Obed

Business Intelligence Analyst

Upwork • Freelance

Dec 2020 - Present • 5 yrs 8 mos

Provide quantitative and qualitative data analysis services for researchers, healthcare professionals, postgraduate students, universities, and organizations conducting academic and professional research. Support research projects from data preparation through statistical analysis, interpretation, and professional reporting. Analyze quantitative datasets using SPSS, Microsoft Excel, and Google Sheets by performing descriptive statistics, correlation analysis, regression analysis, ANOVA, Chi-Square tests, hypothesis testing, reliability analysis (Cronbach's Alpha), and multivariate statistical techniques. Interpret statistical findings and prepare clear reports suitable for research publications and academic presentations. Conduct qualitative data analysis using NVivo by coding interviews, focus group discussions, surveys, and textual data to identify themes, patterns, relationships, and meaningful insights. Prepare thematic analysis reports that accurately represent research findings while maintaining methodological rigor. Assist clients with data cleaning, coding, validation, visualization, report writing, and interpretation of results across healthcare, nursing, psychology, education, business, public health, and social science research projects. Maintain strict confidentiality while delivering accurate, timely, and high-quality analytical services.

Data Analyst

Freelancer.com • Tiempo completo

Dec 2022 - Dec 2025 • 3 yrs

Provide professional data analysis, statistical consulting, and business intelligence solutions for clients across healthcare, education, finance, retail, marketing, and research sectors. Work closely with individuals, startups, organizations, and researchers to transform raw data into meaningful insights that support informed decision-making and business growth. Specialize in collecting, cleaning, validating, organizing, and analyzing structured and unstructured datasets using Microsoft Excel, Google Sheets, SPSS, SQL, MySQL, MongoDB, Power BI, Tableau, and Python. Develop interactive dashboards, automate reports, build databases, generate statistical summaries, and create visualizations that simplify complex information for technical and non-technical audiences. Perform descriptive and inferential statistical analyses including regression analysis, correlation analysis, hypothesis testing, ANOVA, Chi-Square tests, t-tests, predictive analytics, and business performance reporting. Prepare comprehensive reports that explain analytical findings, identify trends, evaluate key performance indicators (KPIs), and provide actionable recommendations for data-driven decision-making. Maintain high standards of data accuracy, confidentiality, and quality assurance while consistently delivering projects on schedule. Build long-term client relationships through excellent communication, attention to detail, and reliable technical expertise.