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Unformatted text preview: Stat514S09 Midterm II (Total 20 Points) 1. Exam format and time: take home from 5pm Monday 04/13/09 to 5pm Wednesday 04/15/09. 2. The exam must be done independently. 3. Must show work to get credits. 4. If SAS output is needed for a question, only hand in the relevant output. For each such question, do not hand in more than two pages of SAS output. Do not hand in SAS codes. 5. Use α = 5% throughout the exam. 6. Use 8.5 × 11 paper to write answers. 1. Five cars ( α , β , γ , δ , ) and five drivers (1, 2, 3, 4, 5) are employed in a study of five gasoline additives ( A , B , C , D , E ). Due to time constraint, only five runs can be conducted each day. The design used in the experiment and the generated data are given below. Driver Day 1 2 3 4 5 1 Aα = 23 Bβ = 20 Cγ = 23 Dδ = 22 E = 21 2 Bγ = 18 Cδ = 27 D = 22 Eα = 15 Aβ = 25 3 C = 21 Dα = 17 Eβ = 21 Aγ = 27 Bδ = 24 4 Dβ = 15 Eγ = 19 Aδ = 25 B = 18 Cα = 25 5 Eδ = 12 A = 28 Bα = 21 Cβ = 21 Dγ = 22 The grand mean ¯...
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This note was uploaded on 12/09/2011 for the course STAT 514 taught by Professor Staff during the Fall '08 term at Purdue.
 Fall '08
 Staff

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