【错例】投掷3次硬币,有2次正面朝上,有1次反面朝上,那么,第4次投掷硬币正面朝上的可能性是()。A.1/4B.1/2C.1/3D.2/3错解:D【诊断】1.忽略了客观事实。一枚硬币只有正、反两个面,抛硬币的结果一共有2种情况,正面朝上或者反面朝上,这是最客观、最自然的事实。2.经验不恰当迁移。生活中如果某一件事情经常发生,我们往往会把它与别的事情联系起来。上例中因为前3次投掷硬币,有2次正面朝上,正面朝上的次数 Wrong example throw 3 coins, 2 times face up, 1 face up, then the possibility of the 4th throw coin face up (). A.1 / 4B.1 / 2C.1 / 3D.2 / 3 Misunderstanding: D [Diagnosis] 1. Neglected objective facts. A coin only positive and negative sides, the result of a coin toss a total of two kinds of situations, face up or face up, this is the most objective and most natural fact. 2. Experience is not properly relocated. If something happens frequently in life, we tend to relate it to something else. In the above example, because of the first 3 throws, there are 2 times of face-up, face-up