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$
USD
I will clean validate and organize your data in excel sql or r
Economist Data Analyst and Scientist Data IA Data Manager Excel R Python PowerBI
I am an Economist, Data Analyst, and Research Consultant with a strong track record in economic analysis, public policy evaluation, financial risk analysis, business intelligence, and strategic decisi...
About this Gig
Bad data leads to bad decisions. I help clients improve data quality, structure datasets properly, and make their information usable for reporting, analysis, and business operations.
This gig is perfect for:
messy Excel files
duplicate or inconsistent records
missing values
formatting issues
data quality checks
validation rules
merging files and sources
preparing data for analysis or dashboards
I can help you with:
cleaning and standardizing data
quality control and consistency checks
deduplication
validation logic
dataset restructuring
data dictionaries
basic automation in Excel or VBA
preparation for BI or statistical analysis
You will receive:
a cleaned and structured dataset
a quality check summary
documentation of key issues corrected
optional recommendations to improve future data collection
Tools: Excel, SQL, VBA, R, Power BI
My Portfolio
FAQ
1. What data issues can you fix?
I can help with duplicates, missing values, inconsistent formatting, invalid entries, mismatched fields, structural issues, and dataset preparation for analysis or reporting.
2. Can you combine multiple files into one clean dataset?
Yes. I can merge, standardize, and organize multiple files into a single usable dataset.
3. Will you provide a summary of the issues found?
Yes. If needed, I can provide a data quality summary explaining the key corrections made and the main issues detected.
4. Can you prepare my data for dashboards or statistical analysis?
Yes. I can structure and validate your data so it is ready for Power BI, Excel dashboards, SQL use, or statistical modeling.
