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CERTIFICATIONS

Through a series of professional certifications, I have developed a strong foundation in data visualization, analytics, and programming. These certifications demonstrate my ability to transform complex data into actionable insights, supporting data-driven decision-making in analytics and marketing strategy.

Introduction to R

Data Analyst

The Introduction to R course on DataCamp is beginner-friendly introduction to the R programming language, focusing on its applications in data analysis. I was able learn the basics of R syntax, data types, and operations, including working with vectors, data frames, and plotting simple visualizations. 

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Introduction to Data Visualization with ggplot2

Data Analyst

The Introduction to Data Visualization with ggplot2 course covers how to create compelling data visualizations using the ggplot2 package in R. I was explore the grammar of graphics framework, learning to build various plots, customization, layering, and using aesthetics to effectively communicate data insights. 

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Intermediate R

Data Analyst

The Intermediate R course builds on the foundational knowledge of R, advancing programming skills for data analysis. The course covered topics like loops, conditional statements, functions, and data manipulation with the dplyr package. I was able to learn how to work with lists and master efficient data handling techniques. 

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Introduction to Tableau

Data Analyst

Introduction to Tableau covers foundational skills to create impactful data visualizations. The course emphasizes data preparation, filtering, and formatting to transform raw data into meaningful insights. I was able to gain experience in Tableau, learning to build dashboards and create calculated fields.

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Data Visualization in Tableau

Data Analyst

The Data Visualization in Tableau course delves deeper into Tableau's capabilities for creating advanced and interactive visualizations. This enabled me to enhance my skills in building sophisticated dashboards, using advanced chart types, and incorporating interactivity like filters and parameters. The course focuses on storytelling with data, ensuring insights are both visually engaging and impactful.

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Connecting Data in Tableau

Data Analyst

The Connecting Data in Tableau course teaches how to integrate and manage multiple data sources within Tableau. I was able to explore data blending, joins, and unions to combine datasets effectively. The course covers structuring data for analysis and optimizing data connections for performance. 

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© 2035 by Ileanette Romero

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