WGU D204 Data Analytics Exam 2023 Questions and Answers (Verified Answers)

WGU D204 Data Analytics Exam 2023 Questions and Answers (Verified Answers)WGU D204 Data Analytics Exam 2023 Questions and Answers (Verified Answers)WGU D204 Data Analytics Exam 2023 Questions and Answers (Verified Answers) Lack of Organization and Lack of Sponsor Support - ANSWER-What are some of the main reasons that projects fail? Hacking Skills, Math and Statistics, and Domain Expertise - ANSWER-What is the Venn Diagram for Data Science? Discovery - ANSWER-Define Goals, Ask Questions, Develop a Problem Statement, Organize Resources Data Acquisition - ANSWER-Gather Data through API's, Open Data, Passive Data, and internal/external sources Data Exploration - ANSWER-Make Visualizations, Summaries, Re-categorize cases, combine variables, look at summary statistics, develop histograms Predictive Modeling Phase - ANSWER-Create statistical models and complete linear regression, decision trees, deep learning, machine learning, and neural networks Data Mining - ANSWER-Discover patterns in the data using automatic and manual methods, extraction of patterns and knowledge In House Data - ANSWER-Data that is already available for use Fast, minimum restrictions, might be able to talk to the people who created data set. - ANSWER-Pro's of using In-House Data Poor Documentation, Data may Not Exist - ANSWER-Con's of using In-House Data Open Data - ANSWER-Data that is free and open to use API - ANSWER-Way of sharing data, routes data, translates data, gets it ready for use. Algebra - ANSWER-Math that allows you to scale up and generalize data Linear Algebra - ANSWER-Math used for matrices and vectors Calculus - ANSWER-Math used to determine maximization and minimization Descriptive - ANSWER-What Happened?