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NAME: ___________________________ CU ID: ___________________________ PRELIM I Sept. 28, 2006 Academic integrity is expected of all students of Cornell University at all times, whether in the presence or absence of members of the faculty. Understanding this, I declare I shall not give, use, or receive unauthorized aid in this examination. ________________________ Signature of Student DIRECTIONS: 1. Use a number 2 pencil. 2. Write your name in the boxes in the upper left of side 1 of the blue computer answer sheet. 3. Fill in the appropriate bubbles under your name (or else you cannot receive credit for your work). 4. Write your Cornell ID NUMBER in column A-I under the words Identification Number in the lower left part of the blue computer answer sheet. 5. FILL IN THE APPROPRIATE BUBBLES UNDER YOUR Cornell ID Number. 6. This exam consists of 118 102 points. Your grade will be based on the percentage you answer correctly. 7. There are 11 pages to this exam. 8. Indicate your answer by filling in the appropriate bubble next to the corresponding number on the computer sheet. 9. There are TRUE/FALSE, MULTIPLE CHOICE and MATCHING questions. You will find specific instructions for each type of question within the exam. GOOD LUCK! TEST CONTINUES
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The following is a list of abbreviations used in this quiz: ACTH = Adrenal Corticoid Trophic Hormone HCl = Hydrochloric acid ATP = Adenosine Triphosphate CCK = Cholecystokinin Part One- True or False (one point each) (65 points) Directions: This section consists of statements that are either TRUE or FALSE. ON the computer answer sheet, fill in “A” for TRUE and “B” for FALSE. Each response is either true or false based on the entire question. (1 point each) A. Suzy is conducting an epidemiological study using 20 subjects to test the hypothesis that height is associated with the final grade in NS 115. Indicate whether the following statements are true or false. 1. If she finds no correlation between height and grade, she has proven that no relationship exists . (F) OMIT 2. If Suzy finds that the correlation between height and grade is significant (p = 0.04), Suzy needs a larger sample size. (F) 3. If Suzy uses a case-control study design, each subject serves as its own control. (F) B. A pharmaceutical company has developed a new drug and is planning to conduct a placebo-controlled, double blind, randomized, cross-over design study. Indicate whether the following statements are true or false. 4. Neither the subjects nor the experimenters will know what treatment the subjects are receiving. (T) 5. A crossover design will control for initial variation between participants. (T) 6. If the results are published in a peer-reviewed scientific journal, then the conclusions are true. (F) C. Joe College is extremely nervous because he has his first NS 115 prelim tonight. Are the following statements true or false? 7.
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This note was uploaded on 03/30/2008 for the course NS 1160 taught by Professor Swanson during the Fall '07 term at Cornell.

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