A mother just received the news that she is carrying an octuplet, determine the probability that the couple will have equal number of male and female in their children.

Q: Random variable has a normal distribution w/ mean = 25 & variance = 2.25 Determine the following pro...

A: In question, Given that random variable has a normal distribution w/ mean = 25 & variance = 2.25...

Q: The PDF of a random variable Y is y/2 0<y<2 fy (y) otherwise a. What is E[Y]? b. What is Var[Y]? Ans...

A: The PDF of random variable Y is f(y) = y/2 , 0&lt;y&lt;2 , 0 otherwise

Q: In a digital transmission system, bits of 0's and 1's are transmitted sequentially through a cable. ...

A: Given that  n=10 , p=20%=0.20 , q=1-p=1-0.20=0.80 X~Binomial(n=10,p=0.20) p=Probability of the bits ...

Q: The net weight (in oz) of a dry bleach product is to be monitored by ī and R control charts using a ...

A:

Q: A three colour spinner was spun 90 times. The outcomes are summarized in the table below: What is th...

A: A three colour spinner was spun 90 times. the outcomes are summarized in the table below: Colour ...

Q: If an employee is selected at random, find the probability that the employee is a deli/bakery worker...

A: Here total  employees = 45 represented in table  Probability = Favorable / total 

Q: Question 3 : Continuous Random continuous Vari'akle Let X a sanolom it kas Vari'able and suppadl pro...

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Q: Question 3 150 steel workshops have the following distribution of average number of workers in vario...

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Q: 5. A company has 7 applicants, three women and four men. Suppose that the 7 applicants are equally q...

A: Solution: Let X be the random variable that the number of women chosen to fill the two positions.  N...

Q: A. Identify whether each variable is a discrete or continuous. Write "D" if it is discrete variable ...

A: A. Identify variable is a discrete or continuous B Find the probability of the events

Q: If the lifetime of a computer is an exponential random variable whose mean is 5 year. Given that the...

A:

Q: Calculate the probability of 800 heads in 1600 tosses of a coin. If you cannot solve this exactly, c...

A: Number of tosses (n) = 1600 The probability of getting head in a single toss = 1/2 = 0.50.  

Q: 200 students were surveyed about sports they regularly participate in. a) How many don't participate...

A: In the given problem we have given that, 200 students were surveyed about sports they regularly part...

Q: If a randomly selected female student abstains from​ alcohol, what is the probability she attends a ...

A: Given info: 20.4% of women attending all-women colleges abstained from alcohol, compared to 17.7% of...

Q: Quition 2: ku a Die J ui ee Rall a fau dice Jueice Let X se a du crete vari able repreenting the san...

A: Probability of a random variable is the chances of occurrence of the random variable. Frequency of a...

Q: Officers The offices of president, vice president, secretary, and treasurer for an environmental clu...

A:

Q: Suppose P(A) = 0.3, P(B\A) = 0.75, P(B|A°) = 0.2, P(CLAN B) = 0.2, P(C)AnB) = 0.15, P(C|AnB) = 0.8, ...

A: Farmula used  P(A/B)=P(A⋂B)/P(B)  P(A⋂Bc)=P(A)-P(A⋂B)     

Q: Of all the people applying for a certain​ job, 90​% are qualified and10​% are not. The personnel man...

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Q: QUESTION 9 If you roll a fair 8-sided die 11 times, what is the probability that a 1 is rolled at le...

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Q: The probability that a man fishing at a particular place will catch 1, 2, 3,4 fish are 0.4, 0.3, 0.2...

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Q: A family has two children. Now, I tell you one of the children is a girl. What is the probability th...

A: here probability of girl = 12   probability of boy = 12 here each birth independent from each other ...

Q: A jar contains 8 pennies, 4 nickels and 7 dimes. A child selects 2 coins at random without replaceme...

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Q: A chemical supply company currently has in stock 100 Ib of a certain chemical, which it sells to cus...

A: Given, X 1 2 3 4 P(X) 0.3 0.5 0.1 0.1

Q: An airport limousine can accommodate up to four passengers on any one trip. The company will accept ...

A: this is a binomial distribution......

Q: A man wants to marry a girl having qualities: white complexion-the probability Getting such a girl i...

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Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a mea...

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Q: Jack and Alex are good friends. When Jack goes to a party, he calls Alex, and Alex goes with him to ...

A: The conditional probability of happening of event A when event B already happened, can be expressed ...

Q: d have balloons behind them. Once you select a door, the host of the game show, who knows exactly wh...

A: ANSWER: GIVEN THAT: Total number of doors = 500 doors open by host = 480 door open by participate = ...

Q: If a card is drawn from an ordinary deck, find the probability that it is heart.

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Q: R.3. Given 8 different natural numbers, none greater than 15, show that at least three pairs of them...

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Q: For mutually exclusive events R,, R2, and R3, we have P(R,) = 0.05, P(R2) = 0.4, and P(R3) = 0.55. A...

A: Solution: Let R1, R2and R3 be three mutually exclusive events.  P(R1)= 0.05P(R2)= 0.4P(R3)= 0.55P(Q|...

Q: An engineering construction firm is currently working on power plants at three different sites. Let ...

A: Venn diagram is used to represent groups of observations. It represent the similarity and dissimilar...

Q: There are 1000 students in the year level and they have to participate in a certain activity. They c...

A: In the given problem, there are 1000 students in the year level and they have to participate in a ce...

Q: A binomial experiment with probability of success p = 0.45 and n=7 trials is conducted. What is the ...

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Q: There are some variations in the size of peanut m&m candies, due to the natural variation in the siz...

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Q: Identify if the following situations involve combination or not. Write CO on the blank if it is a co...

A: Given some situations, we have to identify the following situations involve combination or not.  We ...

Q: The 2010 Philippines Census found the chance of a household being a certain size. The data is in the...

A: A discrete random variable is a variable whose values are obtained by counting. Though, the values c...

Q: In how many ways can you choose 2 clubs and 3 hearts in a standard deck of cards? Compute the total ...

A: Principle counting can be understand using the two methods, they are permutation and combination. Pe...

Q: 2) Shade (BU C) U A A

A: Given that (B∪C)'∪A  We have to shade the given area  

Q: Stuck on C for the following homework problem:  Intro to Statistics using Openstax Introductory Stat...

A: GivenMean(μ)=25000standard deviation(σ)=14700

Q: Question: Prove that the U(0, theta) density belongs to a scale family.

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Q: There are 4 oranges, 5 apples and 6 mangoes in a basket. In how many ways can a person make a select...

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Q: On a popular app, users rate hair salons as 1, 2, 3, 4, or 5 stars. Suppose a rating is randomly sel...

A: Solution

Q: Five balls needs to be placed in three boxes. Each box can hold all the five balls. In how many ways...

A:

Q: Two different missiles are shot simultaneously at a practice target. If the probability of the first...

A: Given that  The probability of the first one hitting the target=P(A) =1/4 The probability of the sec...

Q: The probabilities that a customer buys 1, 2, 3, 5, 8 apples each day in a grocery store are 0.20, 0....

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Q: Alvie Singer lives at 0 in the accompanying diagram and has four friends who live at A, 8, C, and D....

A: The probability mass function(pmf) of a discrete random variable is a function that gives the probab...

Q: Use probability and Z-test A number is selected at random from the integers 2 to 25. Find the probab...

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Q: A pair of dice is tossed. Find the probability of getting at least a sum of 5.

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Q: et-distribution curve will eventually approach a normal curve as we increase the degrees of freedom ...

A: We know that  The t - distribution depends on degrees of freedom  Df = n -1