33. Data Analytics - Google Data Analytics Capstone Case Study - Week 1
Definitions:
Case study // a common way for employers to assess job skills and gain insight into how you approach common data related challenges
Tips:
- make sure the case study answers the question being asked
- make sure that you're communicating the steps you've taken and the assumptions you've made about
the data
- the best portfolios are personal, unique, and simple
- make sure that your portfolio is relevant and presentable
What to include in portfolio:
- Biography // an intro to make audience want to know and meet you
- Contact Page // all contact information for audience to contact
- Resume // your resume
- Accomplishments // career-worthly highlights, certificates, events attended, blogs posted
- An image of you (optional)
What to include in a case study:
- Introduction:
Make sure to state the purpose of the case study.
This includes what the scenario is and an explanation on how it relates to a real-world
obstacle. Feel free to note any assumptions or theories you might have depending on the
information provided.
- Problems:
You need to identify what the major problems are, explain how you have analyzed
the problem, and present any facts you are using to support your findings.
- Solutions:
Outline a solution that would alleviate the problem and have a few alternatives in mind to
show that you have given the case study considerable thought. Don’t forget to include pros
and cons for each solution.
- Conclusion:
End your presentation by summarizing key takeaways of all of the problem-solving you
conducted, highlighting what you have learned from this.
- Next steps:
Choose the best solution and propose recommendations for the client or business to take.
Explain why you made your choice and how this will affect the scenario in a positive way.
Be specific and include what needs to be done, who should enforce it, and when.
Skills to add to resume:
- Database queries:
Perform SQL queries
Sort/filter data using SQL queries
Convert data types using SQL functions
- Data Visualization:
Create data visualization using Tableau
Create visuals in spreadsheets
Create presentations from data analysis results
- Dashboards:
Identify data needs of users
Create dashboards using Tableau
Use design thinking to improve dashboards
- Reports
Create data cleaning reports
Create and maintain change logs
Create reports in R Markdown
- Spreadsheets:
Clean data in spreadsheets
Sort and filter data in spreadsheets
Create pivot tables in spreadsheets
- Programming:
Install and use tidyverse package in R
Run scripts in RStudio
Create data visualizations in RStudio
Additional Resources:
https://www.holistics.io/blog/startup-data-analyst-interview-case-studies/
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