D204: The Data Analytics Journey

D204: The Data Analytics Journey Terms in this set (286) Data scientists are able to find ______, _________, and _____ in unstructured data. CORRECT ANSWER; order, meaning, and value What is involved in the planning phase? CORRECT ANSWER; 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project Brainpower Read More What is involved in the wrangling phase? CORRECT ANSWER; 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in the Modeling phase? CORRECT ANSWER; 9. Create model 10. Validate model 11. Evaluate model 12. Refine model What is involved in the Applying phase? CORRECT ANSWER; 13. Present model 14. Deploy model 15. Revisit model 16. Archive assets ____________________ are programming languages that are very frequently used for data manipulation and modeling. CORRECT ANSWER; Python or R ___________ are general-purpose languages that are used for the back end, the foundational elementsterm-26 of data science, and they provide maximum speed. CORRECT ANSWER; C, and C++, and Java ____________________ is a language for working with relational databases to do queries and data manipulation. CORRECT ANSWER; SQL What does SQL stand for? CORRECT ANSWER; structured query language This is where you actually create the statistical model and you do the linear regression. You do the decision tree. You do the deep learning neural network. Modeling CORRECT ANSWER; These are the developers, and the system architects, the people who focus on the hardware and the software that make data science possible Data engineers CORRECT ANSWER; This is the phase of collecting data. Data acquisition CORRECT ANSWER; Which phase? - Working with stakeholders to help them ask better questions so that both they and you understand the outcome. Discovery What are the 4 parts of data analytics cycle? CORRECT ANSWER; Planning, Wrangling, Modeling and Applying This phase is also known as the discovery phase. During this phase, an analyst defines the major questions of interest that need to be answered, understand the needs of the stakeholders, and assess the resource constraints in the project. CORRECT ANSWER; Business understanding ____________________ is the person who champions the vision of the project and has the authority to allocate resources. CORRECT ANSWER; The project sponsor __________________ is responsible for making sure things get done on time and within budget and removes roadblocks. CORRECT ANSWER; Project manager ___________ is when new requirements are added to the project that increases the time/resources needed to complete it. CORRECT ANSWER; Scope creep What are the 3 types of analysis? CORRECT ANSWER; Descriptive, Predictive, Prescriptive ___________________________ describes the data that is present. Mean, Median, Mode, counting things. How many of each size and color of shirt were sold in the last month? Do we sell more shirts in the summer vs winter? CORRECT ANSWER; Descriptive analysis