D204 WGU:DATA ANALYTICS

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...

Business Understanding/ Discovery phase An analyst defines the major questions of interest that need to be answered, determines the needs of the stakeholders, and assesses the resource constraints of the project. Defines project outcomes Business Understanding/ Discovery phase Tools and Techniques Tools: 1. Scope Statement 1. Stakeholder Register 2. Gannt Chart 3. Network Diagram Techniques: 1. Critical Path Method 2. KPI 3. Budget estimation techniques ...

What do neural networks use to produce higher level outputs? They rely on several hidden layers of calculations with complex interactions. What are business intelligence methods designed to do? to emphasize speed, accessibility, and insight. Do you need a full toolkit of data science to use big data? no, you don't need a full toolkit of data science to use big data. Neural networks can consist of millions of interconnected nodes processing information in complicate ways....

Which activity does an analyst perform in the discovery phase of the data analytics life cycle? Identifying business needs 3 MULTIPLE CHOICE OPTIONS In which phase of the data analytics life cycle does an analyst build a histogram? Data exploration 3 MULTIPLE CHOICE OPTIONS An analyst applies a statistical formula to obtain the average temperature for a city over the last 50 years. Which phase of the data analytics life cycle is represented by this activity? Exploratory data...

What are the defining characteristics of open data? data that is free to use with no cost and no restrictions What is the principle of informed consent in research? Potential research participants have to be given enough information about the goals, methods, and applications of the research project so they can decide whether they want to participate. Self-generated data refers to what practice? programming computers to engage with themselves to create their own training data ...

Which activity does an analyst perform in the discovery phase? Identifying business needs 3 MULTIPLE CHOICE OPTIONS What a potential problem to consider in the business understanding phase? Lack of clear focus on stakeholders, timeline, limitations, and budget In which phase does the analyst identify the stakeholders and research questions? Business understanding 3 MULTIPLE CHOICE OPTIONS In which phase does an analyst build a histogram? Data exploration 3 MULTIPLE CH...

What should we consider when creating Technical Standards? Users and Goals of project What are Process Standards? Ways teams work together. For example: Meeting Structure, Attendees, Making Decisions, Capturing Decisions Why should you automate the Code Review? Many things at play in a code review: Egos, Code, Author, & Reviewer. Could lead to chaos so let the computer do as much of it as possible. Focus on the High Conflict/Low Reward items such as code script. Tips for ...

Which activity does an analyst perform in the discovery phase of the data analytics life cycle? identifying business needs In which phase of the data analytics life cycle does the analyst build a histogram? data exploration An analyst applies a statistical formula to obtain the average temperature for a city over the last 50 years. Which phase of the data analytics life cycle is represented by this activity? exploratory data analysis An analyst has been tasked with defini...

Lack of Organization and Lack of Sponsor Support What are some of the main reasons that projects fail? Hacking Skills, Math and Statistics, and Domain Expertise What is the Venn Diagram for Data Science? Discovery Define Goals, Ask Questions, Develop a Problem Statement, Organize Resources Data Acquisition Gather Data through API's, Open Data, Passive Data, and internal/external sources Data Exploration Make Visualizations, Summaries, Re-categorize cases, combin...

List the Data Analytics Life Cycle phases. 1. Business understanding 2. Data acquisition 3. Data cleaning 4. Data exploration 5. Predictive modeling 6. Data mining 7. Reporting and visualization Describe the business understanding phase of the data analytics life cycle. This phase is also known as the discovery phase. -Defines the major questions -Determines the needs of the stakeholders -Assesses the resource constraints of the project Describe the data acqui...