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hwk5 - 2 Problem 8.9 in Agresti 3 Problem 9.16 in Agresti 4...

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STAT 8620 — Advanced Statistical Applications I Homework 5 – Due Tuesday, Nov. 18 SHOW ALL WORK Homework is due by 4:30 on the due date specified above. You may turn it in to me during class, or place it in my mailbox in the Statistics Building. I will post homework solutions shortly after all homeworks have been collected. No late homeworks will be accepted without permission granted prior to the due date. Use only standard (8 . 5 × 11 inch) paper and use only one side of each sheet. Homework should show enough detail so that the reader can clearly understand the procedures of the solutions. This is absolutely essential for you to receive full credit for your answer. Problems should appear in the order that they were assigned. Assignment: 1. Problem 8.4 in Agresti.
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Unformatted text preview: 2. Problem 8.9 in Agresti. 3. Problem 9.16 in Agresti. 4. Problem 9.21 in Agresti. 5. Problem 13.8 (parts a–c only) in Agresti. 6. Refer to problems 13.14–13.16 in Agresti. Using width and qualitative color as predictors, ﬁt both a Poisson GLM, and a negative binomial GLM to these data (number of horseshoe-crab satellites), checking for interaction and interpreting the ﬁnal model. Here you should identify which of these models is more appropriate and summarize all the relevant statistical results that support your choice of model for these data. In addition, comment on the goodness of ﬁt of your chosen model and summarize whatever inferences regarding the eﬀects of width and color you feel are appropriate for these data....
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