Here are some thoughts on a fairly easy way for a solo coach to keep useful stats during a match to provide some objective data
An article on the AVCA blog makes some good points about what statistics it makes sense to collect in matches and practices, and how to use them.
You can use process scoring rather than more standard outcome based scoring to continue your development work in training games.
Are you the sort of coach who likes to keep statistics? Well here's one you might like to add to your repetoir. It could offer meaningful insights. :-)
Serving aggressiveness and its impact on point scoring is a frequent talking point among volleyball coaches. Is there an optimal service error rate?
The 0-3 scale is commonly used to rate serve reception passing, but it has some significant limitations. Here are some thoughts on improving it.
A fellow volleyball blogger has offered up a performance metric he likes. I think it's got some limited value, but with some shortcomings.
We all have limitations in how we perceive and remember things. This is something important to keep in mind when we think about what's happening.