There are 8 cards in a deck, 3 are hearts and the rest are diamonds. The probability of drawing a heart is ___. A. 3/8 B. 5/8 C. 3/5 D. 5/3 相关知识点: 试题来源: 解析 A。解析:总共有 8 张牌,3 张是红桃,那么抽一张是红桃的概率就是红桃的数量除以总牌数,即 3 除以 8 ...
In a deck of cards, there are 52 cards. 26 are red and 26 are black. If a card is randomly drawn and it is known to be a face card (Jack, Queen, King), the probability that it is red is 1/2. How many face cards are red? A. 6 B. 8 C. 10 D. 12 相关知识点: ...
In a deck of cards, there are 52 cards. If two cards are randomly drawn without replacement, the probability that both are hearts is _. A. 1/17 B. 1/16 C. 3/51 D. 13/204 相关知识点: 试题来源: 解析 D。解析:总共有 13 张红心,第一次抽中心概率为 13/52,第二次在剩下 51 ...
Empirical probability is the probability calculated based on observation from an actual event or events. Lastly, subjective probability is the probability predicted based on gut feeling and personal judgement.Answer and Explanation: Total number of cards in a standard deck =52...
A deck of cards contains a white card, a red card and a blue card. Take one card out randomly, record its color, and put it back in the deck. Then, take another card out randomly and record its color again. (1) The probability that neither of the cards are blue is . (2) Th...
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A deck of cards contains a white card and two red cards. Take one card out randomly, record its color, and put it back in the deck. Then, take another card out randomly. (1) The probability that both cards are white is . (2) The probability that two cards are different colors is...
A standard deck of cards is a commonsample spaceused for examples in probability. A deck of cards is concrete. In addition, a deck of cards possesses a variety of features to be examined. This sample space is simple to understand, but yet can be utilized for a number of different kinds ...
In a card-drawing experiment, a deck of cards is shuffled and a card is randomly drawn 120 times. The number of times an ace is drawn is 10. What is the experimental probability of drawing an ace? A. 0.083 B. 0.08 C. 0.09 D. 0.075 ...
In a deck of cards there are 52 cards (excluding jokers), which are split evenly into 4 suits containing 13 cards each. For the first card, it doesn't... Learn more about this topic: Probability in Math | Definition, Calculation & Exam...