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Nederlands
$
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I will do data cleaning and analysis professionally using python
Accounting Bookkeeping Virtual Administration Data Operations Specialist
Professional Virtual Assistant, Admin & Bookkeeping Expert with 10+ years of multidomain experience. I help businesses save time through accurate financial management, administrative support, and data...
Over deze dienst
Are you struggling with messy datasets, missing values, or unorganized raw data in Excel, CSV, or databases?
I will clean, structure, analyze, and visualize your data using Python to deliver clear and actionable insights.
As a Python Data Analyst, I specialize in data cleaning, data preprocessing, and exploratory data analysis (EDA) using Pandas, NumPy, Matplotlib, and Seaborn. I convert raw data into clean, structured, and meaningful reports.
Services I Offer:
- Data Cleaning & Preprocessing (missing values, duplicates, formatting issues)
- Dataset Merging (Excel, CSV, JSON, SQL)
- Exploratory Data Analysis (EDA) & Insights
- Statistical Summaries & Data Grouping
- Data Visualization (Bar, Line, Scatter, Histograms)
- Jupyter Notebook Reports
Why Choose Me?
- Clean, well-documented Python code
- Accurate and reliable analysis
- Fast delivery & professional communication
- Output in .ipynb, .py, Excel, or CSV
- Data confidentiality guaranteed
Please contact me before placing an order to discuss your project requirements.
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Technologie:
Excel
•
Google Sheets
•
Jupyter-notitieboek
•
NVivo
•
SPSS
Expertise:
Statistieken
•
Factoranalyse
•
Sentiment-analyse
Programmeertaal:
Python
•
SPSS
Tools:
NVivo
Mijn portfolio
Veelgestelde vragen
Q1: What Python libraries do you use for data cleaning and analysis?
A: I primarily use Pandas and NumPy for robust data cleaning, manipulation, and structural preprocessing. For exploratory data analysis (EDA) and data visualization, I utilize Matplotlib, Seaborn, and Plotly to create clean, professional, and easy-to-read charts and visual reports.
Q2: What formats do I need to provide my data in, and what will I receive back?
A: I can work with almost any data format, including Excel (.xlsx, .xls), CSV, TSV, JSON, text files, and SQL databases. Once the project is complete, I will deliver the results in your preferred format—whether that is a fully documented Jupyter Notebook (.ipynb), a raw Python script (.py), or clean
Q3: Can you handle datasets with a massive number of rows or columns?
A: Yes! Python is incredibly efficient at processing large-scale datasets that cause traditional software like Excel to crash. Using optimized Pandas functions, I can easily handle, filter, clean, and analyze datasets with hundreds of thousands of rows smoothly and accurately.
Q4: Will my data and proprietary business information remain confidential?
A: Absolute data privacy and security are guaranteed. Your datasets, business metrics, and project details are treated with the highest level of confidentiality. I never share client data with third parties, and I am fully open to deleting the files from my system permanently once the order is succe
Q: 5 Do you accept custom data analytics projects or ongoing contracts?
A: Absolutely! Data projects come in all shapes and sizes. If your dataset requires unique engineering, predictive modeling, or long-term data pipeline maintenance, please send me a message. I will happily review your specific requirements and create a tailored custom offer for you.
