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Introduction to business statistics par Weiers, Ronald M.

Table des matières: “…Nonparametric Methods Introduction Wilcoxon Signed Rank Test for One Sample Wilcoxon Signed Rank Test for Comparing Paired Samples Wilcoxon Rank Sum Test for Comparing Two Independent Samples Kruskal-Wallis Test for Comparing More Than Two Independent Samples Friedman Test for the Randomized Block Design Other Nonparametric Methods Summary Part 5: REGRESSION, MODEL BUILDING, AND TIME SERIES 15. …”

Management Information System: managing the digital firm par LAUDON, K.C

Table des matières: “…image for sign in prompt Goodreads Ratings & Reviews 3.55 657 ratings • 48 reviews 12 years ago Lindsay It was a fairly decent textbook for a topic I knew really not much about before taking my MIS class. …”

Database systems : an application-oriented approach par Kifer, Michael

Table des matières: “…The Relational ModelSQL-Data Definition SublanguageBibliographic NotesExercises Chapter 4 Conceptual Modeling of Databases with Entity-Relationship Diagrams and the Unified Modeling LanguageConceptual Modeling with the E-R ApproachEntities and Entity TypesRelationships and Relationship TypesAdvanced Features in Conceptual Data ModelingFrom E-R Diagrams to Relational Database SchemasUML: A New Kid on the BlockA Brokerage Firm ExampleCase Study: A Database Design for the Student Registration SystemLimitations of Data Modeling MethodologiesBibliographic NotesExercises Chapter 5 Relational Algebra and SQLRelational Algebra: Under the Hood of SQLThe Query Sublanguage of SQLModifying Relation Instances in SQLBibliographic NotesExercises Chapter 6 Database Design with the Relational Normalization TheoryThe Problem of RedundancyDecompositionsFunctional DependenciesProperties of Functional DependenciesNormal FormsProperties of DecompositionsAn Algorithm for BCNF DecompositionSynthesis of 3NF SchemasThe Fourth Normal FormAdvanced 4NF DesignSummary of Normal Form DecompositionCase Study: Schema Refinement for the Student Registration SystemTuning Issues: To Decompose or Not to Decompose?…”