Ghostcrawler confirms the Board's suspicions.
Ask Riot: Battle Royale and Bot Lane - Nexus
"In League, statistically if matchmaking is working really well, you’re going to lose about half of your games."
"In League, statistically if matchmaking is working really well, you’re going to lose about half of your games."
...
That’s how statistics work. Eventually you’re going to even out at 50% if matchmaking is working correctly and you’re at the proper skill level
The statement about matchmaking ignores the fact that players are capable of improving.