4. In a game, if after tossing a coin the outcome is head, you have to toss it again. If the outcome is tail, then you have to throw a die. What is the probability that a die shows a number greater than 4 given that there is at least 1 tail?

Q: Parking your car at MIT is expensive, so expensive that you decide that it must be cheaper to keep…

A: Given that the probability that a Cambridge meter maid will notice the illegal parking is 0.25. Upon…

Q: 7. There are four QA inspectors in a packaging factory. Each one is supposed to stamp the date of…

A:

Q: A sample of 42 chemists from Washington state shows an average salary of $39,420 with a standard…

A:

Q: 8. Dad's music collection includes 5 rock music albums, 3 classical music albums, and one love song…

A: 5 rock music albums  3 classical music albums  1 love song album ____________________________ 9…

Q: scientist is studying the relationship between stomach aches and headaches among students. On her…

A:

Q: (a) P(0 ≤Z≤ 2.87) (b) P(0 ≤ Zs 2) (c) P(-2.10 ≤ Z≤ 0)

A: Given: Z is a standard normal variable. Required: To find the probabilities

Q: The data show the daily high temperature in a town every day for a week. Mon Tue Wed Thu Fri Sat Sun…

A: Given that  Mon Tue Wed Thu Fri Sat Sun 76°F 78°F 81°F 74°F 69°F 69°F 70°F

Q: Which engineer would you guess did the work?

A: From given data we have : P(Engineer 1)=70%=0.7 P(error |Engineer 1)=0.02 P(Engineer…

Q: i want to repost and answer the remaining question

A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted....…

Q: Alana has a packet with 3 silver wrapping papers, 5 golden wrapping papers, and 6 pink wrapping…

A: Given that :  3 silver wrapping paper  5 golden wrapping paper  6 pink wrapping paper  Two wrapping…

Q: In this type of sampling technique, the population is subdivided into at lea different subgroups…

A: Stratified sampling: When the units in the population are divided into subgroups and then the sample…

Q: A certain system can experience three different types of defects. Let Ai (i = 1,2,3) denote the…

A:

Q: P(A)=0.45, P(B)=0.58, and P(B|A)= 0.05. What is P(A and B)?

A: Given that  P(A)=0.45, P(B)=0.58, and P(B|A)= 0.05

Q: 6 (a) Calculate 40% of 250. (b) Calculate 130% of 79. (c) 85 is what percentage of 140? (d) 62 is…

A: We need to calculate: 6 (a) Calculate 40% of 250. (b) Calculate 130% of 79. (c) 85 is what…

Q: Each day Donna and Mary toss a coin to see who buys the other person coffee ($1.31 a cup). One…

A: Given Information: Each day Donna and Mary toss a coin to see who buys the other person coffee. The…

Q: The move to online instruction that was forced on universities by COVID has introduced considerable…

A: Given information: x P(x) 200 0.1 250 0.2 300 0.4 350 0.15 400 0.15 Sum 1

Q: Let assume independent tosses of an unfair six-sided die as 1 1 12'3'3'4'12'). Compute random…

A: Given that the tosses of an unfair six sided die are independent with μ=112,13,18,14,112,18.

Q: A multiple choice exam has 3 choices for each question. A student has studied enough so that the…

A: given data  multiple choice exam  3 choices of each questions  event :  A: know the answer P(A) =0.5…

Q: There is a mixed group of 100 students and/or teachers; 45 are boys, 55 are Girls, and 23 are female…

A: 45 - boys 55 - girls 100 total students or teachers 23 are female teachers

Q: Suppose you have a rigged coin that gives a higher probability of coming up heads. (Probability…

A: a) On average, you have to toss the coin H/(1-H) times to get the first head. b) On average, you…

Q: A cell phone user selects apps to download. Each of 10 apps is independently selected with…

A:

Q: Machine A makes 15% of the components, machine makes 30%, machine C makes 35% and machine D makes…

A: Given: P(A)=0.15P(B)=0.3P(C)=0.35P(D)=1-P(A)+P(B)+P(C)         =1-[0.15+0.30+0.35]         =0.2…

Q: Drug tests are designed with a known sensitivity. However, those interested in such tests want to…

A: Given information: The accuracy of the test is 99% and that 0.5% of the population uses the drug.…

Q: 5. Mammograms are 80% effective in detecting breast cancer. However, their false positive rate is…

A:

Q: Use a numerical integration command on a graphing calculator to find the indicated probability. The…

A: Given, mean is 45000 and standard deviation is 14000. We will use z-standard normal distribution.

Q: 4-24 In a lot of 200 electrical fuses, 20 are known to be nonconforming. A sample of 10 fuses is…

A: Given that, in a lot of 200 electrical fuses, 20 are known to be nonconforming. A sample of 10 fuses…

Q: Let X = the number of nonzero digits in a randomly selected 4-digit PIN that has no restriction on…

A: The random variable X represents the number of nonzero digits in a randomly selected 4-digit PIN…

Q: Let X denote the amount of time a book on two-hour reserve is actually checked out, and suppose the…

A: As per our guidelines we are supposed to answer only 3 sub-parts of any questions so i am solving…

Q: The preeminent basketball philosopher Rasheed Wallace popularized the phrase, "Ball don't Lie". What…

A: Given: sample size: n1=177n2=145 sample proportion:…

Q: Confused as to where/how you derived  p(A∪B') = P(A) + P(A'∩B').

A: We have to prove identity We know basic P(A') =1- P(A) With the help of some rules we can easily…

Q: A critical piece of equipment operating at an arctic base has an engine, transmission and power-take…

A: From the given information, There are three units: engine, transmission and PTO. Condition: The…

Q: The cumulative distribution function F(x) of a random variable X is given by 0, -8 <x<-1 0.2, 0.8,…

A:

Q: Samples of skin experiencing desquamation are analyzed for both moisture and melanin content. The…

A: moisture content…

Q: 4. Suppose 2 = {1,2,...}. Assume that {n} is an event for every n e Q. Also, assume that 1 = P({n})…

A: Given that Suppose Ω=1,2,..... Assume that n is an event for every n∈Ω. Also, assume that…

Q: (a) What is the probability that exactly 10 of these are from the second section? (Round your answer…

A: From given data we have : sample size n=15 population  N=65 success size k= 40

Q: Note: Please make sure to properly format your answers. All dollar figures in the answers need to…

A: 6. Mean water bill for the entire year: Mean=∑i=112xiNumber of months…

Q: The probability a machine has a lifespan of more than 5 years is 0.8. Ten machines are chosen at…

A: Given: Sample size (n) = 10 The probability that a machine has a lifespan of more than 5 years is…

Q: Amy tosses a fair seven-sided die 4 times.  What is the probab

A: Given information: Amy tosses a fair seven-sided die 4 times. The total number of outcomes is,…

Q: A single card is drawn from a standard 52-card deck. What is the probability that the card is either…

A: Given that, a single card is drawn from a standard 52-card deck.

Q: Write a fraction as a percent

A: A fraction can be converted into a percent by dividing the numerator by the denominator and then…

Q: If P(A/B) = P(A) and P(B/A)=P(B), then A and B are: O A. Mutually exclusive O B. Dependent O C.…

A: Equally likely events:   The two events are said to be Equally likely event if every event has the…

Q: Direction: Solve the following problems in the space provided. Let the continuous density function…

A: Given information: ft=kt, 0≤t≤2 The value of k is calculate below: ∫02ftdt=1∫02ktdt=1kt2202=1k2*4=1…

Q: The probability distribution for the random variable, x, is x:2, 2.5,3.0,3.5,4.0 ,4.5 and P(x):0.07,…

A: x P(X) 2 0.07 2.5 0.36 3 0.21 3.5 0.19 4 0.10 5 0.07

Q: 2. In a game, you have to roll a six-sided die and flip a coin. What is the probability of getting a…

A: Given Dice is thrown and also coin throw

Q: Let the random variable X be the number of months that a certain owner of an estate needs to pay a…

A: Let Y be a random variable denoting the amount of loan. first, two months' amount is $200 received…

Q: 5. Given the data set below. Find the mean, median, mode, range, sample variance, and sample…

A: Mean, median and mode are the measures of central tendency. The give the central value of a…

Q: How do rates help you describe real-life problems

A: First understand definition of rate  * Rate is used for the comparison of two measurements of…

Q: ability that at least one of the events occur is mutually independent events and that P(A) = 0.3,…

A: It is given that  Red balls = 3 Black balls = 5 Total balls = 8

Q: FIGURE 7.4 Sampling distribution of for n=2 dice .30- 8

A: Simulation code  If a single die is tossed the probability of chance of occurrence = 16 If two dice…

Q: In how many ways can we select 5 people out of ?10, of which a particular person is not included 965…

A: Given, there are 10 people and 5 are selected.but a particular person is not included.