The Design of Experiment definition phase includes: 1. State a practical problem, 2. State an experiment objective, 3. Select output response(s), 4. Choose input factors, and 5. Select input factor levels.

The Execution phase includes: 1. Select the experiment design and sample size, 2. Run the experiment and collect data, 3. Analyze the data, 4. Draw statistical and practical conclusions, and 5. Translate the conclusions into practical terms.

with the improvement selection matrix.