Lesson 3 A Game Changer: Using Data in Sports
The Power of Data in Sports
When the ____ Athletics, a Major League Baseball team, won 20 games in a row in 2002, the professional sports industry was shocked.
The Oakland Athletics were a small team with limited funds, which ____ it difficult for them to attract elite players.
____ did they do it?
The key to their success was ____ sabermetrics, a statistical model used for making decisions in baseball.
____ was created in the late 1970s.
It tries to use ____ amounts of information to discover patterns, trends, and insights that are difficult to find with traditional ways of studying statistics.
Normally, ____ and managers prefer players who can hit the ball hard and far, for such players tend to hit more home runs and extra-base hits.
Sabermetrics ____ that players’ offensive skills can be better measured by the frequency with which they safely reach base.
It does ____ matter whether this is achieved through hits, walks, or hits by pitch.
Sabermetrics had not been ____ used until the Athletics adopted it in 2002.
With sabermetrics, the Athletics were able to identify underrated players with significant contributions to winning and ____ a strong team on a small budget.
The success of the Athletics prompted other teams to quickly adopt sabermetrics, sparking a movement to utilize data not only in ____ but also in other sports.
Thus, sports ____ analytics emerged as a systematic approach to predict game outcomes.
In soccer,
In soccer, the Liverpool ____ Club of the English Premier League is similar to the Oakland Athletics in baseball.
In ____, Liverpool underwent a change in ownership.
While data analysis was already prevailing in the Premier League at that time, the new owner of the club, who also owned a baseball team in the ____ States, aimed to push data analysis in soccer to new heights.
So he ____ that the club form a new data team.
The new team included a physicist from Cambridge, a nuclear scientist from Harvard, and a ____ chess champion.
What they had in common was ____ expertise in data.
The team started to apply data analysis in key areas of club management, ____ player recruitment, injury prevention, and strategy during the game.
The team ____ large amounts of data to recruit players who fit the team’s style of play.
In training, they collected data on players’ movement patterns, heart rates, and ____ signs by using GPS trackers and sensors to prevent injuries.
During games, they ____ live data to make tactical decisions such as substitutions and formations.
The data team was praised for its efforts when the Liverpool ____ Club won the league championship for the first time in 30 years in 2020.
Korean sports industry
The emergence of sports ____ did not go unnoticed by the Korean sports industry.
One notable example of success is the Korean women’s curling ____.
Following its debut at the Winter Olympic Games of 2014, the team recognized the need to enhance its sweeping ____.
Sweeping melts the ____ and makes the stone move faster.
If ____ much ice melts, however, the stone moves too fast and misses the target.
On the other hand, if not ____ ice melts, the stone stops before reaching the target.
The amount of ice melting depends on the sweeping speed and ____.
Applying too much pressure slows down the ____ speed, and focusing only on speed makes it hard to transfer enough force to the broom.
Finding the right balance between speed and ____ is important to melt the right amount of ice.
To identify the most effective technique, the Korean team designed a ____ measurement device.
The device consisted of infrared cameras and ____ attached to the players’ bodies, shoes, and brooms.
Through the device and motion-capture screens, ____ pressure values and other data were obtained for analysis.
After monitoring changes in the temperature of the ice surface, the team concluded that speed was more economical than ____ for sweeping.
The use of data analysis was critical in the team’s ____ of a silver medal at the 2018 Pyeongchang Winter Olympics.
Korean women’s archery team
The successful use of sports analytics was not limited to the curling ____.
The ____ women’s archery team had dominated the sport for decades.
However, the team turned to sports analytics to maintain its edge over its ____ in preparation for the 2020 Tokyo Olympics.
The team developed a system to monitor players’ heart rates by using advanced visual computing technology to convert facial ____ variations into heart rates.
This data was used for psychological training to help players maintain stable heart rates during crucial ____.
The team also created an AI coach that helped ____ shooting form.
The ____ managers requested that the AI coach edit training videos of the players to assist with practical analysis.
Players and coaches used the ____ videos to analyze the players’ usual habits or weaknesses.
The active use of data analysis by the Korean women’s archery team handed them their ninth Olympic gold medal in a ____ in Tokyo.
There are still limitations to what data analysis can ____ in games.
Factors such as team chemistry, which is related to how well ____ get along, will likely remain difficult to measure.
____, predicting player performance in a match cannot be entirely accurate as players are humans and not machines.
Still, sports analytics is undeniably elevating the level of play across various sports, and ____ are enjoying this development.