Course Assignments
Module One Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025
Question 1 Which of these is NOT one of the main skills embodied by data scientists? ❌ Hacking skills ❌ Math and stats ✅ Machine learning Explanation:The three core skills of a data scientist are often represented by the “Data Science Venn Diagram” —1️⃣ Hacking skills (practical coding)2️⃣ Math & statistics knowledge3️⃣ Substantive expertise (domain… <a href="https://codeshala.io/platform/coursera/course/the-data-scientists-toolboxdata-science-specialization/assignment/module-one-summative-quizthe-data-scientists-toolboxdata-science-specializationanswers2025/" rel="bookmark"><span class="screen-reader-text">Module One Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025</span></a>
Module Two Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025
Question 1 What does base R focus on? ❌ Mapping ✅ Statistical analysis ❌ Artificial intelligence Explanation:Base R was originally built for statistical computing and graphics — it includes tools for data analysis, probability, hypothesis testing, and visualization (like plot() and lm()). Question 2 What is RStudio? ✅ A graphical user interface for R ❌… <a href="https://codeshala.io/platform/coursera/course/the-data-scientists-toolboxdata-science-specialization/assignment/module-two-summative-quizthe-data-scientists-toolboxdata-science-specializationanswers2025/" rel="bookmark"><span class="screen-reader-text">Module Two Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025</span></a>
Module Three Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025
Question 1 What is a good example of a message to accompany a commit? ✅ Modified linear model of height to include new covariate, genotype ❌ Fixed problem with linear model ❌ Updated thing Explanation:A good commit message should be clear, specific, and descriptive of the change. “Modified linear model…” clearly states what was changed… <a href="https://codeshala.io/platform/coursera/course/the-data-scientists-toolboxdata-science-specialization/assignment/module-three-summative-quizthe-data-scientists-toolboxdata-science-specializationanswers2025/" rel="bookmark"><span class="screen-reader-text">Module Three Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025</span></a>
Module Four Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025
What is the format for including a link that appears as blue text in your markdown document? ✅ text that is shown❌ (link.com)[text that is shown]❌ (text that is shown)[link.com] Explanation:In Markdown, the correct syntax for a hyperlink is:[display text](URL) → Example: [Google](https://google.com) Question 2 Which of the following describes a predictive analysis? ✅ Using… <a href="https://codeshala.io/platform/coursera/course/the-data-scientists-toolboxdata-science-specialization/assignment/module-four-summative-quizthe-data-scientists-toolboxdata-science-specializationanswers2025/" rel="bookmark"><span class="screen-reader-text">Module Four Summative Quiz:The Data Scientist’s Toolbox(Data Science Specialization):Answers2025</span></a>