With a Ph.D. in Statistics and over 15 years of academic and research experience, I provide expert-level statistical consulting and data analysis services for both academic and industry-based projects. Currently serving as an Assistant Professor in Statistics, I specialize in transforming raw, complex data into clear, actionable insights that drive results. Tools & Technologies I Use: SPSS, R Studio, Python (Pandas, Scikit-learn, Statsmodels), SAS Studio, MS Excel (Advanced Analytics), Jamovi, Stata, Systat Services I Offer: Hypothesis Testing & Inferential Statistics Regression, ANOVA, Correlation, Chi-square Exploratory & Confirmatory Factor Analysis (EFA/CFA) Machine Learning & Predictive Modeling Survey Design & Likert Scale Analysis Thesis/Dissertation Support (Statistical Chapters & Interpretation) Data Cleaning, Visualization & Report Writing Industries I Serve: Healthcare & Clinical Research (biostatistics, RCT analysis, patient data) Education & Social Sciences (survey studies, experimental designs) Business & Marketing Analytics (consumer behavior, A/B testing, forecasting) Finance & Economics (risk analysis, time series forecasting, econometrics) Psychology & Behavioral Science (scale validation, SEM, psychometrics) Public Policy & Government Research (sampling methods, demographic analysis) Manufacturing & Quality Control (DOE, control charts, Six Sigma tools) Client-Centric Approach: I’m committed to delivering accurate, timely, and impactful solutions — whether it’s a one-time analysis or long-term support. I’ve worked with Ph.D. scholars, researchers, startups, and professionals across the globe. Rate Flexibility: I value long-term professional relationships and client satisfaction, and I am willing to work at your proposed rate to ensure we achieve the best outcomes together. Now bringing my services to Upwork, I aim to deliver accurate, reliable, and impactful statistical solutions always on time and tailored to your unique goals. Let’s connect and discuss how I can help bring your data to life.

Data Analyst | Data Scientist | Python | SQL | Tableau | Power BI | Machine Learning I help businesses turn data into clear insights, dashboards, and predictive models that support better decision-making. With 15+ years of experience in Data Analytics and Data Science, I work with startups and enterprises to deliver Python & SQL data analysis, Tableau and Power BI dashboards, and machine learning models that solve real business problems—not just academic ones. 🔹 Core Expertise Data Analysis: Python (Pandas, NumPy), SQL (MySQL, PostgreSQL) Business Intelligence: Tableau, Power BI, KPI dashboards, executive reporting Data Science & ML: regression, classification, model evaluation, feature engineering Statistics: hypothesis testing, A/B testing, EDA End-to-End Analytics: data extraction → cleaning → analysis → visualization → insights 🔹 What Clients Like Working With Me Business-focused, insight-driven approach Clear communication with non-technical stakeholders Clean, documented, and reusable deliverables Experience across BFSI, Healthcare, and E-commerce I can support you as a: Data Scientist Data Analyst BI / Dashboard Consultant Data Science Consultant Corporate Trainer / Mentor If you’re looking for a reliable data professional who understands both analytics and business impact, let’s discuss your project.

I’m a biostatistician and statistical programmer with four years of experience transforming messy, complex datasets into clear, actionable insights. Whether you're a startup needing dashboards, a small business looking to make sense of your customer data, or a researcher needing statistical analysis, I'm here to help. My toolbox includes: - Languages & Tools: R, SAS, Python, SQL, and Excel - Skills: Data wrangling, visualization, statistical modeling, automation, reporting - Experience: Survey data, time-series, A/B testing, dashboards, public health data, and more I’m especially good at: - Cleaning and structuring raw data to make it analysis-ready - Building intuitive dashboards and data visualizations - Running regression models, classification algorithms, and predictive analytics - Writing clear, understandable reports—even for non-technical audiences - Delivering on tight deadlines with a collaborative, responsive approach 📌 Bonus: I’m bilingual (English & Spanish), detail-oriented, and love solving problems that others find overwhelming. Let’s turn your data into decisions. Reach out and let’s chat about your project!

🌟 Profile Overview I’m a seasoned statistician and quantitative developer with a strong academic foundation and hands-on experience in algorithmic trading, statistical modeling, and data science. 🎓 Education • PhD (ABD) in Biometry • MS in Statistics University of Illinois at Urbana-Champaign 📊 Current Role Lecturer in Business Statistics and Developer of Automated Quantitative Trading Systems 💼 What I Do I specialize in designing and implementing trading algorithms for Forex, Futures, and Crypto markets, leveraging strategies such as: • Trend Following • Momentum • Mean Reversion • Statistical Arbitrage • Breakout Strategies …and more. My work integrates advanced statistical techniques with robust programming to deliver high-performance, data-driven solutions. 🧠 Technical Expertise Programming & Tools • Languages: C#, Python, R • Statistical Packages: SAS, SPSS • Databases & Querying: SQL and related tools Modeling & Machine Learning • Regression: Linear, Nonlinear, Logistic • Hierarchical & Mixed Models • Support Vector Machines (SVM), Random Forests • Bayesian Modeling • Unsupervised Learning & Clustering • Data Visualization & Dashboarding Experimental Design • Balanced Incomplete Block Designs • Split-Plot & Repeated Measures ANOVA • Factorial & Incomplete Factorial Designs 🗣️ Communication & Collaboration I pride myself on clear communication, making complex statistical concepts accessible to diverse audiences. Whether you're a startup founder, hedge fund manager, or academic researcher, I tailor my approach to meet your needs. 🚀 Let’s Work Together If you're looking for a data-driven partner who combines academic rigor with real-world experience, I’d love to collaborate. Let’s turn your data into actionable insights and your ideas into reality.

I am currently working as a Research Assistant in the Faculty of Medicine at Wayamba University of Sri Lanka. I completed MSc in Biostatistics at the Postgraduate Institute of Agriculture (PGIA), University of Peradeniya. My academic background and research experience enable me to provide high-quality statistical analysis and research support. I have hands-on experience in research design, questionnaire development, data management, data cleaning, statistical analysis, interpretation of results, and scientific report writing. I have worked with undergraduate and postgraduate research projects across various disciplines and can help make your research process efficient and accurate. I have experience in Structural Equation Modeling (SEM), including developing conceptual models, measurement model assessment, structural model analysis, mediation analysis, reliability and validity assessment, and interpretation of SEM results. I am proficient in the following software: IBM SPSS R and RStudio SAS Minitab Eview STATA I have experience performing statistical analyses for cross-sectional, longitudinal, panel, and time-series data, depending on the research objectives. Some of the statistical techniques I frequently perform include: One-Sample t-test Independent Samples t-test Paired Samples t-test One-way ANOVA Two-way ANOVA Chi-square Test Pearson Correlation Spearman Rank Correlation Linear Regression Multiple Linear Regression Logistic Regression Ordinal Logistic Regression Poisson Regression Negative Binomial Regression Generalized Linear Models (GLM) Mixed-Effects Models Survival Analysis Structural Equation Modeling (SEM) Exploratory and Confirmatory Factor Analysis Reliability Analysis (Cronbach's Alpha, ICC) Principal Component Analysis (PCA) Cluster Analysis Time Series Analysis In addition to statistical analysis, I can assist with: Research proposal development Questionnaire design and validation Data coding, cleaning, and preparation Data visualization and presentation Interpretation of statistical outputs Preparation of publication-ready tables and figures Thesis, dissertation, and manuscript support I am committed to delivering accurate, reliable, and well-documented statistical analyses while meeting project deadlines. My combination of research experience, statistical expertise, and strong IT skills allows me to provide comprehensive support for academic and research projects.

Greetings! I'm a Data Analyst with an experience of 4 years and a proven knack for transforming raw data into actionable insights that drive cost-efficiency and peak performance in large enterprises. My skill set encompasses an array of data tools and platforms, including, RStudio, SAS, SPSS, SQL, Google Data Studio, Tableau, Microsoft Power BI, Excel, Google Sheets, Google Analytics, Universal Analytics, Looker Studio, Posthog, and Databox. In my opinion, Data is ‘People’ and as we have data at every step of our routine, So, I am here to assist you to: 👉Ask questions to make data driven decisions. 👉To prepare the data for exploration. 👉To help process your dirty data to clean. 👉To answer all your queries and questions by analysing the data. 👉By Sharing the insights through the visualization and reports. 👉And, Finally, helping to deeply understand what the insights are conveying & suggesting you how to ACT for it. I specialize in deciphering complex data puzzles and crafting compelling narratives through visualization. With a relentless commitment to optimizing resources and fostering growth, I'm here to help your business make informed decisions that lead to sustainable success. Let's explore the untapped potential of your data! 🚀📊🌟

Overview: Are you looking to turn complex, messy datasets into high-precision models, actionable insights, and interactive dashboards? I am Muhammad Arfan, a Statistician and Data Scientist with an M.Phil. in Statistics (University of the Punjab) and over 10 years of experience building data-driven solutions for businesses, researchers, and enterprises worldwide. Whether you need complex mathematical modeling, predictive AI systems, academic statistical rigor, or business intelligence dashboards, I deliver clean, robust, and reproducible results. Core Services & Expertise: Statistical Modeling & Rigorous Analysis: Hypothesis testing (ANOVA, MANOVA, Chi-Square), Multivariate Analysis, Survival Analysis, Time Series Forecasting, Econometrics, and Survey/Sampling Design. Machine Learning & AI: Supervised/Unsupervised Learning, Predictive Analytics, Deep Learning (TensorFlow, PyTorch, Keras), NLP, and Optimization Models. Business Intelligence & Dashboards: Interactive Power BI & Advanced Excel dashboards, KPI tracking, automated reporting, and dynamic visualizations. Academic & Technical Guidance: Data analysis, interpretation, thesis supervision, and comprehensive report writing. Tutoring & Mentorship: 1-on-1 coaching in Statistics, Data Science, Python, and R (Beginner to Advanced). Technical Toolkit: Languages: Python (Pandas, NumPy, Scikit-Learn, TensorFlow, PyTorch, PuLP), R & RStudio Statistical Software: SPSS, Stata, SAS, EViews, Minitab BI & Visualization: Power BI, Advanced Excel (VBA, Power Query, Macros) Why Work With Me? 10+ Years of Field Experience: A strong theoretical background combined with practical, real-world deployment. End-to-End Delivery: From raw data cleaning and pipeline design to client-ready reports and executive presentations. Clear & Fast Communication: Direct updates, thorough documentation, and a focus on meeting tight deadlines. Let’s turn your data into a strategic advantage. Click "Invite to Job" or Send a Message to discuss your project goals!

Throughout my career as a biostatistician, I have had the honor of working on numerous high-profile projects at both the national and international levels. My area of expertise centers around the analysis of intricate data sets, allowing me to extract meaningful insights that can inform crucial healthcare decisions. My vast experience in the field has equipped me with the necessary skills to provide invaluable statistical guidance to any organization in need. I take pride in my ability to transform complex data into actionable recommendations that can drive positive outcomes. Areas of Experience ● Statistics, Biostatistics ● Statistical modeling ● Teaching statistics ● Design of surveys ● Machine learning ● Clinical trials ● Big data analysis ● Sample size calculation ● Longitudinal data analysis ● Reviewer for scientific journals ● Small Area Estimation ● Time series analysis ● Multivariate analysis ● Categorical data analysis ● Statistical advisor in post-graduate dissertations ● R, Shiny, RMarkdown, Rstudio, R programming, R debugging ● SPSS, STATA, SAS ● Meta-analysis

With 15 years of experience applying statistics and research methods, I empower organizations with data-driven insights. My expertise spans education, medicine, public health, market research, and scale development for clients ranging from small research firms to government agencies. 🔹 Proficiencies • Statistical analysis • Machine learning • AI applications • Psychometric analysis • Systematic reviews • Meta-analysis • Simulations • Power analysis • R package development 🔹 Career Highlights • Developed fourteen peer-reviewed R packages published on CRAN • Served as Software Manager for Juvo, a behavioral health services company • Lead Reviewer for Abt Associates’ National Evaluation of Investing in Innovation • Co-authored peer-reviewed research reports 🔹 Additional Research Services • Drafting protocols, grants, and reports • Building data collection tools and dashboards • Conducting What Works Clearinghouse reviews I provide tailored solutions to meet your specific data analysis and research needs. Please reach out if you need an experienced statistician and researcher on your team. I look forward to collaborating with you!

Currently I'm working as a Management Information System Officer specializing in SAS programming. I'm currently looking for a part time job or project to work for additional financial support for my family. I am a passionate and hard working Freelancer. I specialized in Data Entry jobs and mostly working in MS Excel and using Chrome as for my research. I'm very familiar with using Excel as my primary tool having 8 out of 10 as my personal rating in it. With my current client, I'm mostly working on his Amazon account doing Manifesting orders like getting the tracking numbers and Weight of the available shipments. I also do shipment creation in his Amazon account as well. In addition to that, I also do prior notice in the FDA website for the shipments that will be going out of the border of Canada. I always ensure my work to be of best quality so that nothing can go wrong and for my client to have their business be error free in terms of the tasks that they will give me. I'm also a good team player and a fast learner, I can adopt to any time zone and culture that you will assign to me as well. I have eight years of experience in Data Entry, Importing, Mining, and Web Research. I believe in high-quality results and I do my best for each client to deliver the work with complete satisfaction and with good conversational English skills. I prefer to have long term relations with each client. For me, Success comes after the client's satisfaction. I will support you ensuring best time frame delivery with the best quality. My background includes:  Data Gathering and Data Mining  MS Office, Excel, Google Sheet, and File Management  Web listing (From any Websites)  Internet Web Research  Data Capturing from the websites  Companies Emails Research for Marketing and Business.  Email-handling  OnlyFans Marketing Chatter  Amazon Data / Product Gathering  Prior Notice Creation  Amazon Shipment Ceation My goal is to have an excellent professional relationship and end each contract with satisfaction. I am looking forward to working with you soon.