Assumptions (A) Assumptions (B) E( If we use Assumptions (B)‚ we need to use the law of iterated expectations in proving the BLUE. With Assumptions (B)‚ the BLUE is given conditionally on Let us use Assumptions (A). The Gauss-Markov Theorem is stated below Under Assumptions (A)‚ the OLS estimators‚ are the Best Linear Unbiased Estimator (BLUE)‚ that is 1. Unbias : 2. Best : Real data seldomly satisfy Assumptions (A) or Assumptions (B). Accordingly we should think that the
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Water: the source of life Water is an indefinable element. It can be destructible and wipe out the strongest forces in the world while it was also the beginning of life. It gives a lot but it can take back more than that. Water is one of the four elements of nature. It’s represented in the liquid form while earth is sold‚ air is gas and fire is the in-between of all. Water is important to every living thing. For plants it’s absorbed from the soil‚ for humans it’s for drinking and use for various
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Cicely Wood English 101 – 004 1 December 2012 Red or Blue? There are some questions people come across in life that could change his or hers life forever. For example‚ in The Matrix Neo must chose to take the blue pill and live in an ignorant bliss‚ or take the red and find out the truth about the world he is living in. Most people are raised to believe certain things‚ meaning they believe in what ever their parents believe in‚ and their parents believe in what their parents believed in as well
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Art renders the extraordinary brilliance of peoples’ lives. Susan Vreeland’s lovely Girl in Hyacinth Blue brings together an artfully constructed reversed chronological novel. A kind of contemporary hiding-place of a painting credited to Vermeer all the way back to the moment the work was fathered. The purpose of art is to provide a sense of grace and fulfillment to the heart and soul. Vermeer’s paintings speak so powerfully‚ nearly four centuries after their creation‚ of the mysteries of character
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The second photograph is Elliot Erwitt’s photograph named ‘Segregated Water Fountains’. This photograph was took in 1950 in North Carolina‚ USA and this particular photograph was never meant to symbolise segregation in this era he just liked the effect that the juxtaposition had however now this photograph represents the segregation of black and white people and the injustice of this in this period of time and how much has changed this photograph was taken. The degrading cultural context of this
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below is a free essay on "Water Scarcity" from Anti Essays‚ your source for free research papers‚ essays‚ and term paper examples. Current Event – Water Scarcity “US Intelligence says water shortages threaten stability” The US Intelligence report tells us‚ in opinion‚ that if in fact there is a shortage in water throughout the United States‚ it could trigger competition over the next decade. This competition would put United States‚ South Asia‚ and The Middle East in a situation because South
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James Baldwin’s “Sonny’s Blues” is a story about two brothers who grow apart and reunite after many struggles. The narrator‚ Sonny’s brother‚ tells the story through his point of view regarding their issues‚ heartache‚ and finally their acceptance. The brother has the knowledge of the past from his mother that helps to shape the story and makes his point of view credible. His point of view‚ knowledge of the past‚ and his own experiences help to give the reader clarity of the overall meaning. The
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Throughout John’s quest in the short story‚ “By the Waters of Babylon” by Stephen Vincent Benet‚ the consequences of knowledge are reflected by the setting. Set in the future‚ John’s homeland is disguised to lead the reader to believe the story is in fact‚ in the past. East of his home‚ “Dead Places” are considered dangerous and must not be entered unless the character is a priest or the son of a priest. The bones and barren materials of these “Dead Places” keeps the people at bay and stuck in a
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In this poem‚ the writer uses regular verse and traditional pattern of rhythm and rhyme to give impact to his unexpected imagery of the end of a relationship when he cuts himself off from the rest of the his life because his grief is too much. To describe the incredible pain and isolation of when someone you love leaves you and the way time seems insignificant‚ the writer starts the poem by reiterating the title‚ creating emphasis by his use of assonance of the monosyllables: Stop all the clocks
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1. Is Jet Blue appropriately positioned to create and maintain a strategic competitive advantage? Yes they are. Jet blues customer service is tremendous. They had the one valentine day massacre but they bounced right back. As a company they know where they have to be in order to succeed in the future. They know about great customer service and low price. Gas prices are rising and with the expansion of the e190‚ I believe this flight will help their revenue increase in the future. 2
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