According to the American Marketing​ Association, in one​ month, 25% of a social​ media's users were between 25 and 34 years old. If a random sample of nine adults was selected. Complete parts a through d.   What is the probability that exactly one adult from this sample was between 25 and 34 years​ old?

Q: On average, the number of students that choose to study Arts related subjects at lowa University is…

A:

Q: If all rankings are considered equally likely, what is the probability that women took the top 6…

A:

Q: Sixteen of the 200 digital video recorders in an inventory are known to be defective. What is the…

A: It is given that, 16 of the 200 digital video recorders in an inventory are known to be defective.

Q: According to the National Oceanic and Atmospheric Administration (NOAA), between 1851 and 2013 there…

A: Given The total number of hurricanes between 1851 and 2013 are 290. The frequency table for…

Q: Last year, 1,460 calculators were returned to the manufacturer. If 83,000 were produced, assign a…

A: Given: Total number of calculators produced=83,000 Number of calculators returned=1460

Q: considered equally likely, what is the probability that men took the top 4 ranks.

A: here given there are 6 women and 4 men in class of engineering data analysis  and given that there…

Q: ABC Interactive survey stated that 25% of employees said that their company is loyal to them. Ten…

A:

Q: Twenty-four percent of couples who plan to marry this year are planning destination weddings. In a…

A: I solved exactly first 3 subpart because of bartleby policy....   Let random variable X: number of…

Q: According to the National Center for Education Statistics, 17% of all people in the United States,…

A:

Q: If the probability of having a female tortoise is 0.35, what is the probability of having four…

A: Given that,  The probability of having a female tortoise is, p = 0.35 The no.of eggs in a nest is, n…

Q: According to some estimates, approximately 34.3% of the American population has A+ blood.  Suppose…

A: From the provided information, 34.3% of the American population has A+ blood that is p = 0.343…

Q: An economics professional body estimates that 75% of the students taking undergraduate economics…

A:

Q: According to a WHO poll, 66 percent of the world's population experiences severe stress at least…

A: Solution

Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…

A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.

Q: A basketball player with a history of making 80% of the foul shots taken during games. What is…

A: Given that n =7 , p= 0.80 Find P ( X =5 ) =?

Q: A class in Engineering Data Analysis consists of 6 women and 4 men. Their grades are calculated, and…

A:

Q: According to an article published at heart.org in 2015 regarding a variety of US health data: Given…

A: Solution: Given information: Let A  be the event that someone in the US has a first time  heart…

Q: According to estimates, 0.3 percent of residents in a given city own dogs. Calculate the likelihood…

A: The question is about discrete prob. distribution Given : Prob. that residents in a city own a dog (…

Q: The Statistical Bulletin reports that 22.5% of the households in the country are inhabited by one…

A: See below hand written answer: hgyukj

Q: Ecording tó thẻ Nèw York Times, eleven percent of parents helped their college ildren write an…

A: Given data,p=11%=0.11n=7P(X≤2)=?

Q: According to some estimates, approximately 34.3% of the American population has A+ blood.  Suppose…

A: We have to find given probabaility.

Q: According to a survey, 78% of the students at Delta own a calculator. A group of 18 students is…

A: The probability that a student at DElta owns a calculator: p = 0.78   To find: When a group of 18…

Q: The national weather service states that 40% of hurricanes that make landfall on the east coast of…

A: we have to find probability that in a sample of 19 hurricanes that make landfall on the east coast…

Q: In 2017, 39.2% of the total email messages is spam. If 59 email messages from 2017 are randomly…

A: From the given information ,39.2% of the total email messages is spam .ie, P(success) = p = 39.2% =…

Q: According to US Census Bureau data 8% of African American adults earn more than $100,000 per year.…

A:

Q: A three-bulbed flask contains five particles. What is the probability, to three significant figures,…

A: Let us assume X be the random variable representing the number of particles, out of total 5, in the…

Q: It is known that 15% of the seniors in a large high school will enter military service upon…

A: Given,15% of the seniors in a large high school will enter military service upon graduation. That…

Q: The Club reports that among individuals in the 28 to 32 age, 35% are football fans. If 200 people of…

A: We have given that p = 35% = 0.35 n = 200

Q: A bag contains 17 balls numbered 1 through 17. What is the probability of selecting a ball that has…

A:

Q: 80% of teenagers have access to some social media. If you do a random survey of 400 teenagers, what…

A:

Q: Students who have qualified for a scholarship include students from Fayetteville High​ School, from…

A:

Q: According to the 2020 census, 39.84% of Connecticut adults hold at least a bachelor’s degree. If…

A: In question, Given that According to the 2020 census, 39.84% of Connecticut adults hold at least a…

Q: The newspaper publishes an article that 62% of teenagers prefer Marvel to DC comics. You decide to…

A: Given that, probability of marvel= 62% = 0.62 So Probability of DC comics q= 1-p= 1-0.62 q= 0.38…

Q: 5. Out of all registered vehicles in California, 95% of them pass the State Emissions Test. If ten…

A: Given information Probability of passing the emission test p = 0.95 10 vehicles are selected X…

Q: university study involves a simple random sample of 26 students taken from a population of​ 12,550.…

A: Given that Simple random sample size (n) = 26 Population size  = 12,550 Undergraduate students make…

Q: An insurance company reported that 75% of adults stated they are distracted by their smart phone…

A: Number of trail n=8Probability of success p=0.75X~Bin(n,p)

Q: 3. The data in the table to the right are based on a life table. It shows the number of men, from a…

A: Note: Hi! Thank you for the question. As you have posted multiple sub-parts, we have helped you…

Q: An economics professional body estimates that 80% of the students taking undergraduate economics…

A:

Q: 13 percent of the patients in a study reported previous episodes of a stroke. Use 13 percent as the…

A: The mean and the standard deviation of the sampling distribution of the sample proportion is,

Q: Approximately 10% of the population is left-handed. What is the probability that exactly two…

A: Probability of the population is left-handed(p)=0.10sample size(n)=20Let "x" be the no. of students…