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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What formal features of Romeo and Juliet might lead critics to categorise it as a tragedy? To analyse the formal tragic features of Romeo and Juliet which could lead to its critical classification as a tragedy first and foremost is the understanding of the formal definition of tragedy as given by Aristotle and the understanding of it with regards to Senecan tragedy which provided the model for Elizabethan tragedy‚ and the contemporary view of tragedy. Aristotle’s formal elements of tragedy
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Running head: IMPORTANT FEATURES OF THE KINGDOM OF GOD Important Features of the Kingdom of God Important Features of the Kingdom of God Jesus Christ performed numerous miracles throughout His ministry. The teachings about the Kingdom of God in the Lucan Parables are The Soils (Luke 8:5-8)‚ The Mustard Seed (Luke 13:18-19)‚ and The Yeast (Luke 13:20-21). The Kingdom of God & yeast Jesus comes and starts to teach about the Kingdom of God. Jesus teaches in Parables‚ so the followers would
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Describe the main features of a DC electric motor and the role of each feature Part | Description | Role | Magnet(s) | Either permanent or electromagnetic. Induce a magnetic field and fit around the armature. | The magnets supply the magnetic field which interacts with the current in the armature to produce the motor effect. | Armature | The armature consists of a cylinder of laminated iron mounted on an axle. Often there are longitudinal grooves into which the coils are wound. | The armature
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11/6/2014 Bookmarks - Mercurial Bookmarks Working with Mercurial’s bookmark feature. Contents 1. 2. 3. 4. 5. 6. Overview Working with bookmarks Transferring bookmarks Example usage Working with remote repositories See also 1. Overview Bookmarks are references to commits that can be automatically updated when new commits are made. If you run hg bookmark feature‚ the feature bookmark refers to the current changeset. As you work and commit changes the bookmark will move forward with every commit
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Features of Hindustan Unilever Ltd Type Public company Traded as BSE: 500696 BSE SENSEX Constituent Industry Consumer goods Founded 1932 Headquarters Mumbai‚ Maharashtra‚ India Key people Harish Manwani (Chairman)‚Nitin Paranjpe (CEO and MD) Products Foods‚ beverages‚ cleaning agents and personal care products Revenue 22116 crore (US$3.4 billion) (2011–2012) Net income 2691 crore (US$410 million) (2011–2012) Employees 16‚500 (2011) Parent Unilever Plc (67%)
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and key features of the Five-Year Plans change in the years 1928–41? The five year plans were introduced in 1928 by the Stalin and the USSR in order to industrialise Russia. Stalin wanted Russia to be self-sufficient which it wasn’t at the time to do this. The five year plans consisted of 3 plans were run from 1928-1941. The key features and aims of the five year plans can be viewed as being different for each one‚ however I will be arguing to a greater extent that the key aims and features of the
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The Anatomical and Physical Features of Frogs Abstract: People have always wondered how frogs have the capability to live in both wet and dry environments. So why not dissect a frog to find out how. Frogs have both physical features like their skin that allows them to breath in water. They also have anatomical features like humans that allow them breath air just like us. Introduction As many people have learned throughout elementary and middle school amphibians are animals that have the
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