C207 WGU Data Driven Decision Making Exam | 135 Questions And Answers Already Graded A+

Descriptive - Past data only; Not predicting or optimizing Predictive - Past to predict the future; Predicting, no optimizing Prescriptive - Past to predict the future and optimizing Omission - Missing information Out of Range - Doesn't match the data or not true Reliable - Constant and repeatable. A measure of the instrument Valid - Measures what is intended to be measured Measurement bias - Includes representative sample, random, large enough sample Information bias - Ignore the purpose of the information collection; not truthful answers Big Data - Both structure and unstructured; to large to process using traditional database and software techniques Data mining - Process of discovering pattern in large data sets Why collect big data? - Used to encourage buying behaviorAnalytics - the extensive use of data, statistical and quantitative analysis, explanatory and predictive models, and fact-based management to drive decisions and and add value