Advanced Excel Automation & Analysis

@HanyasSalem

Hi there, With me on the project, you get the advantage of both broad statistical acumen from my medical background as well as deep data analysis knowledge across different platforms. My prior experience in handling large datasets and optimizing statistical procedures for real-time use fits perfectly with your needs. I understand the importance of an efficient workflow in gleaning insights from data, and can assure you that all my solutions will be developed using only native Excel VBA, ensuring one-click simplicity to run multiple columns. In addition, I'm well-versed in developing interactive dashboards and have a keen eye for detail, as the clarity of results often lies in interactable figures. I will make sure that your dashboard sheet is dynamic, statistically informative while being visually appealing after processing each data file, maintaining a swift runtime under 30 seconds for rows up to 20k. Wishing you all the best ? ? ?

@Web1devloper

With my extensive experience in developing effective and scalable solutions, I can assure you that I am the ideal candidate to handle your Advanced Excel Automation & Analysis project. While my tech-stack doesn't explicitly mention Excel, I have developed a strong aptitude for the native Excel VBA which is commendable in this instance. I will efficiently create a macro-enabled workbook (.xlsm) encompassing robust data-cleaning routines trickling down to dynamic, at-a-glance regression output ensuring vital coefficients, R-squared, residual plots and a summary sheet. To add on, my formula labeling and clear code documentation ensures easy tweak-ability. My commitment to quality will be showcased through my provision of a short user guide which will also empower you to maintain and extend the script going forward with utmost ease. Additionally, I will rigorously test the solution on multiple datasets supplied by you before final delivery to ensure that it not only meets but also exceeds your expectations. Let's optimize your classic Excel tools using some VBA magic and make your process seamlessly efficient and accurate.

@caajoys

I can build a repeatable Excel 365 workflow that turns consistently structured raw data into a cleaned dataset and regression report with a single controlled VBA run. Thank you for considering my proposal. I have gone through the requirements in detail. I’ll develop the macro-enabled .xlsm with native Excel VBA, covering duplicate removal, missing-value handling, format normalization, validation, regression analysis, coefficients, R-squared, residual calculations/plots, and a concise results summary. The workflow will be designed around your fixed column structure so the same macro can process new datasets without manual reconfiguration. I’ll use efficient array-based VBA and controlled worksheet operations to keep processing fast for approximately 20,000 rows, while avoiding unnecessary cell-by-cell loops. The dashboard will refresh automatically with each run and clearly present the key statistics and charts. All VBA will be clearly commented, with labelled inputs, thresholds, assumptions, and calculation areas. I’ll also provide a short user guide explaining how to run the workflow, adjust settings, and extend it safely. I’ll test the complete workflow against your unseen datasets, including data-quality edge cases, and validate outputs against expected regression results before sign-off. A final walkthrough will cover maintenance and future changes. I can start with a representative dataset and confirm the implementation timeline after reviewing the column structure.

@pvsysgroupinc

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@dushyant317

Hi, we can build your fully automated Excel .xlsm workflow using native VBA, Power Query, and Excel regression tools. We’ll implement reliable data cleaning, deduplication, missing-value handling, consistent formatting, one-click regression analysis, coefficients, R², residual plots, and a dynamic summary dashboard, optimized to process ~20K rows within 30 seconds. We’ll also provide clearly commented code, configurable inputs/thresholds, a user guide, unseen-dataset testing, and a walkthrough for future maintenance.

@GobindSawarn

With my extensive background in data processing and automation using Excel, I am uniquely qualified to tackle this project. My deep understanding of Excel's native VBA will allow me to code the entire process within one workbook for streamlined use. I'll build a macro that doesn't rely on external add-ins and runs under 30 seconds for approximately 20k rows of data - a challenge I'm confident we can conquer together. In addition to a robust data cleaning routine, I'll include a regression model that not only provides essential analysis such as coefficients, R-squared values, and residual plots but also ensures everything is presented in an easy-to-understand at-a-glance summary sheet. Furthermore, I'll create a dynamic dashboard sheet that automatically updates key statistics and charts with each run providing you with real-time insights into your data.

@gunjan1711

- I can build the Excel workflow around reliable data cleaning and regression analysis, with a repeatable process for datasets following the same column structure. - My background includes Python for data science, regression analysis, business statistics, data cleaning, and Excel-based data work, so the analytical requirements are a strong match. - I can structure the workflow to handle duplicate records, missing values, inconsistent formatting, regression coefficients, R-squared, residual analysis, and a summary view of the results. - I can also work with structured data and visualization requirements to make the output easy to review after each run. - One important limitation: native Excel VBA is not listed among my demonstrated skills in my resume. I therefore would not claim prior VBA expertise or promise a production-ready VBA implementation without first reviewing the required macro complexity. - If VBA is a strict requirement, I would recommend confirming that point before awarding the project. My strongest demonstrated fit is on the data cleaning, statistical/regression analysis, and reporting side. - Once I see the sample column structure and regression requirements, I can provide a more precise estimate. For the analytical portion, I would expect approximately 3–6 working days. Reference work is available in my profile.

@CRBW

As a proficient and experienced Excel user, I am adept at building powerful tools using native VBA to process and analyze data. Your project aligns perfectly with my expertise and I am confident in my ability to deliver on your specific needs for creating reliable data-cleaning routines and performing regression analysis, all within the constraints of your desired interface. My talent for managing large datasets proficiently ensures that your '20k rows' requirement can easily be met without sacrificing speed or accuracy. I prioritize clarity in my code and document thoroughly to not only enhance its usability but also ease its future maintenance. Having gone through many unseen datasets for various clients, I am skilled in navigating unexpected issues and will ensure that the solution passes all tests before final sign-off. Lastly, your desire for you or anyone on your team to understand, maintain or extend the process is highly important to me. With every project I complete, I strive to equip my clients with the knowledge necessary to continue using and enhancing the solution as their needs evolve. In our walkthrough, I will make certain that you are comfortable with the excel tool developed for you. Choose me for this task and expect the delivery of an end-to-end Excel solution that is intelligent, swift, and most importantly empowers you.

@Nayeem1217

Hi, I’m Nayeem, a developer with 10+ years of experience in Excel and VBA automation. I’ll streamline your workflow without external add-ins, targeting completion within 30 seconds. You’ll receive a reliable solution and a clear user guide for running and maintaining it.

@anzai131091f

One macro-enabled workbook: press one button, and any file with your column layout is cleaned, a regression is run, and the dashboard refreshes. What the hours cover: - Cleaning in VBA: duplicates removed and listed on their own tab, missing values handled by rules you set on a settings sheet (drop, fill, or flag), dates, numbers and text made consistent - Regression with Excel's own LINEST through VBA: coefficients, standard errors, R-squared and adjusted R-squared, plus a residuals-vs-fitted chart - A summary sheet with the key statistics and charts, refreshed after every run - Arrays instead of cell-by-cell loops, so ~20k rows run well under 30 seconds; I will time it on a 20k-row test file and show you the number - Commented code, labelled formulas and a short user guide Native VBA only, no add-ins. For the walkthrough I would send a written guide with screenshots and a short screen recording, and answer questions by message. At work I wrote and maintained Excel VBA tools for 3+ years, including data-cleaning macros for files from other systems. This would be my first contract on Freelancer, and this price is for my first review here. Hourly: INR 750/hour, about 8–10 hours for the full workbook; I will tell you before going past 10. One question: how many predictor columns does the regression use, and are any of them categories rather than numbers? — Suminawa

@teerthofficial

Hi, I can build a reusable Excel VBA workflow that cleans your raw data, runs regression analysis, and refreshes the dashboard with one click. • Native VBA only, no external add-ins • Automated deduplication, missing-value handling and formatting • Regression analysis with coefficients and R-squared • Residual calculations and residual plots • Dynamic dashboard with key statistics and charts • Designed for ~20K rows and optimized for fast execution • Reusable across files with the same column structure • Clearly commented VBA and labelled formulas • Configurable inputs and cleaning thresholds • Test against multiple unseen datasets • .xlsm workbook + user guide + maintenance walkthrough I have experience with Excel, VBA, data cleaning, automation and statistical workflows. I can start immediately. ⭐ In addition, I will provide 30 days free any updates/changes on it.

@AguliGames

I can build the .xlsm workflow you describe: one-click data cleaning, regression coefficients and R-squared, residual charts, and a refreshed summary dashboard. I would process rows in VBA arrays, apply agreed duplicate/missing-value rules, and use a native VBA linear-regression routine with checks for invalid or collinear inputs. I would then compare the results with known test cases and your unseen datasets, benchmark the 20,000-row run on your Excel setup, and document the code and operating steps. The under-30-second requirement needs validation against the number of predictors and target computer before I commit to it. My background is in finance, reporting and data migration. I represent AguliGames and use AI-assisted development and drafting, with review and testing; client data would only be used in external AI tools with your permission. Can you share an anonymised sample that identifies the outcome/predictor columns and your Excel version, so we can confirm the regression type, cleaning rules and funded scope before work starts? My introductory rate is INR 900/hour, billed for actual work; the 10-hour weekly limit is a ceiling, not an estimate or a minimum charge. Oto Kandelaki

@CharlSche

Creating a macro-enabled workbook that efficiently cleans raw data and executes regression analysis is crucial for your project. I will develop VBA routines for deduplication, handling missing values, and ensuring consistent formatting. This will be followed by embedding a regression model that outputs essential statistics, including coefficients and R-squared values. I will ensure the solution runs under 30 seconds on your specified dataset and provide a dynamic dashboard that refreshes automatically. Clear comments in the code and a user guide will empower you to adjust inputs easily. Are there specific metrics or visualizations you want prioritized in the dashboard? Let’s ensure your workflow is both seamless and effective. Best Regards, Charl

@vjygst89

You need a one-click .xlsm that cleans raw data, runs a regression and refreshes a dashboard, quickly enough to handle about 20k rows. I would write the cleaning in VBA using arrays and a dictionary rather than cell-by-cell loops (dedupe, missing-value rules, consistent formats), which keeps 20k rows well under 30 seconds. The regression would use LINEST to output coefficients, R-squared and standard errors, with a residual plot and a summary sheet that refresh on every run. Before handover I would test it on several datasets with different quirks and include a short user guide. I built a Python-VBA Outlook-Excel dunning automation and lead an automation portfolio at Oracle saving about 5-6 FTEs, so robust, repeatable macros are daily work for me. Question: will the dependent and independent variables always be the same columns, or should the user pick them from a dropdown each run? I can deliver a working first version in 4 days.

@dainiusv3

Hello, I can build this as a single .xlsm workbook in native VBA, with no add-ins, driven by one "Run" button. Plan: 1. Cleaning module: removes duplicates on key columns, handles missing values with configurable rules (drop, mean/median, flag), normalises text, dates and numbers, and writes a log of every change. 2. Regression module: OLS through LINEST, which outputs coefficients, standard errors, t-stats, R² and adjusted R². It also builds residual and fitted-vs-actual charts. 3. Dashboard sheet that refreshes automatically after each run and shows the key statistics and charts. 4. Performance: array-based processing with screen updating and calculation turned off during the run, so ~20k rows finish well under 30 seconds. 5. Settings sheet for column mapping and thresholds, plus fully commented code and a short user guide. I'll test it on your unseen datasets before sign-off and walk you through maintaining it. A first working version can be ready within 2–3 days. Dainius