Course Assignments
Module 1 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025
Question 1 Fill in the blank: If a test is statistically _____, the results are less likely to be due to random chance and more likely due to a real difference. ✅ Significant❌ Precise❌ Repeatable❌ Connected Explanation:A statistically significant result means the likelihood that the result occurred by chance is low — usually below a… <a href="https://codeshala.io/platform/coursera/course/process-data-from-dirty-to-clean-google-data-analytics-professional-certificate/assignment/module-1-challenge-process-data-from-dirty-to-clean-google-data-analytics-professional-certificate-answers-2025/" rel="bookmark"><span class="screen-reader-text">Module 1 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025</span></a>
Module 2 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025
Question 1 Merging client order and shipping datasets — ensure compatibility by: ✅ Map the data❌ Spotcheck for null values❌ Apply a data structure❌ Use a visualization Explanation:Data mapping aligns fields (like “Client_ID” or “Order_Date”) between datasets so they match correctly before merging. It ensures consistency and prevents mismatched or lost data. Question 2 Fill… <a href="https://codeshala.io/platform/coursera/course/process-data-from-dirty-to-clean-google-data-analytics-professional-certificate/assignment/module-2-challenge-process-data-from-dirty-to-clean-google-data-analytics-professional-certificate-answers-2025/" rel="bookmark"><span class="screen-reader-text">Module 2 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025</span></a>
Module 3 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025
Question 1 After a merger, the analyst must handle millions of rows of data efficiently. ✅ SQL❌ Spreadsheet❌ Word processor❌ CSV Explanation:SQL (Structured Query Language) is the best tool for managing and analyzing large-scale datasets efficiently. Spreadsheets struggle with performance beyond a few hundred thousand rows. Question 2 Convert a float column to integers in… <a href="https://codeshala.io/platform/coursera/course/process-data-from-dirty-to-clean-google-data-analytics-professional-certificate/assignment/module-3-challenge-process-data-from-dirty-to-clean-google-data-analytics-professional-certificate-answers-2025/" rel="bookmark"><span class="screen-reader-text">Module 3 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025</span></a>
Module 4 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025
Question 1 Fill in the blank: A data scientist keeps code for data analysis pipelines in a _____, which enables them to track the evolution of the pipelines over time. ✅ Version control system❌ Changelog❌ Dashboard❌ Dataset Explanation:A version control system (VCS) like Git helps data scientists track, compare, and manage changes to code or… <a href="https://codeshala.io/platform/coursera/course/process-data-from-dirty-to-clean-google-data-analytics-professional-certificate/assignment/module-4-challenge-process-data-from-dirty-to-clean-google-data-analytics-professional-certificate-answers-2025/" rel="bookmark"><span class="screen-reader-text">Module 4 challenge :Process Data from Dirty to Clean (Google Data Analytics Professional Certificate) Answers 2025</span></a>