Math Facts & Trivias 1. The value of zero was first used by the ancient Indian mathematician Aryabhata. 2. The implicit curve equation (x2+y2-1)3-x2y3=0 produces the heart shape. 3. The Reuleaux Triangle is a shape of constant width other than a circle. 4. If each count were a second long‚ it would take about 12 days to count to a million and about 32 years to count to a billion. 5. Forty’ is the only number that has all its letters in alphabetical order. 6. The National Pi Day ( π ) is
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Kyoo il Kim Department of Economics University of Minnesota Introduction to Econometrics‚ Econ4261 Spring 2013 P ROBLEM S ET 1 (D UE F EBRUARY 7‚ T HURSDAY IN CLASS ) Answer the Followings 1. Calculate: a) E[X]‚ E[Y ] b) V ar[X]‚ V ar[Y ] c) Cov[X‚ Y ] d) ρ(X‚ Y ) from the distribution below Y =1 X = 5000 X = 10‚ 000 X = 15‚ 000 0 1/8 1/3 Y =0 1/4 1/8 1/6 (1) 2. Suppose E[X] = 1 and E[Y ] = 2 and suppose X and Y are independent. Evaluate: a) E[2X + 1] b) E[X + Y ] c) E[X − 2Y ] d) E[XY
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Lab Report Useful links http://www.psychwww.com/tipsheet/labrep.htm http://mhhe.com/biosci/genbio/maderinquiry/writing.html https://owl.english.purdue.edu/owl/section/2/10/ A scientific report usually consists of the following: 1. Title 2. Abstract 3. Introduction 4. Materials and methods 5. Results 6. Discussion 7. Literature cited Title The title should be less than ten words and should reflect the factual content of the paper. Scientific titles are not designed to catch
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The Eastern Africa Submarine Cable System (EASSy) is an undersea fibre optic cable system connecting countries in Eastern Africa to the rest of the world. EASSy runs from Mtunzini in South Africa to Port Sudan in Sudan‚ with landing points in nine countries and is connected to at least ten landlocked countries — which will no longer have to rely on satellite Internet access to carry voice and data services. EASSy is the highest capacity system serving sub-Saharan Africa‚ with a 4.72 terabit
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Japan’s Economic Malaise 1. In the 1980s Japan was viewed as one of the world’s most dynamic economies. Today it is viewed as one of its most stagnant. Why has the Japanese economy stagnated? In the 1980’s Japan entered into Stagflation. Japan has big boom-bust cycles depending on the manufacturing economy. Japan has no domestic steel production or even uranium or gas fields. The problem with Japan‚ regardless of their discipline in the schools and domestic economy‚ the rent
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Brittany Oxford Psych 103 1. This article is a primary source. The author Harry Harlow is the researcher amongst some of his colleagues who conducted the experiment. 2. Harlow‚ H.F. (1958). The nature of love. American Psychologist‚ 13‚ 673-685 3. The purpose of this study was to prove whether or not baby monkeys will attach themselves and develop love for what’s comforting to them over what nourishes them. 4. There were various other authors mentioned such as Gertrude van Wagenen‚ Thomas
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Calculate the minimum value of n. (4) (Total 6 marks) 3. (a) Consider the geometric sequence −3‚ 6‚ −12‚ 24‚ …. (i) (ii) Write down the common ratio. Find the 15th term. (3) Consider the sequence x − 3‚ x +1‚ 2x + 8‚ …. IB Questionbank Maths SL 1 (b) When x = 5‚ the sequence is geometric. (i) (ii) Write down the first three terms. Find the common ratio. (2) (c) Find the other value of x for which the sequence is geometric. (4) (d) For this value of x‚ find (i) (ii)
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Math Anxiety By Deb Russell‚ About.com Guide See More About: • overcoming math anxiety • myths in math Ads Activities for Classroomswww.ePals.com/JoinCollaborate with students globally Join the ePals Global Community! Overcome your pastloveyourskeletons.comStop hiding from the skeletons in your closet! Time for Celebrationwelcome2taiwan.netTaiwan Tourism Events-Complete List of Top Attractions‚ Tourism Events. More Mathematics Ads • Math • Overcoming Social Anxiety • Learning Math Facts
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Math and Nursing February 9‚ 2013 Math and Nursing * My field of study in nursing. Nurses play a vital role in helping doctors care for patients in a variety of settings. In the field of nursing‚ mathematics is a crucial part of care giving. * Nurses have to use a variety of math concepts on their job everyday. Nurses must have a great knowledge of math to ensure that patients get the correct amount of medication‚ food and proper care
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Erickson’s Eight Stages of Social-Emotional Development Rukiya Kelly Strayer University Abstract This paper will present an overview of the developmental tasks involved in the social and emotional development of children and teenagers which continues into adulthood. The presentation is based on the Eight Stages of Development developed by psychiatrist‚ Erik Erikson in 1956. According to Erickson‚ humans move through eight stages of psychosocial development during our lives. Each stage centers
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