Rajesh Ranjan

Senior Data Analyst | Business Intelligence | Statistician | Quantitative Analyst

Talent

LucknowMember since 30 May 2026

SQLPythonExcelPower BIData CleaningExploratory Data AnalysisHypothesis TestingRegression AnalysisANOVAConfidence IntervalsT-testsForecastingData VisualizationSPSSStataMinitabStatCrunchStatistical AnalysisBusiness Intelligence

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SQLPythonExcelPower BIData Cleaning

About

Senior Data Analyst and Statistician with 15+ years of experience delivering end-to-end analytics, reporting, and decision-support solutions for global clients. Strong hands-on background in data cleaning, validation, exploratory data analysis, hypothesis testing, regression, dashboard reporting, and executive-ready insights. Skilled in SQL, Excel, Power BI, Python-based analytics workflows, and statistical tools including SPSS, Stata, Minitab, and StatCrunch.

Known for accuracy, structured documentation, deadline discipline, and clear communication with non-technical stakeholders.

Experience

Senior Data Analyst / Statistics & Analytics Specialist at Academic Achievers LLC / Ranjan Brothers Edutech (2010 – Present)

Delivered 200+ analytics, statistics, dashboard, and reporting projects across business, operations, education, and research domains.
Built Excel and Power BI dashboards to track KPIs, trends, performance metrics, budgets, cost indicators, and operational summaries.
Cleaned, transformed, and validated structured datasets by checking missing values, duplicates, outliers, inconsistent categories, and calculation accuracy.
Applied hypothesis testing, confidence intervals, ANOVA, correlation, and regression modeling to convert raw data into decision-ready insights.
Prepared executive summaries, technical documentation, and stakeholder-friendly reports for non-technical audiences.
Used Excel, SQL logic, Python workflows, and statistical software to improve repeatability, reduce manual errors, and support faster analysis cycles.
Supported global clients across USA/UK time zones with remote communication, deadline management, and quality-focused delivery.

Online Statistics & Quantitative Support Tutor at TutorVista (2001 – 2009)

Guided international learners through statistics, probability, regression, hypothesis testing, Excel analysis, and interpretation of outputs.
Explained technical results in simple business language and created structured solutions under tight deadlines.
Strengthened long-term expertise in analytical thinking, documentation, quality checks, and client-facing communication.