Questions tagged [statistics]

Questions about game statistics, e.g. the winning percentage of a "line," the probability of some event occurring in a game, or player statistics.

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Is there a standardized chess test that can measure one's chess playing condition?

Chess players often say that in a given tournament they were "in good shape", or the opposite. One tournament goes well, another goes horribly wrong. One can also sometimes feel that your head is ...
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What is the approximate number of unique positions added by each practical game of chess?

The average number of moves in a game of chess is about 40. This would be an average of about 80 positions in each game, but many positions are shared between games. More sharing occurs at the ...
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How well does Elo rating estimate a player's strength?

Proposal: strength is the real and rating is the model that estimates it. Question: How well does Elo rating estimate a player's strength? Bonus question: What happens if you take the player's rating ...
1k views

How can I find the gained points per game?

In another post it was written that for games played during the 2013 World Championship match, Carlsen gained 3.7 points if he wins, Anand gained 6.3 points if he wins, and that in a draw Carlsen lost ...
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Are there any very lopsided scores in openings at lower levels?

I was reading this question: How to know how good an opening defense scores, and it got me wondering...Have there been very lopsided opening scores in the lower levels. For example, if we found out ...
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How popular is chess?

There's a survey on chess.com, Do your friends play chess?, and the results aren't very encouraging. Personally, very few of my friends play chess. Then I read this question: What's the most ...
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Minimum moves to checkmate?

What is the minimum number of moves, counting both sides, in which a checkmate can be made?
71k views

What is the average length of a game of chess?

I hope this is an appropriate question for this site as I've been wanting a reputable answer. Of course the length of games can vary wildly, but what is the expected number of moves until either a ...
• 651
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Computer evaluations: How trustworthy are they?

Fritz 12 with Rybka gave a friend of mine an evaluation of +3 for white in this endgame position, [Title "White to move"] [FEN "8/8/8/3k3p/3P3K/2P3R1/8/7r w - - 0 1"] which turned out to be a draw. ...
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Distribution of time per move

I am interested in the distribution of time (in seconds) that players take per move. To this end, I am looking for game traces that contain timing information. I have found a number of chess ...
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Does the first-move advantage for White have real meaning apart from the highest levels of play?

Most games that involve taking turns, with one player going first by lot or agreement, have some sort of advantage to going first. Tic-tac-toe, for instance, is a guaranteed draw for player 1, ...
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What merit is there to the so-called "Swiss gambit?"

The "Swiss gambit" refers to the idea of intentionally lowering one's performance at the beginning of a Swiss-system tournament, to one degree or another, in order to have an easier path through the ...
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Statistics on how a rating or winning percentage corresponds to the (opening, middle, end) game?

Have their been any statistics on how your knowledge on part of the game (opening, middle, end) corresponds to your rating or winning percentage? For example, I have found that if I play opening ...
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Are there statistics on the frequency of tactical motifs?

I was taking a look at the tactical motifs on chess tempo and I was curious to know which motifs are encountered most often and which motifs are encountered the least? Are their statistics for this?
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Do strong players move their pieces with different relative frequencies than weak players?

This question is an offshoot of Ramon Snir's earlier one about how often different types of pieces get moved, on average, in a game of chess. My question: Do the relative numbers of moves for the ...
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Piece movement statistics

I have wondered about piece movement statistics, for example: How many times is a piece moved in average (in general, but also per-piece, as I'm guessing the Queen moves more than any specific pawn)? ...
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Are there any examples of high-level games in which the game was resigned or drawn without any captures?

Are there examples of high-level games which were resigned or drawn before any captures were made? Along similar lines, what game had the most moves before a capture was made? Edit: I'm especially ...
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Who is/was the lowest ranked World Chess Champion?

Boris Gelfand has just won the 7th of 12 games (all previous drawn) in the FIDE World Championship match against the current holder of the title Viswanathan Anand. This puts him in a good position to ...
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What is the last piece to be developed, and why?

Statistically speaking, for white and black, what is the last piece moved from its starting position, and why?
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Pawn to Queen probabilities chart

Statistically speaking, which white and black pawns are most likely to be queened?
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How do I obtain statistics on openings?

I'm looking for statistics on the probability of a given opening being used in a game, and by what percent its use is growing or declining over some set timeframe, for example, over the previous year. ...
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