WikiCards · Card list · Science cards · Factorial experiment
Uncommon card · Science
Factorial experiment, an Uncommon card
In statistics, a factorial experiment investigates how multiple factors influence a specific outcome, called the response variable.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 73
- DEF
- 67
- Power
- 140
- Wikipedia reads a year
- 27,000
Power 140 (ATK + DEF): stronger than 70 % of WikiCards cards.
Factorial experiment quiz: 3 questions
Three questions on the Factorial experiment card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Often, factorial ______ simplify things by using just two levels for each factor.
Answer
experiments. Often, factorial experiments simplify things by using just two levels for each factor. From the Factorial experiment article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Sampling. Sampling 78 · Factorial experiment 73 · Stefan Banach 69 · Surgical instrument 65 ATK in WikiCards.
Which of these Wikipedia articles is read the most in a year?
Answer
Sampling. Sampling 74,000 · Stefan Banach 52,000 · Factorial experiment 27,000 · Margherita Hack 16,000 Wikipedia reads over a year.
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.
- Each factor is tested at distinct values, or levels, and the experiment includes every possible combination of these levels across all factors.
- This comprehensive approach lets researchers see not only how each factor individually affects the response, but also how the factors interact and influence each other.
- Often, factorial experiments simplify things by using just two levels for each factor.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Factorial experiment article was read about 27,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 73 and blocks with 67: each hit it takes is cut by 27 %.
How to get Factorial experiment
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.
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Card lists
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Credits
Text : Wikipedia, Factorial experiment (revision), CC BY-SA 4.0. Photo : Robiminer, CC BY-SA 3.0, Wikimedia Commons.




