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How Does it Work?

The tool works by converting the inputted scores to standardized Z-Scores, then converting those Z-Scores back into other sports. To do this data was collected for each sport in the tool. Data includes:

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  • NFL - Every outcome of every game in NFL History after 1940

  • NBA - Every outcome of every game in NBA history after 1950

  • NHL - Every outcome of every game in NHL history 1918

  • MLB - Every outcome of every game in MLB history since 1871

  • Soccer - Every outcome of every World Cup match since 1930​

  • NCAAF - Every NCAA Football game since 1969

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Using this data, 4 values were calculated for each sport:

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  • The average score of a winning team

  • The average score of a losing team

  • The sample standard deviation of scores for winning teams

  • The sample standard deviation of scores for losing teams

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All data was assumed to be normally distributed. The following figures show the probability distributions of winning and losing scores for each of the 6 sports

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The inputted scores are then converted to a Z-Score: (inputted score - average corresponding score) / (standard deviation of the corresponding score). This Z-Score is then used to find the associated expected score in another sport.

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There are some issues

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  1. 0 points - though it is technically impossible to win with a score of zero, by assuming a normal distribution, the winning team may be assigned a value of 0 (this is visualized in the above figures)

  2. Flipping outcomes - at extremely high scores or very close scores, the outcome will change. This is due to the winner "underperforming" based on the distribution and the loser "overachieving"

  3. Rounding - I chose to not display factional scores, so some scores are closer or not as close as the simulation actually says. For example, a score of 1.1 - 2.9 and a score of 1.4 to 2.6 will both display as 1-3, though the exected win differential is 0.6 greater in the first case. 

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This is just for fun, so don't take any results too seriously. 

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