08ffx - Exam ADM 2303 COURSE TITLE Statistics for...

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Exam ADM 2303 COURSE TITLE: Statistics for Management Date of the exam: Dec 18, 2008 Professor: Wright Duration: 3 hours INSTRUCTIONS 1. Books and notes are not permitted. 2. Calculators are permitted. 3. Answer in the space provided on the question paper FIRST NAME: ___________________________________ LAST NAME: ____________________________________SECTION… A B C D E (circle one) STUDENT #: ________________________ Statement of Academic Integrity The School of Management does not condone academic fraud, an act by a student that may result in a false academic evaluation of that student or of another student. Without limiting the generality of this definition, academic fraud occurs when a student commits any of the following offences: plagiarism or cheating of any kind, use of books, notes, mathematical tables, dictionaries or other study aid unless an explicit written note to the contrary appears on the exam, to have in his/her possession cameras, radios (radios with head sets), tape recorders, pagers, cell phones, or any other communication device which has not been previously authorized in writing. Statement to be signed by the student: I have read the text on academic integrity and I pledge not to have committed or attempted to commit academic fraud in this examination. Signed:______________________________________ Note: an examination copy or booklet without that signed statement will not be graded and will receive a final exam grade of zero. Question 1 is worth 20 marks: marks earned = ……… Question 2 is worth 20 marks: marks earned = ……… Question 3 is worth 15 marks: marks earned = ……… Question 4 is worth 30 marks: marks earned = ……… Question 5 is worth 15 marks: marks earned = ……… TOTAL = ……… Total 100 marks. Mark will be divided by 2 The exam mark is 50% of the course mark 1
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An automobile dealership records the number of cars sold each day, and calculates the probability distribution as follows: N umber of cars sold daily Probability 0 0.1 1 0.11 2 0.2 3 0.23 4 0.3 5 0.06 (6) (a) Find the mean, variance, and standard deviation of the number of cars sold in one day. Mean = ------------------------------------ Variance = --------------------------------- Standard deviation = --------------------- (6) (b) Find the mean, variance, and standard deviation of the number of cars sold in total during 2 days, assuming sales on the 2 days are independent of each other. Mean = ------------------------------------ Variance = --------------------------------- Standard deviation = --------------------- (8) (c) Find the mean, variance, and standard deviation of the number of cars sold in total during 2 days, assuming sales on the 2 days are correlated, with a correlation coefficient = 0.52. Mean = ------------------------------------
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This note was uploaded on 04/22/2010 for the course MANAGEMENT ADM 2303 taught by Professor Phansalker during the Spring '00 term at University of Ottawa.

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08ffx - Exam ADM 2303 COURSE TITLE Statistics for...

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