In a data science capstone project, what is the purpose of "cross-validation"?

What is the primary goal of a data science capstone project?

A. Develop and apply data science skills

B. Create random datasets

C. Build a personal website

D. Write research papers

Which phase of a typical data science project lifecycle does the capstone project often align with?

A. Data cleaning

B. Data collection

C. Data exploration

D. Data visualization

In a data science capstone project, what is the significance of a well-defined problem statement?

A. Adds complexity to the project

B. Is optional and not necessary

C. Guides the entire project lifecycle

D. Slows down data analysis

What is the role of a mentor or advisor in a data science capstone project?

A. Review and grade the project

B. Provide guidance and support

C. Write the project report

D. None of the above