Coursera - IBM D Sci. - Data Science
Methodology 100% Accurate
Business Understanding - ANSWER Clearly understand the business problem being
solved and its impact on the company
Business Understanding Question - ANSWER What is the problem you are trying to
solve?
Analytic Approach Question - ANSWER How can data be used to answer the question?
Descriptive questions - ANSWER Questions that describe current status
Diagnostic questions - ANSWER What happened? / Why is this happening?
Predictive questions - ANSWER What if these trends continue? / What will happen
next?
Prescriptive questions - ANSWER How do we solve it?
Predictive model - ANSWER Model to be used to determine probabilities of an action
Descriptive model - ANSWER Model to be used to show relationships
Classification model - ANSWER Model to be used when the question requires a yes/no
answer
Methodology 100% Accurate
Business Understanding - ANSWER Clearly understand the business problem being
solved and its impact on the company
Business Understanding Question - ANSWER What is the problem you are trying to
solve?
Analytic Approach Question - ANSWER How can data be used to answer the question?
Descriptive questions - ANSWER Questions that describe current status
Diagnostic questions - ANSWER What happened? / Why is this happening?
Predictive questions - ANSWER What if these trends continue? / What will happen
next?
Prescriptive questions - ANSWER How do we solve it?
Predictive model - ANSWER Model to be used to determine probabilities of an action
Descriptive model - ANSWER Model to be used to show relationships
Classification model - ANSWER Model to be used when the question requires a yes/no
answer
