A coin with a 0.30 probability for a head is flipped three times.   If​ necessary, round your answer to 4 decimal places.   a. Find the probability of obtaining exactly two heads.   nothing   b. Find the probability of obtaining exactly one tail.   nothing   c. True or​ False? The probabilities in parts A and B must be equal to each other.   True   False

Q: 60% of all students at a college still need to take another math class. If 4 students are randomly…

A: Givenp=0.60n=4x~Binomial(n=4,p=0.60)P(X=x)=(nx)×px×(1-p)n-x ; x=0,1...,n

Q: Makayla is flying from Memphis to Oklahoma City with a connection in Denver. The probability her…

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Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: 1.A coin is tossed 10 times. Find the probability that: a. exactly 5 heads will appear b. at most 4…

A:

Q: A fair die is rolled 4 times. What is the probability of getting at least one 2 on the four rolls?…

A: We have to find given probability.

Q: Find the probability that exactly one head appears in two flips of a fair coin.   A. P(H) = 1/2…

A: If we tosses two coins the the total number of outcomes or sample space (S) is,  S = { HH, HT, TH,…

Q: The probability that a student is admitted to MCBS for bachelor is 0.5.If 15 students from the same…

A: # Given, The probability that a student is admitted to MCBS for bacgelor is     0.5 n=15    using…

Q: II. A card at random is picked from a well-shuffled pack of cards numbered I to 25. Find the…

A: # Given well shuffled pack of 25 cards numbered from 1 to 25  then to find  1): probability of…

Q: Tiger Woods hits an average driver 287.2 yards with a standard deviation of 24.6 yards. What is the…

A: The probability value is calculate by means of standard normal variate with the random variable,…

Q: Use the formula for the probability of the complement of an event.A pair of dice is rolled 3 times.…

A:

Q: 4. Find the probability that from 4 to 8 days will be absent next winter. 5. Find the probability…

A: Let X be the number of days will be absent next winter. probability distribution of X is, X 3 4 5…

Q: When flipped, a coin has a probability of 0.3 of landing “heads”. The coin is flipped 12 times. Each…

A: The random variable X is the number of heads The probability of getting a head is 0.3 The coin is…

Q: 6. A jar contains 10 blue marbles and 11 red marbles. Two marbles are drawn without replacement.…

A: Jar contain 10 blue marble and 11 red marble, Therefore jar contain total 21 marble, Out of 21…

Q: You roll a fair die four times. What is the probability that you roll at least one 3? O A. 1 O B.…

A: Required probability = 1- 0.83333*0.833333*0.833333*0.833333 = 0.518   Correct answer  is   (E).…

Q: A small town has two fire engines available for emergencies and are operating independently. The…

A: From the provided information, Probability that a specific engine is available when needed is 0.96…

Q: out of every 5 free throws. What is the probability, as a decimal, that Brian will make the next two…

A: Events are independent because the result of one throw does not affect the result of other throws

Q: Jerahmeel has some marbles in two bags. In one bag she has 3 orange, 3 black and 3 yellow marbles.…

A:

Q: One ball is picked at random from a box containing six red balls, eight white balls, and ten blue…

A: Givena box containsNo.of red balls =6No.of white balls = 8No.of blue balls = 10Total no.of balls =…

Q: A pair of fair dice are rolled. Find the probability that the sum is equal to 5. Find the…

A: you roll a fair die twice. then sample space(S);…

Q: Say you roll two dice. Find the probability c rolling a number greater than 2 on the first, and then…

A:

Q: Find the probability that when a couple has two ​children, at least one of them is a boy. ​(Assume…

A: Solution

Q: You are taking a multiple choice quiz. There are 10 questions. Each question has 4 possible answer…

A: Given : Probability of success,p =1/4 =  0.25 Probability of failure,q=(1- 0.25)= 0.75…

Q: Number of Tests Performed Number of Patients 12 1 8 2 2 3. 4 or more

A:

Q: 6. Consider the cdf of a random variable X defined below. 0, x 1.5) P(X ≤ 0.25) P(X -10)

A: Given: C.D.F of a random variable X FX (x) = 0                                 x < 014x…

Q: The conditional probability that the event A occurs, given that the event B occurs, is given by…

A:

Q: 70% of all students at a college still need to take another math class. If 4 students are randomly…

A: X~bin(n=4,p=0.70)

Q: Write your answer as a fraction reduced to lowest terms and as a percent rounded to the nearest…

A: When a coin is tossed then there are 2 possible outcomes.The probability of tossing a coin and it…

Q: If two dice are rolled one time,find the probability of getting these results.  a. A sum of 9 b. A…

A:

Q: There are 15 marbles in a jar: 3 red, 7 blue and 5 green. One marble is drawn at random, Find the…

A: Classical definition of probability tells us that  the probability of an event =number of favourable…

Q: a. What is the probability that your first call that connects is your 7th call? b. What is the…

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Q: A single die is rolled one time. Find the probability of rolling a number greater than 4 or less…

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Q: Write the solution legibly. No long explantion needed. Rate will be given. A pair of dice are…

A: Given that,  Two dice are tossed once,  We have to find the probability that one of the die shows a…

Q: Assume that male and female births are equally likely and that the birth of any child does not…

A: Here the given information is Assume that male and female births are equally likely and that the…