Three boys and six girls are being seated in a row of nine chairs on a stage which are numbered from left to right. How many seating arrangements are there if the first four seats alternate girl, boy, girl, boy?

Q: Electricity bills: According to a government energy agency, the mean monthly household electricity…

A: Given information:Let X be the  monthly household electricity bill in the United States in 2011.It…

Q: 1. After getting a wonderful teaching job, you naturally want to get something nice for your…

A: (As per our standard guidelines, we are supposed to answer only 1 question.)1) Given:Recliner…

Q: What is the probability of randomly selecting two marbles without replacement from a bag containing…

A: Total marbles=5+3+2=10Red marbles=5Blue marbles=3Green marbles=2

Q: 2. Look at your graph in problem 1. What is the probability that 2 ≤ x ≤ 5?

A: The given graph is parallel to -axis, So we are going to assume that the random variable  is plotted…

Q: Studies have shown that 30% of women use sunscreen regularly on their face and other exposed skin…

A: 30% women use sunscreen, p = 0.30 q = 1 - p = 1 - 0.30 = 0.70 Sample of 12 women , n = 12 Binomial…

Q: A gene can be either type A or type B, and it can be either dominant or recessive. If the gene is…

A: Given that Events A: gene of type A B : gene of type B D: gene is dominantR: gene is…

Q: During business hours, the number of calls passing through a particular cellular relay system…

A: The average no.of calls passing through a particular cellular system ()= 5 per minute A random…

Q: The amount of coffee poured from a dispenser into a glass obeys the normal law whose average is 300…

A: Mean Standard deviation

Q: You are at a casino and see a new gambling game. You quickly assess the game and have determined…

A: Given that the new gambling game has formulated as a Markov Chain with three absorbing states. The…

Q: Consider the unit cirlce in the plane; that is, the set of all points within a distance of 1 of the…

A:

Q: USE SALT (a) (c)= 0.9857 2.189 (b) P(0 ≤Z≤ c) = 0.3133 0.89 (c) P(C≤ Z) = 0.1335 1.11

A:

Q: The chance that a U.S. police chief believes that the death penalty significantly reduces the number…

A: We have given thatnumber of trials (n) = 25Probability of U.S. chief police believing death penalty…

Q: A total of 10 toys are sequentially and randomly chosen, without replacement from a toy box…

A: No.of red toys=4No.of blue toys=6Total no.of toys=10

Q: How would it look like if someone drew it

A:

Q: An employee at Coconino Community College (CCC) is evaluated based on goal setting and…

A: The table containing categories, ratings, and weights for a particular employee is given…

Q: Marie and Sally make painted mugs for a shop. Marie's cups are 59% with no flaws, 30% with one flaw…

A: The probability that Sally made the cup:     The probability that Marie made the cup:     The…

Q: The household size in a certain neighborhood varies from 1 to 6 The probability function of the the…

A: x0123456f(x)0.040.150.170.320.190.10.03

Q: The basic blood types are represented by letters: A, B, AB, and O. There is also an Rh factor…

A: Given variables:1. Blood types: 4 (A, B, AB, O)2. Rh factors: 2 (Positive, Negative)3. Genders: 2…

Q: Given =r0.92, find the coefficients of determination and non-determination and explain the meaning…

A: The correlation coefficient:

Q: Help me please:  Assume X~Possion(λ). Use the definition of expectation to find E[X]

A:

Q: Students were surveyed on campus about their study habits. Some said they study in the morning,…

A: Given data in the problem isnumber of students = 8+4+2+3+9+1                                      =…

Q: a group of ten residents in a certain county, 3 are Republicans, 5 are Democrats, and 2 are…

A: It is given that, There are a group of ten residents in a certain county in which 3 are Republicans,…

Q: Pupils Per Teacher The average number of pupils per teacher in certain states is shown in the…

A: Given information: Class limitsfrequency08--11212--151116-191620-231224-272Total43

Q: Marco is a basketball player who succeeds 90% of his free throws. What is the probability that he…

A: the probability that Marco succeeds in minus 7 of his next 10 free throws, you can use the binomial…

Q: Let X1, X2,... be independent. In which of the following situations does (X) satisfy the Lindeberg…

A: The Lindeberg central limit theorem, a variation of the central limit theorem that applies to a…

Q: Let X = the time between two successive arrivals at the drive-up window of a local bank. If X has an…

A: According to the Bartleby guidelines experts solve only one question and maximum three subparts of…

Q: In each case, determine the value of the constant c that makes the probability statement correct.…

A: Mean=0Standard deviation=1

Q: In a classroom there are 28 tablets which includes 5 that are defective. If seven tablets are chosen…

A: No.of defective tablets=5No.of non defective tablets=23

Q: Calculate n Sn=²= 1² +2²+3²+...+² i=1

A: the question is to calculate the value the

Q: Stories in the World’s Tallest Buildings The number of stories in each of a sample of the world’s 27…

A: The number of stories in each of a sample of the world’s 27 tallest buildings is given.

Q: The diameters of ball bearings are distributed normally. The mean diameter is 53 millimeters and the…

A: From the provided information,

Q: Suppose that we have a deck of 30 cards. Both sides of the first 10 cards are colored red, both…

A: Given: Let R be the event that the top side of the top card is red.Let B be the event that the…

Q: Let x be the sample mean number of inventory items. To be within 25 items of the mean, μ, we want…

A: Given that is the sample mean number of inventory items.

Q: This is a probability example problem dealing with Hypergeometric Distribution: Twenty identical…

A: Total number of packets = 20Number of cocaine packets = 15Number of non cocaine packets = 5We need…

Q: a) number (N) is safety incidents per month which correlates with following table: n 0-2 3 4 5 ≥6…

A: Since you have asked multiple question, we will answer the first question for you. If you want any…

Q: Question 8 Each of 12 refrigerators of a certain type has been returned to a distributor because of…

A: Given:Total number of refrigerators: N=12Number of refrigerators with defective compressors:…

Q: We consider that the daily number of telephone calls received by the STOF store switchboard operator…

A: Mean()=120Standard deviation()=20

Q: Assume that X is a Poisson random variable with = 5. Calculate the following probabilities. Note: Do…

A: Assume that X is a Poisson random variable with μ = 5 .

Q: Sara and Petros each have a standard deck of cards. Independently, each of them selects a card…

A: Since Sara and Petros each select a card independently at random from their respective decks, we can…

Q: For each of the following random variables, say whether it is continuous or discrete: a) the number…

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

Q: Q 2.7. Suppose that X is a random variable which is uniformly distributed on the interval [0, 1].…

A: Random Variables: Understand what random variables are and how they can represent uncertain or…

Q: The moment generating function of X is given as follows: M(x)(t)= e^(8t). Use the moment generating…

A: It is required to calculate the mean of the random variable X, using the moment generating function.

Q: We consider a Markov Chain with states 0, 1, 2, 3, 4, and 5 with the transition probability matrix…

A: Given the Markov Chain with states 0, 1, 2, 3, 4, and 5 with the transition probability matrix:

Q: 7. A combination lock opens with the correct four-digit code. Each wheel rotates through t digits 1…

A: We have given combination lock opens with the correct four digit code and each wheel rotates through…

Q: being on time is 0.74. The probability of a repair being satisfactory is 0.41. The probability of a…

A: It is given that P( on time ) = 0.74P( satisfactory ) = 0.41P( on time and satisfactory ) = 0.26

Q: Question 4 An insurance company offers its policyholders a number of different payment options. For…

A: CDF : Cummulative distribution function is defined as follows :CDF of a random variable X is defined…

Q: The number of birth defects in a region is commonly modeled as having a binomial distribution, with…

A: p=sample size(n)=200

Q: A coin is tossed 17 times. In how many outcomes do at most 2 tails occur?

A: Solution-:A coin is tossed 17 times. In how many outcomes do at most 2 tails occur?

Q: Determine whether the given experiment results in a binomial distribution. If not, select the reason…

A: The objective is to determine whether the given procedure results in a binomial distribution.Given…

Q: Passenger Vehicle Deaths The number of people killed in each state from passenger vehicle crashes…

A: From the provided information,The data values are as…