WGU C207 STUDY GUIDE MODULE 1 & 2 latest updated 2023

Analytics - ANSWER-is the discovery, analysis and communication of meaningful patterns in data information bias - ANSWER-is a prejudice in data that results when either the respondent or the interviewer have & agenda that affects responses ordinal data - ANSWER-places data into categories that are ordered by a predetermined criterion interval data - ANSWER-is numerical data that is ordered, is equal distance apart & does not have a natural zero reliable data - ANSWER-is consistent & repeatable random error - ANSWER-represents errors in data caused by unpredictable statistical fluctuations nominal data - ANSWER-places data into "either or" categories or identifies by name or charachteristics data management - ANSWER-includes cleaning & storage of collected data big data - ANSWER-is a massive amount of data that is difficult to process using traditional database & software techniques ratio data - ANSWER-is numerical data that has a natural zero allowing this data to be added, subtracted, multiplied & divided measurement bias - ANSWER-is a prejudice in data that results when the sample is not representative of the population be tested Why is quantitative analysis & analytics important in decision making? (Choose 3) - ANSWER-Decisions are less subjective, analytics can be explanatory , managers can build predictive models Sales for Northern region are expected to decrease 2% in the next fiscal year. - ANSWER-Predictive analysis The median household income for New York City from is - ANSWERDescriptive analysis