Question
A fair die is thrown 20 times. The probability that on the 10th throw, the fourth six appears is a. b. c. d. none of these
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Practice questions from similar books
Question 1
Suppose a girl throws a die. If she gets a 5 or 6, she tosses a coin 3 times and notes the number of heads. If she gets 1,2,3 or 4 she tosses a coin once and notes whether a head or tail is obtained. If she obtained exactly one head, what is the probability that she threw 1,2,3, or 4 with the die?Question 2
Often it is taken that a truthful person commands, more respect in the society. A man is known to speak the truth 4 out of 5 times. He throws a die and reports that it is actually a six. Find the probability that it is actually a six. Do you also agree that the value of truthfulness leads to more respect in the society?Question Text | A fair die is thrown 20 times. The probability that on the 10th throw, the fourth six appears is a. b.
c. d. none of these |