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WikiCards · Card list · Science cards · Law of large numbers
Rare card · Science
Law of large numbers, a Rare card
In probability theory, the law of large numbers is a mathematical law which states that the average of the results obtained from a large number of independent random samples converges to the true value, if it exists.
- Rarity
- Rare
- Domain
- Science
- ATK
- 75
- DEF
- 69
- Power
- 144
- Wikipedia reads a year
- 230,000
Power 144 (ATK + DEF): stronger than 75 % of WikiCards cards.
Law of large numbers quiz: 3 questions
Three questions on the Law of large numbers card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
The law of large numbers is important because it guarantees stable long-term results for the ______ of some random events.
Answer
averages. The law of large numbers is important because it guarantees stable long-term results for the averages of some random events. From the Law of large numbers article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Cartridge. Cartridge 86 · List of counties in Florida 82 · Law of large numbers 75 · Feldspar 67 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- More formally, the law of large numbers states that given a sample of independent and identically distributed values, the sample mean converges to the true mean.
- The law of large numbers is important because it guarantees stable long-term results for the averages of some random events.
- For example, while a casino may lose money in a single spin of the roulette wheel, its earnings will tend towards a predictable percentage over a large number of spins.
Why it is Rare
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Law of large numbers article was read about 230,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 75 and blocks with 69: each hit it takes is cut by 28 %.
How to get Law of large numbers
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Law of large numbers in the power ranking, all domains together.
- ArrhythmiaRare · Science · ATK 74 DEF 70
- CartridgeRare · Science · ATK 86 DEF 58
- Finite-state machineRare · Science · ATK 75 DEF 69
- AmnioteRare · Nature · ATK 77 DEF 67
- ThermodynamicsRare · Science · ATK 76 DEF 68
- ChaldeaRare · History · ATK 75 DEF 69
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Credits
Text : Wikipedia, Law of large numbers (revision), CC BY-SA 4.0. Photo : Pred, CC0, Wikimedia Commons.
