### Course Overview
- **Course Title:** Certified Data Wrangling & Cleaning
- **Instructor:** Muhammad Shafiq (Data Scientist | AI & ML Engineer | Lecturer | Researcher)
- **Target Audience:**
- Aspiring **data scientists**, **data analysts**, and **AI/ML engineers**
- Professionals seeking **certification in data preparation**
- Beginners to intermediate learners in **Python-based data handling**
- **Prerequisites:**
- Basic knowledge of **Python programming**
- Familiarity with **Pandas and NumPy** (recommended but not mandatory)
### Curriculum Highlights
- **Key Topics Covered:**
- **Data ingestion and exploration** (profiling real-world datasets)
- **Handling missing data** (advanced imputation techniques)
- **Data transformation and normalization** (scaling, encoding, feature engineering)
- **Outlier detection and treatment** (statistical and domain-based methods)
- **Duplicate detection and resolution** (fuzzy matching, record linkage)
- **Temporal data cleaning** (handling inconsistencies in time-series data)
- **Building automated data cleaning pipelines** (using **scikit-learn’s ColumnTransformer**)
- **Memory-efficient operations** (optimizing Pandas for large datasets)
- **Data quality assessment** (metrics for evaluating cleanliness)
- **Key Skills Learned:**
- Proficiency in **Pandas and NumPy** for **data wrangling**
- Ability to **diagnose and fix common data issues** (inconsistent formats, outliers, duplicates)
- Techniques for **scalable and repeatable data cleaning pipelines**
- **Vectorized operations** for performance optimization
- **Feature engineering** for machine learning readiness
- **Certification-ready data preparation** for industry standards
### Course Format
- **Duration:**
- **3 practice tests** (hands-on assessments)
- Self-paced (lifetime access to materials)
- **Format:**
- **On-demand video lectures**
- **Mobile-accessible** (learn on Udemy’s app)
- **Hands-on exercises** with real-world dirty datasets
- **Resources:**
- **Downloadable datasets** (for practice)
- **Quizzes and assessments** (skill validation)
- **Certification upon completion**
### Special Offer (If Applicable)
- **Limited Time Coupon Code:** N/A
