Four independent flips of a fair coin are made. Let X denote the number of heads obtained. Compute the probability mass function of the random variable X-2.
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- Probability 2.I need help with this pleaseSelecting Marbles A bag contains 7 red marbles, 9 white marbles, and 8 blue marbles. Randomly choose two marbles, one at time, and without replacement. Find the following. Enter your answers as fractions or decimals rounded to three decimal places. Part: 0/3 Part 1 of 3 (a) The probability that the first marble is white and the second is blue P(first white and second blue)=0 Part: 1/3 Part 2 of 3 (b) The probability that both are the same color P(same color) = 0 Part: 2/3 Part 3 of 3 (c) The probability that the second marble is white P(second marble white) =
- ring Enabled! Cllaplel |I In an M/MA queueing system, the arrival rate is 7 customers per hour and the service rate is 9 customers per hour. (Round your answers to 3 decimal places.) a. What is the probability that the server will be idle? Probability b. What is the probability of having exactly 2 customers in the system? Probability c. What is the probability of having 3 or fewer customers in the system? Probability Mc Graw Hill HUAWEIEmpirical Probability 3. A company is producing bulbs and these bulbs are packed in a box but when they delivered the bulbs to its customers some of the bulbs get defective. If the probability of getting the defective bulb is 65. So, what is the probability of getting the right bulb? 4. The letters of the COMMUNICATION are written on cards and the cards are in a bag. A person picks a card without watching, what is the probability that the letter M is on the card?I need help with this please
- 2. If a month is picked at random, which of the following represent the probability its name will begin with the letter J? (1) 0.08 (3) 0.12 (2) 0.25 (4) 0.33Part a) A probability function assigns numbers between 0 and 1 to events according to three defining axioms. State the definition of a probability function.Number 8 don’t know how to do it
- how to identify conditional probabilityf a baseball player has a batting average of 0.255, what is the probability that the player will get the following number of hits in the next four times at bat? (A) Exactly 2 hits (B) At least 2 hitsK According to a survey, the probability that a randomly selected worker primarily drives a bicycle to work is 0.792. The probability that a randomly selected worker primarily takes public transportation to work is 0.071. Complete parts (a) through (d). (a) What is the probability that a randomly selected worker primarily drives a bicycle or takes public transportation to work? P(worker drives a bicycle or takes public transportation to work) = 0.863 (Type an integer or decimal rounded to three decimal places as needed.) (b) What is the probability that a randomly selected worker primarily neither drives a bicycle nor takes public transportation to work? P(worker neither drives a bicycle nor takes public transportation to work) = 0.137 (Type an integer or decimal rounded to three decimal places as needed.) (c) What is the probability that a randomly selected worker primarily does not drive a bicycle to work? P(worker does not drive a bicycle to work) = ☐ (Type an integer or decimal…
