Structure of a Data Science Project >> A Crash Course in Data Science
TOTAL POINTS 4
1.What are the two stages in which a data science project might start? Select all that apply.
1 point
Interpretation
Defining/stating the question
Exploratory data analysis
2.Which part is NOT part of the data analysis process?
1 point
Communication
Decision-making
Exploratory data analysis
Formal modeling
3.What are the two goals of exploratory data analysis? Select all that apply.
1 point
Determine if the data are suitable for the question
Sketch an answer to your question.
Assess the totality of the evidence regarding your question.
Build presentations for communicating results to people outside your organization.
4.An analyst on your team engages in exploratory data analysis of a dataset. The EDA inspires him to ask a new question about the data so he begins the data analysis process on this same dataset and goes through the 5 phases.
What is wrong with this approach?
1 point
The development of the question and the development of the answer to the question were conducted with the same dataset.
Exploratory data analysis should never come before defining the question
Exploratory data analysis was used to generate a new question.
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