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IED Unit 5 • Lesson 5.11

Testing Protocol and User Feedback Plan

Focus question: How can engineers test whether a prototype solves the user problem?

Mission Briefing

Today’s Plan

Use this page with the lesson presentation, your engineering notebook, and the tools or evidence assigned for Design the Test and User Feedback Plan.

Learning Targets

  • Write test steps connected to the design criteria.
  • Plan how user feedback will be collected respectfully and consistently.
  • Identify what data or observations will show whether the prototype works.

Success Looks Like

You can create a testing protocol and user feedback plan connected to criteria and user needs.

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Opening Prompt

How can engineers test whether a prototype solves the user problem?

Connect your response to the decision, evidence, or quality standard required for Design the Test and User Feedback Plan.

Reveal: useful engineering move

This lesson is ready to move forward when the evidence meets this standard: Every test or feedback question produces evidence tied to a criterion or user need.

Core Skill

What We Are Practicing

Key Idea 1

A testing protocol makes evaluation fair, repeatable, and useful.

Key Idea 2

User feedback should connect to user needs and design criteria.

Key Idea 3

Good tests measure the claim the team wants to make.

Your Task

Design the Test and User Feedback Plan

Create a fair performance test and a respectful feedback method that directly address the user needs and design criteria.

  1. Select the criteria and user questions to evaluate.
  2. Define measures, success thresholds, and trial conditions.
  3. Write repeatable test steps and prepare the data table.
  4. Prepare neutral user-feedback questions and consent/privacy expectations as appropriate.

Quality check: Every test or feedback question produces evidence tied to a criterion or user need.

Lesson Interactive

Design a Repeatable User Test

Identify variables, set a measurable success threshold, and choose enough trials to support a conclusion.

Test elementVariable type
Handle diameter used in the prototype
Time required to secure the latch
Glove type and task instructions
A useful protocol produces comparable data and defines success before testing begins.
What You Will Submit

Capstone Test Plan

  • One approved performance-testing protocol and user-feedback plan.

Submission standard: Every test or feedback question produces evidence tied to a criterion or user need.

Resources

Lesson Resources

Presentation

Lesson 5.11 PowerPoint

Use the lesson slides for guided practice, interactive checks, and the exit ticket.

Course Hub

Introduction to Engineering Design

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