D204 WGU:DATA ANALYTICS

Havard School

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D204 The Data Analytics Journey questions and answers
  • D204 The Data Analytics Journey questions and answers

  • Tentamen (uitwerkingen) • 13 pagina's • 2023
  • D204 The Data Analytics Journey questions and answers
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My D204 WGU Study Set with 100% correct answers
  • My D204 WGU Study Set with 100% correct answers

  • Tentamen (uitwerkingen) • 14 pagina's • 2023
  • Which of these is NOT a topic of interest for Discovery/Planning/Business Understanding? A. Project Scope B. Identify stakeholders and research questions/KPIs C. Build a data pipeline (ETL) D. Identify timeline, budget, and participants C What is a potential problem to consider in the planning phase? A. Lack of clear focus on stakeholders, timeline, limitations, and budget B. Quality and type of data may make access more difficult C. Some cleaning techniques could dramatically cha...
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D204 The Data Analytics Journey with 100% correct answers
  • D204 The Data Analytics Journey with 100% correct answers

  • Tentamen (uitwerkingen) • 46 pagina's • 2023
  • Data scientists are able to find ______, _________, and _____ in unstructured data. order, meaning, and value What is involved in the planning phase? 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project What is involved in the wrangling phase? 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in the Modeling phase? 9. Create model 10. Validate model 11. Evaluate model 12. Refine model What is involved ...
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C959 Unit 1 Logic and Proofs B questions with 100% correct answers
  • C959 Unit 1 Logic and Proofs B questions with 100% correct answers

  • Tentamen (uitwerkingen) • 2 pagina's • 2023
  • Tautology Compound proposition that is always true regardless of the truth value of individual propositions (Always ends up true) Contradiction Compound proposition that is always false regardless of the truth value of individual propositions (Always ends up false) Logical Equivalence When two different compound propositions have the same results for inputs Idempotent Propositional Law: PvP = P, P^P = P ('^' represents And) Associative Propositional Law: (PvQ)v...
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discrete math 1 wgu questions and answers
  • discrete math 1 wgu questions and answers

  • Tentamen (uitwerkingen) • 26 pagina's • 2023
  • Exclusive or. ⊕ One or the other, but not both. We can go to the park or the movies. inclusive or is a: disjunction Order of operations in absence of parentheses. 1. ¬ (not) 2. ∧ (and) 3. ∨ (or) the rule is that negation is applied first, then conjunction, then disjunction: truth table with three variables see pic 2^3 rows proposition p → q Ex: If it is raining today, the game will be cancelled. Converse: q → p If the game is cancelled...
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C959 Flashcards (Master set) questions and answers.
  • C959 Flashcards (Master set) questions and answers.

  • Tentamen (uitwerkingen) • 13 pagina's • 2023
  • Proof by Exhaustion Prove the statement by checking each element individually. Unlike proof by cases, exhaustive proof looks at every case in a way that is not general. Proof by Counterexample Used to disprove a universal statement. For example, to disprove the statement, "All prime numbers are odd" find one example where this statement is false—the number 2—which is both even and prime. Direct Proof In the direct proof, we assume the hypothesis p is true and we try to pro...
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