not complete the exam rounding the result up to the nearest integer students unable to complete exam 0 0668 sample size of students taking exam 0 0668 80 students

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