Chapter 2

The demo runs smoothly, but on whose data?

Demo chạy mượt, nhưng chạy trên dữ liệu của ai?

The chapter's question

Am I testing with real data or data I picked myself?

Big idea

A prototype run on nice data only proves the data was nice.

In this chapter

  1. Part 2.1

    Random Samples

    How do I choose test data so I do not pick only easy cases?

  2. Part 2.2

    Messy Data

    How does the prototype handle missing data and spelling errors?

  3. Part 2.3

    Sensitive Data

    Which data must not be sent to external services?

  4. Part 2.4

    How Much Is Enough

    How many samples do I need to trust the result?

The reading for this chapter is inside Conan School

This chapter has 4 readings, with case stories and exercises. Chapter 1 of A Prototype Before the Real Thing is free to read right here.

Read in Conan School

Chapters of A Prototype Before the Real Thing

  1. 1.Is this prototype meant to prove or to learn?
  2. 2.The demo runs smoothly, but on whose data?
  3. 3.Does a prettier prototype give a truer answer?
  4. 4.Everyone loved the demo, so did it work?
  5. 5.Is killing an idea after two days a loss?