rectangles‚ and relationships are shown by lines between the rectangles. Attributes are generally listed within the rectangle. The many side of many relationships is represented by a crows footentity-relationship (E-R) modelA set of constructs and conventions used to create data models. The things in the users world are represented by entities‚ and the associations among those things are represented by relationships. The results are usually documented in an entity-relationship (E-R) diagramID-dependent
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Independent sample T-test: * unknown variances * expected normal distribution * comparing means * (Als variantie bekend is dan z-test) * Analyse-compare means-independent sample t-test‚ define groups * H0: RateMen=RateWoman (do not differ) * Ha: Ratemen≠RateWoman (RateMen differs from RateWoman) * H0: u1 = u2 vs. HA: u1 ≠ u2 (this is two tailed ) also possible: * H0:uWomen≥ uMen vs. HA: uWomen0 OR d 6000 → Ha: p > 0‚5 of Ha≠0‚5 indien dubbelzijdig wilt
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ACORN Market segmentation is about understanding the needs of customers & also how they decide between one offer to another. This insight is normally used to form groups of customers who share the same value criteria. Companies are then able to identify which group of customers it’s most likely to suit best & which product meets the needs of its chosen segments. The main objective of segmentation is based on how to win & retain the customers you want to serve. Characteristics are divided into different
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Shiana Gunasekera Lecture 2: GROUPS AND TEAMS *Groups/Teams – same - people with complementary skills‚ to achieve shared purpose and are held mutually responsible. *Formal Teams – officially recognised (organisational chart) and supported by the organisation for specific purposes. *Informal Teams- Natural or spontaneous relationship. No OC *Hierarchy – single person authority/performance responsibility. *Self-managed teams – decisions/complete work on own. Mutually responsible. Perform
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Reflection statement. Creating my Vlog was a difficult however rewarding task due to the technological processes involved. I under took many steps to create my Vlog such as learning how to use editing programs and various other software on my computer as well as creating a Youtube account. I found the task of editing quite problematic at first but as I explored the program and went online to research how to use the software I guided my self in the right direction. After going online I quickly
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Self Assessment Doing Business for Humanity This is a guide to what I expected in an answer and the length. If I ask for 2 examples don’t waste time giving more. __________________________________________________________________________________ Q1. Give 2 examples of institutions used to distribute multi lateral aid The World Bank‚ IMF etc Q2. Briefly state what comparing actual amounts of a nation’s Aid giving from per capita amounts reveals. The absolute amount given by the US for example
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Expectations‚ Variances & Covariances The Rules of Summation n å xi ¼ x1 þ x2 þ Á Á Á þ xn covðX; YÞ ¼ E½ðXÀE½XÞðYÀE½YÞ i¼1 n ¼ å å ½x À EðXÞ½ y À EðYÞ f ðx; yÞ å a ¼ na x y i¼1 n covðX;YÞ r ¼ pffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffiffi varðXÞvarðYÞ n å axi ¼ a å xi i¼1 n i¼1 n n i¼1 i¼1 E(c1X þ c2Y ) ¼ c1E(X ) þ c2E(Y ) E(X þ Y ) ¼ E(X ) þ E(Y ) å ðxi þ yi Þ ¼ å xi þ å yi i¼1 n n n i¼1 i¼1 å ðaxi þ byi Þ ¼ a å xi þ b å yi i¼1 n var(aX þ bY þ cZ ) ¼ a2var(X) þ b2var(Y ) þ c2var(Z
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MAXXUM® SERIES TRACTORS 100 - 140 RATED HP Every single day‚ you demand more. More from the land. More from yourself More from your equipment. . Which is why we also demand more. More powerful engines. More productivityboosting features. More approachable and knowledgeable Case IH experts. And we do all this to better serve you and the needs of your operation. Powerful ‚ versatile and economical ‚ the Maxxum tractor is a multi-purpose workhorse that offers you more. More flexibility
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given date as compared with its value at a previous date.J.H. Burton Facts about depreciation; 1.Depreciation is part of the operating cost 2.It is a reduction in the value of an asset 3.The decrease in the value of an asset is due to its use‚ caused by wear and tear or any other reason 4.The decrease in the value of an asset is gradual and continuous. Causes of Depreciation: 1.Physical wear and tear The most important fact that contributes to depreciation of an asset is the physical wear and
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Q1: Describe the basic assumptions of Economics. Ans- The basic problem of economics can be summarized in one sentence: How to best satisfy unlimited wants with unlimited resources. We can break this problem into two parts: Preferences - What do we like‚ what do we dislike. Resources - We all have limited resources. Even Warren Buffett and Bill Gates have limited resources. They have the same 24 hours in a day that we do and neither is going to live forever. All of economics‚ both microeconomics and
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