STEM / applied
Data wrangling & visualization · Undergraduate · Data science
Learning objectives from the Data wrangling & visualization syllabus, grouped by unit. Click an objective for study materials.
Learning objectives
Click an objective for study materials.
Wrangling craft
- Profiling raw files: types, encodings, and delimiters — Profiling raw files: types, encodings, and delimiters
- Schema design for analysis tables — Schema design for analysis tables
- Deduplication, entity resolution (intro), and keys — Deduplication, entity resolution (intro), and keys
- Outliers: detect, document, decide — Outliers: detect, document, decide
- Feature construction from timestamps and categories — Feature construction from timestamps and categories
Visualization design
- Choosing chart types for audience and data type — Choosing chart types for audience and data type
- Encoding channels: position, color, size, shape — Encoding channels: position, color, size, shape
- Small multiples vs overplotting strategies — Small multiples vs overplotting strategies
- Uncertainty visualization (error bars, intervals survey) — Uncertainty visualization (error bars, intervals survey)
- Annotation and narrative layout — Annotation and narrative layout
Quality and reproducibility
- Validation rules and assertion tests on tables — Validation rules and assertion tests on tables
- Data dictionaries and column documentation — Data dictionaries and column documentation
- Lineage: raw → cleaned → analysis extracts — Lineage: raw → cleaned → analysis extracts
- Diffing data versions between runs — Diffing data versions between runs
- Reviewing plots for misleading scales — Reviewing plots for misleading scales
What each unit includes
Open a unit below for full materials. Typical resources:
- Study guide
- Exam Strategy
- Common Mistakes
- Worksheets
- Word problems
- Mixed Practice
- Multi-Unit Problems
- Review
- Practice test
- Answer key
Study units
Each unit includes a study guide, worksheets, review, practice test, and answer key. One unit is free; subscribe for the full class.
- Wrangling craft
Profiling raw files: types, encodings, and delimiters
Coming soon - Visualization design
Choosing chart types for audience and data type
Coming soon - Quality and reproducibility
Validation rules and assertion tests on tables
Coming soon
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$1,162 · Data wrangling & visualization · 18 tutoring hrs
Study guides, worksheets, reviews, practice tests, and answer keys for 1 class. 18 tutoring hours (1 hr / week · semester). Bundle discount applied vs buying separately. Pay in full via Zelle.