assignment #4

# assignment #4 - Alicia Deal CJ 685 Assignment#4 5 The...

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Alicia Deal CJ 685 09-23-04 Assignment #4 5.)The department of corrections in the state where you live has a policy whereby it accepts as correctional officers only those who score in the top 5 percent of a qualifying exam. The mean of this test is 80, and the standard deviation is 10. a.) would a person with a raw score of 95 be accepted? No, because the z score is 1.5 which means that the area of the tail is .0606 or 6.06%. This area is larger than the top 5% that will be accepted as correctional officers. (The attached paper will show how these scores were determined.) b.) would a person with a raw score of 110 be accepted? Yes, because the z score is equal to 3. This means that the area of the tail is . 0013 or .13%. This area is substantially smaller than the top 5% of grades needed to be qualified as a correctional officer. Furthermore, a grade of 110 obviously puts this person in the top 1% rather than the top 5%. (See attached paper.) c.) what is the minimum score you would have to have on the test in order to be

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assignment #4 - Alicia Deal CJ 685 Assignment#4 5 The...

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