foundations of data science coursera week 2 quiz answers
Test your knowledge: Data-driven careers
1. What type of data professionals are business intelligence professionals and technical project managers?
- Technical
- Governance
- Information technology
- Strategic
2. Fill in the blank: Expert _____ explore vast and complex datasets in order to identify worthwhile business initiatives.
- data analysts
- project managers
- data governance professionals
- stakeholders
Test your knowledge: Doing good with data analytics
3. What is the term for organizations that are specifically created to foster a collective, public, or social advantage, rather than maximizing revenue?
- Corporations
- Governments
- Cooperatives
- Nonprofits
4. A data professional collects feedback from many different individuals, then gathers it together to inform a data project. What does this scenario describe?
- Cross-sectioning
- Aggregation
- Visualizing
- Spotlighting
Test your knowledge: Trajectory of the field
5. Fill in the blank: Artificial intelligence is the development of _____ able to perform tasks that normally require human intelligence.
- computer systems
- business intelligence tools
- statistics
- models
6. In what way is building diverse teams an effective method for countering human bias in data work? Select all that apply.
- It eliminates outliers in the data.
- It incorporates a wide range of perspectives.
- It promotes wider representation.
- It yields more accurate project results.
Weekly challenge 2
7. What are some typical responsibilities of technical data professionals? Select all that apply.
- Transform raw data into useful information
- Explore datasets
- Create business intelligence dashboards
- Build models and make predictions
8. What do data professionals do during a hackathon?
- Collaborate to solve a problem using technology
- Gain unauthorized access to computer systems
- Vote on the best new data analysis software
- Install the latest information technology hardware
Shuffle Q/A 1
9. Fill in the blank: A national identification number is an example of _____, which may permit someone’s identity to be inferred, either by direct or indirect means.
- digital identification
- mapped data
- identity analytics
- personally identifiable information
10. A data team collects information from enough people to ensure the information represents the population as a whole. What does this scenario describe?
- Aliasing
- Aggregating
- A/B testing
- Affiliating
