Solution 05 hours
Solution hours

45 (Solution) 05 hours.

Category: General
Words: 1050
Amount: $12

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help me solve1) College students taking a full time load also work an average of 28 hours per week with a standard deviation of 3.05 hours. What proportion of students work more than 35 hours per week?2) A state highway patrol official wishes to estimate the number of drivers that exceed the speed limit traveling a certain road. How large a sample is needed in order to be 90% confident that the sample proportion will not differ from the true proportion by more than 2.75%?2) The mean number of books purchased by students at GCC every semester is 8 with a standard deviation of 2. A sample size of 100 students is chosen. Find the probability that the sum of all the books purchased is more than 820. Hint: use Central Limit Theorem for Sums


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