A die is rolled four times. Find the probability of getting 5 exactly two times.
A die is rolled four times. Find the probability of getting 5 exactly two times.
A die is rolled 9 times. Find the probability of rolling exactly 1 six. The probability is _______ (Round to four decimal places as needed.)
A fair die is rolled seven times. Calculate the probability of obtaining exactly two 6s. (Round your answer to four decimal places.)
When a fair die is rolled n times, the probability of getting at most two sixes is 0.532 correct to three significant figures. (a) Find the value of n. answer n=15
A regular six-sided die is rolled 9 times. What is the probability of getting a 1 or 6 on exactly 7 of those rolls?
1. If a die is rolled 3 times, find the probability of getting at least 1 even number. 2. A student takes a 3-question, multiple-choice exam with 4 choices for each question out of which one choice is correct and guesses on each question. Find the probability that the student guessed two questions correctly.
if a 6-sides die was rolled 3 times, what is the probability of getting a) three 5's b) no 5's c) at least one 5
1. A fair coin is flipped four times. Find the probability that exactly two of the flips will turn up as heads. 2. A fair coin is flipped four times. Find the probability that at least two of the flips will turn up as heads. 3. A six-sided dice is rolled twice. Find the probability that the larger of the two rolls was equal to 3. 4. A six-sided dice is rolled twice. Find the probability that the larger of...
A coin is flipped and a die is rolled. Find the probability of getting a head on the coin and a 4 on the die. (round to 4 decimal places)
1. A coin is tossed ten times. Find the probability of getting six heads and four tails. 2. A family has three children. Find the probability of having one boy and two girls 3. What is the probability of getting three aces(ones) if a die is rolled five times? 4. A transistor manufacturer has known that 5% of the transistors produced are defective. what is the probability that a batch of twenty five will have two defective? 5. A telemarketing...
A die is rolled 20 times and the number of twos that come up is tallied. Find the probability of getting the given result. 22) Exactly four twos 23) More than three twos In a certain college, 33% of the physics majors belong to ethnic minorities. Find the probability of the event from a random sample of 10 students who are physics majorS. 24) Exactly 2 belong to an ethnic minority 25) Two or less belong to an ethnic minority.