Professor Mumford mumford@purdue.edu Econ 360 - Fall 2012 Problem Set 1 Answers True/False (30 points) 1. FALSE If (ai ‚ bi ) : i = 1‚ 2‚ . . . ‚ n and (xi ‚ yi ) : i = 1‚ 2‚ · · · ‚ n are sets of n pairs of numbers‚ then: n n n (ai xi + bi yi ) = i=1 i=1 ai x i + i=1 bi yi 2. FALSE If xi : i = 1‚ 2‚ . . . ‚ n is a set of n numbers‚ then: n n n n n (xi − x) = ¯ i=1 n i=1 2 x2 i − 2¯ x i=1 xi + i=1 x = ¯ i=1 2 x2 − n¯2 x i where x = ¯ 1 n i=1 xi 3. TRUE If xi : i = 1‚ 2‚ . .
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6/28/2012 Number Systems Chapt. 2 Common Number Systems System Base Symbols b l Used by humans? Used in computers? Decimal 10 0‚ 1‚ … 9 Yes No Binary 2 0‚ 1 No Yes Octal 8 0‚ 1‚ … 7 No No Hexadecimal 16 0‚ 1‚ … 9‚ ‚ ‚ ‚ A‚ B‚ … F No No 1 6/28/2012 Quantities/Counting (1 of 3) Decimal 0 1 2 3 4 5 6 7 Binary 0 1 10 11 100 101 110 111 HexaOctal decimal 0 0 1 1 2 2 3 3 4 4
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Works Cited Bey‚ Amani. "Methods." Personal interview. 28 Jan. 2013. I interview Amani because she is a teenager guided by mentorship. She revealed to me how being mentored by positive‚ loving‚ and caring people has changed who she is as a person. She said “I see a big change in myself. It’s like my whole life I’ve been so angry and upset‚ and it was all because I was being misguided and I didn’t have the chance to become who I am now.” This interview helped me because It kind of showed me what
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Memo Evaluation ENG 221 Memo Evaluation ------------------------------------------------- In choosing for the week 2 individual assignment‚ a memo that was written by Harkins Theaters corporate office in the wake of the Colorado tragedy that occurred on July 20th‚ 2012. The memo was meant as a general communication to all Harkins Theaters in Arizona and also in Texas‚ California‚ Colorado‚ and Oklahoma. Headquartered in Scottsdale‚ it was a communication for employees and upper management
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Main report annexes External evaluation of the European Training Foundation Contract no. 2001 – 3355/001-001 November 2002 Submitted by Lion House‚ Ditchling Common‚ Ditchling HASSOCKS‚ West Sussex‚ BN6 8SG United Kingdom Telephone: +44 1444 248088 Fax: +44 1444 248763 Email: mail@itad.com Website: www.itad.com Final Report (Vol. II) Main Report Annexes External evaluation of the European Training Foundation Final Report for the External evaluation of the European Training Foundation
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QUIZ NAVIGATION 1 8 2 9 3 4 5 6 7 10 11 12 13 14 Thursday‚ 5 September 2013‚ 12:38 PM Thursday‚ 5 September 2013‚ 01:04 PM 26 mins 35 secs 20.00/30.00 3.33 out of a maximum of 5.00 (67%) Question 1 Incorrect Mark 0.00 out of 1.00 Flag question 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Finish review ESSs are designed to incorporate data about external events‚ but they also draw summarized information from internal MIS and DSS. Select one: True False Question 2 Correct Mark 1
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Have you ever been to South Africa? Do you know what the living standard in Africa is? Without a doubt‚ Africa has massive inequalities in wealth distribution‚ and the political situation is always unstable. Imagine you born in this country; you are poor‚ and you need to line up to store water for daily use. Many people are doing illegal things to stay alive. Also‚ the community forces you to do some bad things. Would you act immorally? The movie Tsotsi‚ directed by Gavin Hood‚ shows the life
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Countries Which Like Whiskey India India is the largest guzzler of whiskey in the world. One of the fastest-growing whiskey markets‚ it is estimated to be worth about $10 billion by 2013‚ according to a trade group study from last year. Gender which likes the most whiskey in India: Male Age Group:27-55 Position the hold in Society: Chef‚Businessmen‚Students Refrence: India’s Appetite for Whiskey Attracts Diageo 2012 Available at http://india.blogs.nytimes.com/2012/11/09/indias-appetite-for-whiskey-attracts-diageo/
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To be honest‚ I think the class was organized just right even though it was a very fast course. It seemed like we covered a lot of ground in just few months. I feel like I got more out of this class than I have in some of the other classes I have spent entire semesters in. I also found it helpful that there was some variation in the assignments. From the assignments and researches‚ I achieved a great deal of understanding about critical thinking‚ writing a correct sentence and most of all realizing
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Hannah King Randy Martin English 101B 10/28/13 Gourmet of China Gourmet of China was one of the best Chinese food restaurants in Tucson‚ AZ. Many people were sad to see the restaurant close down after so many years of birthday parties‚ anniversaries‚ or just a meal with a friend. Many had grown to know the family that ran the restaurant‚ as well as watch their kids grow up into young adults. There are three main things that made Gourmet of China one of the best restaurants in town
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