# What is ten point height method? - Metrology & Quality Control

**Q. What is ten point height method?***- Published on 07 Aug 15***a.** It is the average sum of ten highest points measured within sampling length

**b.** It is the average difference of five highest points and five deepest valleys measured within sampling length

**c.** It is the sum of ten highest points divided by sum of ten deepest valleys measured within sampling length

**d.** It is the average sum of five highest points and five deepest valleys measured within sampling length

**ANSWER: It is the average difference of five highest points and five deepest valleys measured within sampling length**