Compute the relative frequency of the given event if an author as specified is chosen at random. An unsuccessful author is established

Q: The probability that exactly 2 of the rocks are sedimentary is

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Q: Ex. 1. 7. The mean age of non-residential buildings is 30 years and their standard deviation 5 years...

A: You have Asked for first part sol.

Q: 3) Mr. Rodriguez needs to select 9 players for his basketball team. There are 20 available players ....

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Q: Find Probability that, a person who test positive has disease.

A: HERE DEFINE events  person have disease  = X test result positive  = Y

Q: Find the mean, variance, and standard deviation of the binomial distribution with the given values o...

A: The parameters of Binomial distribution are given by n = 90 and p = 0.7

Q: Find Probability that, a person who test positive has disease.

A: here define events person have disease = D test result positive  = T  

Q: Miss Mathica Kumpleto (MMK), a SHS Math teacher in Mathalino National High School would like to find...

A: r  

Q: 52 well-shuffled cards. Find the probability that (a) 4 are queens, (b) 2 are jacks and 3 are queens...

A: HERE 5 CARDS ARE DRAWN FROM DECK OF 52 CARDS  there are total 52 cards in standard deck  here it is ...

Q: A population of 80 rats is tested for 4 genetic mutations after exposure to some chemicals: mutation...

A: From the given information,  A population of 80 rats is tested for 4 genetic mutations after exposur...

Q: The tensile strength of paper is modeled by a normal distribution with a mean of 36 pounds per squar...

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Q: The large airline company, Tale Winds, knows from experience that only 73% of the passengers booked ...

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Q: For numbers 17- 20: The Venn diagram shows the survey of students about their favorite 41 32 52 17. ...

A: Given a Venn Diagram showing the survey of students about their favorite fast-food chain.  

Q: Find the probability of the indicated event. a. She gets one of each color other than blue, given th...

A: Here use Bayes rule and hypergeometric distribution 

Q: A study of the diastolic blood pressures of men produced a mean of 82mmHg and a standard deviation o...

A: The mean is 82 and the standard deviation is 10.

Q: How many four-letter sequences are possible that use the letters c, r, h, e once each?

A: According to the given information in this question We need to find that how many four letters seque...

Q: how many ways can a party of 8 people be seated in a circular table if 3 of them insist on sitting s

A: Given data,In a party there are 8 peoplen=8how many ways can a party of 8 people be seated in a circ...

Q: 1. Describe the distribution of the mean of the sample means for samples of sizes i) ii) 10 50. 2. D...

A: Here use central limit theorem 

Q: Find the probability using the standard normal distribution. P (z< - 0.42)

A: GivenP(z&lt;-0.42)

Q: Find the probability using the standard normal distribution. P (- 1.57 < z < 0)

A: GivenP(-1.57&lt;z&lt;0)

Q: Scores from a recent test in a Calculus course are 93, 52, 92, 81, 76, 34, 87, 91, 98, 64, 93, 84, 4...

A: Histogram is used to meausre the spread of the data. It helps to understand whether the data is skew...

Q: During the NCAA basketball tournament season, affectionately called March Madness, part of one team'...

A: Given that n =2 , p=0.526

Q: ckle cell anemia is an inherited disease in which red blood cells become distorted and prived of oxy...

A: Given that,S represents Sickle cell genes represents healthy gene P(Child has sickle cell anemia)=?

Q: a pluduet pPomotion (with a patriotic theme) for the month of July, a soft drink produces glass bott...

A: a) From the given information,  There are N different bottle caps. Let us consider, the distinct cap...

Q: The odds in favor of Nolan getting promoted are 5:1. Find the probability that Nolan gets promoted. ...

A: Given that  The odds in favor of Nolan getting promoted are 5:1 The odds in favor of event A.

Q: (Use Conditional to Bayes) A bag contains 5red balls and 4 green balls. A ball is taken at random, ...

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Q: Q2. Joint distribution of continuous random variables Suppose two random variables X and Y have a jo...

A: Given that  Suppose two random variables X and Y have a joint pdf   f(x, y) = ax³y, 0≤x≤1, 0 ≤ y ≤ 1...

Q: 29. The randomvariable Xis binomial with parameters n= 5 and p= 0.17, compute its mean and standard ...

A: (29)  Let X be the random variable from binomial distribution with probability (p) = 0.17 and sample...

Q: In an English test, the mean is 60 and the standard deviation is 6. Assuming the scores are normally...

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Q: Using visual inspection with the given histogram and Q-Q Plot below, does the data show evidence tha...

A:     In the Q-Q plot our variable follows normal distribution the quantiles of our variable must be p...

Q: Verify Property 2 of the definition of a probability density function over the given interval. 1 f(x...

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Q: The arduous task of combing and tying up long hair and a desire to assimilate has led to approximate...

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are sol...

Q: A lightbulb manufacturer ships large consignments of lightbulbs to big industrial users. When the pr...

A: For the given data Find the probabilities

Q: 3 groups of 3 people are to be selected from 9 people, of whom 3 are man teachers, 2 lady teachers a...

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Q: In how many ways can 8 different pizza toppings be chosen from 14 available toppings? There are ways...

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Q: Determine if the events are mutually exclusive or non-mutually exclusive. Then find the probability ...

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Q: Three cards are drawn from an ordinary deck of 52 cards. Find the probability that (a) all cards are...

A: we know that a pack of 52 cards is divided into4 suits and each suit has 13 cards.no.of ace cards=4

Q: Cellphone number are at what level of measurement? A. Nominal B. Ordinal C. Interval D. Ratio

A: In this case, we need to identify the level of measurement for a cellphone number.

Q: How many unordered sets are there of four items chosen from eight

A: According to the given information in this question We need to find the value of C(8,4)  

Q: The following question asks you to determine probabilities of different outcomes of rolling two stan...

A: We have given that when a two dice is rolled the sample space is  S={ (1,1) (1,2) (1,3) (1,4) (1,5) ...

Q: 5. How is the sampling distribution of the statistic displayed?

A: We have to find that  The sampling distribution of chi square Statistic :   

Q: The table to the right shows the number of people testing positive for a certain disease amongst tho...

A: Required probability is P(tested positive | have disease)

Q: Let X be a random variable with p.d.f f(x) =)*,x 1,2,3, ... . Find P(A), %3D where A=(1,3,5, .} 2/3 ...

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Q: class of 14 boys and 16 girls . What is the probability of choosing a boy from a class

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Q: 44. A regression analysis yields the line ŷ = 32 + 0.4x. One of the subjects, Racheal, has a = 60 an...

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Q: 5) From a deck of 52 playing cards, 5 cards are to be drawn. a. How many 5-card hands are possible? ...

A: HERE GIVEN,  There are total 52 cards there are 13 cards in each suit there are 26 black cards  ther...

Q: A series of n jobs arrive at a multiprocessor computer with n processors. Assume that each of the n"...

A: The probability of an event is the ratio of the number of cases favorable to that event to the numbe...

Q: The probability of selecting a letter worth 4 points is (Type an integer or a simplified fraction.)

A: Here use basic probability  = #Favorable outcome/#total outcomes   

Q: In the game of blackjack as played in casinos in Las Vegas, Atlantic City, Niagara Falls, as well as...

A: Disclaimer : “Since you have posted a question with multiple sub-parts, we will solve first three su...

Q: 1. Given that P(A) =.P(B) = and P(AOB) = find P(AUB)

A: Note: Please repost remaining questions as I can author only 1 question as per my policy 1)Given dat...

Q: According to records, the amount of precipitation in a certain city on a November day has a mean of ...

A: