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The options are the possible answers that the examinee can choose from, with the correct answer called the key and the incorrect answers called distractors. [4] Only one answer may be keyed as correct. This contrasts with multiple response items in which more than one answer may be keyed as correct.
The game host then opens one of the other doors, say 3, to reveal a goat and offers to let the player switch from door 1 to door 2. The Monty Hall problem is a brain teaser, in the form of a probability puzzle, based nominally on the American television game show Let's Make a Deal and named after its original host, Monty Hall.
In most quiz bowl competitions, players and coaches may protest the moderator's decision if they believe their answer was incorrectly rejected, or an opponent's answer was incorrectly accepted. [3] Invalid protests or unnecessary protests can result in additional loss of points or an expulsion from the game.
In developing the participatory anthropic principle (PAP), which is an interpretation of quantum mechanics, theoretical physicist John Archibald Wheeler used a variant on twenty questions, called surprise twenty questions, [3] to show how the questions we choose to ask about the universe may dictate the answers we get. In this variant, the ...
The contestants choose one of ten letters and are asked a question whose answer starts with that letter. Each correct answer scores one point. The contestant with the higher score after five questions takes/retains the championship and advances to the final round; ties are broken in the champion's favour.
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IRT is based on the idea that the probability of a correct/keyed response to an item is a mathematical function of person and item parameters. (The expression "a mathematical function of person and item parameters" is analogous to Lewin's equation , B = f(P, E) , which asserts that behavior is a function of the person in their environment.)
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