homework3 - Stat 651 (Winter 2011) Kaizar Homework 3 Due by...

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Stat 651 (Winter 2011) Kaizar Homework 3 Due by 5:00pm, Friday January 28 . To receive credit please follow the instructions given in the syllabus. All numbered problems are from the course textbook. Reading : Lohr, Chapter 2, Chapter 3.1-3.2 Exercises 1. Lohr, Chapter 2, problem 1 2. Lohr, Chapter 2, problem 2 3. Lohr, Chapter 2, problem 19 4. Lohr, Chapter 3, problem 1, parts a and b only. 5. Lohr, Chapter 3, problem 10 6. Lohr, Chapter 3, problem 19 NOTE: There is a mis-labeling in the data! Class number 3 corresponds to stratum 4 (Aca- demic professional) and class number 4 corresponds to stratum 3 (Administrative staF). Also note, that there is a description of the dataset “winter.dat” in the ±le “winter.pdf” available on the text website. The following are some hints for each part. (a) A freqency table (PROC ²REQ) of the variables “class” and “breakaga” will give you a count of each kind of answer (note that 9=missing) within each stratum. Note that people who did not respond to any quesetion are not included in the data set at all. (b) When we are ignoring the missing answers, that is the same thing as deleting them from
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This note was uploaded on 07/26/2011 for the course STA 651 taught by Professor Kaizar during the Winter '11 term at Ohio State.

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homework3 - Stat 651 (Winter 2011) Kaizar Homework 3 Due by...

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