WGU D204 The Data Analytics Journey (Terminologies) with Completed solutions(SCORED A)

Which type of stakeholder mapping technique would best be used for managing change and communication? - ANSWER-Direction of influence. This technique groups stakeholders by their direction of influence, and can be particularly helpful for managing change and communications What do vertical lines on a Gantt chart represent? - ANSWER-The limits of the allowable movement of floating tasks What is common law? - ANSWER-laws created by the courts, rules negligence Pathways to Data Analytics - ANSWER-Planning, Wrangling, Modeling, Applying What does "D3" mean? - ANSWER-It stands for Data Driven Documents. It helps visualize the data in a web browser. Example of Descriptive Analytics - ANSWER-What has happened over the last 5 years? What is the key focus for descriptive and the main question? - ANSWER-Observation and what happened? What is the key focus for diagnostic and the main question? - ANSWER-Explained reason and Why did it happen? What is the key focus for predictive and the main question? - ANSWER-Correlation and What will happen in the future? What is the key focus for prescriptive and the main question? - ANSWER-Causal/manipulate and How can we make it happen? How can we change it? What are effective interpersonal communications? - ANSWER-Verbal and Listening Active Listening - ANSWER-Cue into the verbal and nonverbal messages and the intent of what is being said Critical Listening - ANSWER-Evaluate and judge with the intent of looking at the logic of what is being heard What is "I" in IRAC - ANSWER-Issue- is the find the legal problem that is inherent in the situation What is "R" in IRAC? - ANSWER-Rule-What, is any, rules are relevant to the situation What is "A" in IRAC? - ANSWER-Application-How does a company/government apply the rules to the situation? What is "C" in IRAC? - ANSWER-Conclusion-What comes out of the rule and did it infringe on the situation? What is statutory law? - ANSWER-Laws created by representative bodies by US Congress What is Constitutional law? - ANSWER-gives the government authority to act restricts authority to avoid infringement What is GDPR? - ANSWER-EU General Data Protection Regulation What does GDPR mean? - ANSWER-Law about privacy What happens in the discovery phase? - ANSWER-Define goals, organize resources, coordinate people, schedule the project What happens in the data acquisition phase? - ANSWER-Wrangling: Get data, Clean data Wrangling Phase - ANSWER-Get data, clean data, explore data, refine data Modeling Phase - ANSWER-Create model, Validate model, Evaluate model, Refine model Prescriptive Examples - ANSWER-Launch a new product in January, will it be well received as if we launch in July or November? What is business understanding in the discovery phase? - ANSWER-Defines the major questions of interest that need to be answered, understand the needs of the stakeholder and access the resource constraints of the project Reinforcement Learning - ANSWER-It is an algorithm that is designed to reach a particular income like for instance running through the levels of a game Bokeh - ANSWER-can create interactive charts and graphs. It allows you to create tools for the user so they can access and explore your visualizations. Decision tree - ANSWER-is a decision support tool. Sequence of binary decisions based on your data, that can combine to predict an outcome. It branches from one decision to the next What are some practical methods for identifying cause and effect relationships in your data? - ANSWER-Quasi-experiments What is quasi-experiments? - ANSWER-is a useful way to approximate cause and effect, as what-if simulations and optimization models Prescriptive modeling question - ANSWER-What types of donuts should we sell to maximize profits? Applying Phase - ANSWER-1 Present Model 2 Deploy Model 3. Revisit the Model 4. Archive Assets Data Engineers - ANSWER-System Architects. They help get/give permissions for the data Machine Learning Specialists - ANSWER-People who use math and computer science to advance AI Researchers - ANSWER-They use data to help them further studies Analyst - ANSWER-they are the worker bees of data analytics. They deal with data for businesses using the data life cycle Managers - ANSWER-They oversee entire process of data analysts, data engineers, machine learning specialists and even researchers