投硬币的概率问题A coin is tossed 10 times.What is the probability that the third head will appear on the tenth toss? 答案 第3次头朝上概率是1/2,因为他们是独立事件 结果二 题目 投硬币的概率问题 A coin is tossed 10 times.What is the probability that the third head will appear on the te...
The probability that the result is 5 tails in a row would be 12×12×12×12×12=132 . Thus, the probability that the result is at least one head would be 1−132=3132 .结果一 题目 A coin is tossed five times. What is the probability that the result has at least one heads? 答案...
If a coin is tossed 7 times, what is the probability of getting 6 heads? Three coins are tossed at once. What is the probability of two heads and one tail? Three coins are tossed in succession. What is the probability of heads-tails-heads?
题目 A coin is tossed five times. What is the probability that the result has at least one heads? 答案 3132 .The probability that the result is 5 tails in a row would be 12×12×12×12×12=132 . Thus, the probability that the result is at least one head would be 1−132=3132 ...
A coin is tossed 7 times, Then probability that at least 4 consecutive heads appear is View Solution Knowledge Check Question 1 - Select One A coin is tossed four times. The probability that atleast one heads turns up is A116 B18 C78 D1516Submit Question 2 - Select One Two coins are...
If a coin is tossed 7 times, what is the probability of getting 6 heads? A fair coin is tossed twice. What is the probability that it lands on heads exactly once? If you have a fair coin and want to calculate the probability that if you flip the coin 20 ti...
A coin is tossed 6 times . Find the probability of getting at least 3 heads . View Solution Three unbiased coins are tossed simultaneously. Find the probability of getting (i) exactly two heads, (ii) at least two heads, (iii) at most 2 heads. ...
百度试题 结果1 题目A fair coin is tossed 3 times. What is the probability of at least two consecutive heads? C( A)1/8 (B) 1/4 ( C ) 3/8 (D) 1/2 (B) 3/4 相关知识点: 试题来源: 解析 C 反馈 收藏
In an experiment of tossing a coin, if the coin is tossed 100 times and the head appears 45 times. What is the probability of getting a tail? A. 0.45 B. 0.55 C. 0.5 D. 1 相关知识点: 试题来源: 解析 B。解析:共抛 100 次,出现正面 45 次,则出现反面的次数为 100 - 45 = 55 ...
True or False: If a coin is tossed 100 times, it is not likely that the number of heads will be exactly 50, but it is likely that the percentage of heads will be exactly 50%. Explain. Law of Large Numbers: The law of large numbers says that as the size of the sample...