I will extract, clean and organize your excel data for analysis

Nigeria

I speak Igbo

Data Analyst

I am a results-driven Data Analyst and Microbiology graduate with strong analytical and problem-solving skills. I am proficient in data analysis and statistical modelling using Excel, Python, SQL, Tab...
About this Gig

Struggling with a messy, inconsistent Excel file that's hard to trust or use? I clean, organize, and structure your data so it's accurate, consistent, and ready for analysis or reporting.


I handle everything from removing duplicates and fixing formatting errors, to building clean Pivot Tables that make your data easy to explore and understand.


DELIVERABLE

Data cleaning remove duplicates, fix inconsistent formatting, correct errors

Power Query automation repeatable cleaning steps for recurring data

Pivot Tables organized summaries for fast, clear analysis

Missing data handling sensible, documented decisions on blanks and gaps

Clean, structured final file properly formatted and ready to use


FEATURED PROJECT: Online Retail RFM Analysis

Cleaned and validated 941,910 raw transaction records down to 392,733 accurate records using Excel Power Query removing duplicates, standardizing formats, and filtering out invalid entries. Then built Pivot Table-based RFM (Recency, Frequency, Monetary) segmentation to group customers into behavioral segments, revealing that 26% of customers were generating 80% of total revenue.


Send me the Raw File/Dataset and I'll take it Up from there.

Platform:

Excel

Google Sheets

QuickBooks

Development technology:

Power Query

Excel

VLOOKUP

Expertise:

Formatting

Pivot tables

Formulas

Macros

Data validation

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