After vaccination, the probability of getting flu is 0.15. Without vaccination, it is 0.4. In a particular country, 45% of the population is vaccinated. If a randomselection is made, what is the probability that the person who has flu is vaccinated?

Q: What is the probability that a random variable will have values of three or less?

A: Given that  Probability mass function  X 0 1 2 3 4 5 6 7 8 9 10 P(x) 0.06 0.14 0.16 0.14 0.12…

Q: Given that an egg is large, what is the probability (between 0 and 1) that it was laid by a sumatra…

A: Let us define some events A : an egg is laid by chantecler variety  B : an egg is laid by sumatra…

Q: equiring photo identification has been a controversial practice in recent elections. According to a…

A: Given problem is binomial distribution Let X : Americans favor requiring voters to provide photo…

Q: In a dental study on children it was found that the probability of the child population having any…

A: P(C) = p = 2/3 P(Not C) = q = 1-p= 1/3

Q: Catherine Chao, director of marketing research, needs a sample of Kansas city households to…

A:

Q: About 8% of the U.A. Population catches the flu each season. Assuming everyone has equal probability…

A: From the given information, we have About 8% of the U.A. Population catches the flu each season…

Q: In a recent year, 13% of businesses have eliminated jobs. If 6 businesses are randomly sampled, what…

A: Let us denote X=the number of businesses that have eliminated jobs. n=sample size=6 p=probability of…

Q: A skating rink attendant monitored the number of injuries at the rink over the past year. He tracked…

A: Given data is   Minors Adults Seniors Total In-line skates 3 3 3 9 Roller skates 4 4 5 13…

Q: A maker of yardsticks has an ink problem that causes the markings to smear on 4% of the yardsticks.…

A: Given information:It is given that N=2,000; n=100; p=0.04 (=4%).The sample proportion is…

Q: What is the probability that a randomly selected tea is mint given that the tea is caffeinated?

A: The data is given by   Caffeine-free Caffeinated Total Mint 7 7 14 Fruity 11 7 18 Total 18…

Q: A university claims that 70% of its athletes earn a degree.  Suppose that the records of 100…

A: 70% of the athletes earn a degree. 100 athletes are chosen at random. Define the Random Variable, X…

Q: Migraine medication was administered to patients in that 5% experienced weight gain as a side…

A:

Q: In engineering data analysis class, there are 20% girls and 80% boys. Students are either in OBL or…

A: Solution: 2. From the given information,

Q: Seventy-six percent of toddlers get their recommended immunizations. Suppose that 6 toddlers are…

A: Given,p=0.76n=6

Q: The leading brand of powdered milk in the Philippines has a market share of 45%. A sample of 14…

A: X: the leading brand of powdered milk in the philippinesX~Binomial(n,p)where n=14…

Q: A manufacturer of aspirin claims that the proportion of headache sufferers who get relief with just…

A:

Q: The Newspaper reports that among individuals in the 40 to 50 age, 45% drink coffee. If 200 people of…

A: Givenp=0.45n=200let "x" be the number of coffee…

Q: The composition of students enrolled in a statistics class 10:30-12:00, Tth is shown below. Course…

A: As per our guidelines, we are allowed to answer first question to appear only. Thanks. Please post…

Q: If a load can be modeled as a uniform random variable ranging from 70 to 226, what is the…

A: Given that,  A load can be modeled as a uniform random variable ranging from 70 and 226.

Q: A drug den uses a traveler to deliver drugs without being apprehended by the customs. The traveler…

A:

Q: At a cell phone assembly plant, 82% of the cell phone keypads pass inspection. A random sample of…

A:

Q: Color blindness has a rate of about 5% among males. If you pick a group of 15 males, what is the…

A:

Q: What is the probability that a randomly selected friend tasted peaches and preferred non- organic?

A: The data is given by   Organic Non-organic Total Apples 4 3 7 Peaches 4 1 5 Toral 8 4 12

Q: A DVD rental store wants to know what proportion of its customers are under age 21. A simple random…

A: Given, p = 0.60 n = 600 Let p^ be the sample proportion

Q: A news report stated that 65% of vehicles sold nationally were SUVs. A random sample of 100 vehicles…

A: Given info: Here, n=100, p=0.65.

Q: If a particular shipment of thousands of aspirin tablets actually has a 44​% rate of​ defects, what…

A: It is given that aspirin tablets have a 44% rate of defects. That is probability of getting a…

Q: hilitu of cuccers n035 and n=5 trials is conducted, What is the probability that the experiment…

A: It is given that n=5 and p=0.35.

Q: What is the probability of hitting a target, if in the long run, 71 out of every 464 attempts…

A: Probability:The probability of an event A is obtained  by the formula:

Q: In a factory that produces blocks of ready- made concrete, if the percentage of production of…

A: Given data,Sample size n=5Percentage of production of defective blocks is p=0.6Let X be event that…

Q: It has been found that 1 out of every 10 visitors to a museum buys something from the gift shop. If…

A:

Q: If a particular shipment of thousands of aspirin tablets actually has a 6​% rate of​ defects, what…

A: Given datap=0.06n = 21Applying Binomial theoremProbability of x success out of n trial is given by

Q: In a random survey of 20 students, find the probability that exactly 17 of them will say that they…

A: Given: Total number of students in survey n=20 Number of students say that they do not get enough…

Q: A nylon connector manufacturing plant yields 15 % defective items. If 1000 connectors are randomly…

A: Here, n = 1000, p = 0.15.

Q: rolled three

A:

Q: If the population proportion is 0.90 and a sample of size 64 is taken, what is the probability that…

A:

Q: It has been found that 2 out of every 10 people who visit a local store purchase milk. If we…

A: The probability that more than three of the visitors will purchase milk is obtained below: From the…

Q: What is the probability that at least one copier is working when school opens? What is the expected…

A:

Q: A random sample of 270 homes was taken from a large population of older homes to estimate the…

A: Given: A random sample of 270 homes was taken from a large population of older homes to estimate the…

Q: The chance that a U.S. police chief believes raising the cost of parking tickets "significantly…

A: We have given that  n=9 , p=1/4=0.25  , q=1-0.25=0.75 X~Binomial(n=9,p=0.25) Find P(X=5)

Q: A sampling of children was asked if they would they prefer a lion or elephant  as their favorite…

A: Given data,   Lion Elephant Total Boys 90 110 200 Girls 75 85 160…

Q: f 2 percent of the rifles in an arsenal are defective, what is the probability that a random sample…

A: Given that  2 percent of the rifles in an arsenal are defective . P = 2% = 0.02 Sample size (n) =…

Q: What is the probability that a randomly selected female student abstains from​ alcohol?

A:

Q: Find the probability of getting someone who test positive, given that he or she had the disease…

A:

Q: What is the probability of randomly selecting a female respondent from the sample?

A: Given contingency table is:   Probability = number of favorable events/ Total number of events in…

Q: What is the probability that a randomly selected passenger survived on the Titanic? What is the…

A:

Q: What is the probability that there would be no cracks in a particular 3-km section of the…

A: Let, X be the number of cracks in a 105-km expressway. Here , X has Poisson distribution with mean…

Q: If the rework percentage increases to 4%, what is the probability that all 20 samples do not require…

A: 1. Let , X be the number of parts in the sample that does not require rework. Here , X→B(n=0.01 ,…

Q: It is known that​ 35% of students change their major in college. In a random sample of 500​…

A:

Q: Sixty-three percent of U.S. households have a personal computer. In a random sample of 400…

A: Let p be the proportion of households have a personal computer. Given that p = 0.63 Let X denote the…

Q: MHS has three copiers, and because teachers make a lot of copies, often copiers need to be repaired.…

A: As per the guidelines, I can solve only the first 3 subparts. Kindly repost the last part. Thatnks!

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.