Wow, yeah, agree. Its not the only point in the article and some of the other on... | Hacker News

Hacker Timesnew | past | comments | ask | show | jobs | submit

		philipodonnell on Dec 26, 2017 \| parent \| context \| favorite \| on: Net Promoter Score Considered Harmful Wow, yeah, agree. Its not the only point in the article and some of the other ones are fairer criticism, but this line was a bit painful. Use the median!!!

chewbacha on Dec 26, 2017 | [–]

I winced as well! But at least he grabbed an actual mathematical concept used to describe a set of data.. as opposed to whatever NPS is using.

mathattack on Dec 26, 2017 | [–]

It's not just mean and median - it's proportions. The metric is about growth, so it's specifically concerned with the top of the distribution.

Consider applying for YC's Summer 2026 batch! Applications are open till May 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact