Dash: Build Interactive Bar Charts with Drop-Down Menus — PickAClass
⏱ 2h 54m 📚 29 lessons

Dash: Build Interactive Bar Charts with Drop-Down Menus

Learn to build dynamic web applications with Dash, empowering users to interactively filter and display data using bar charts and drop-down menus.

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About this course

Do you want to move beyond static charts and create dynamic data visualizations that respond to user input? This course will guide you through the process of building interactive web applications using Dash, allowing you to present data in engaging bar charts that users can dynamically control with drop-down menus. By the end of this course, you will be able to design and implement interactive web dashboards using Dash, where bar charts dynamically update based on user selections from drop-down menus, making your data explorations more insightful and user-friendly. What you'll learn: * Understand the foundational concepts of Dash, its components, and application structure. * Set up a dedicated Python virtual environment for Dash project development. * Build various static bar charts using Plotly Express for data visualization. * Implement interactive drop-down menus using Dash Core Components. * Connect user selections from drop-down menus to dynamically update bar charts using callbacks. * Apply fundamental layout and styling principles to create clear Dash dashboards. * Practice handling and displaying data efficiently within Dash applications. Starting with foundational Dash concepts and environment setup, the course progresses through building static charts to implementing interactive drop-down menus and connecting them via callback functions for dynamic data visualization. This course is ideal for beginners in Python and data visualization who wish to learn how to build interactive web applications with Dash; no prior experience with Dash or web development is required. Begin your journey into interactive data visualization with Dash today.

Course contents

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • ⚡ Short & focused
    2h 54m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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has successfully demonstrated mastery of
Dash: Build Interactive Bar Charts with Drop-Down Menus
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Behavioral pattern analysis
Foundational
1.2 hrs
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Decision-architecture frameworks
Proficient
1.4 hrs
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A/B test design
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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