ACROSS

1. The result produced by a process
2. An undesirable event in a process
3. A Greek letter used to represent standard deviation
4. A methodology focused on waste reduction
5. A flexible approach often used in project management
6. A four-step cycle for continuous improvement

DOWN

1. The most frequently occurring value in a data set
2. A lean principle: produce only as needed
3. A structured problem-solving methodology
4. A systematic deviation from true value
5. A visual alert tool in lean manufacturing
6. A command to halt
7. Material or information fed into a process