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Question 5 74% of freshmen entering public high schools in 2006 graduated with their class in...

Question 5

74% of freshmen entering public high schools in 2006 graduated with their class in 2010. A random sample of 81 freshmen is selected. Find the probability that the proportion of students who graduated is greater than 0.746 .

Write only a number as your answer. Round to 4 decimal places (for example 0.1048). Do not write as a percentage

Question 6

At a certain university, 50% of all entering freshmen planned to major in a STEM (science, technology, engineering, mathematics) discipline. A sample of 36 freshmen is selected. What is the probability that the proportion of freshmen in the sample is between 0.481 and 0.580?

Write only a number as your answer. Round to 4 decimal places (for example 0.3748). Do not write as a percentage.

Math   Statistics-And-Probability   
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