A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50 % of this population prefers the color red. If 12 buyers are randomly selected, what is the probability that exactly 1 buyer would prefer red? Round your answer to four decimal places.

Q: Suppose you select a token at random from the dish above. What is the probability that the token is…

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Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

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Q: The table below describes the smoking habits of a group of asthma sufferers. Occasional Regular…

A: Given   non-smoker occasional smoker regular smoker heavy smoker total men 381 44 84 42 551…

Q: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 50%…

A: Given datan= 10p= 0.5probability that exactly two-fifths of the buyers would prefer green is given…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: From the provided information,   Has a brother Does not have a brother Total Has a…

Q: In a recent study, 29% of people surveyed indicate chocolate was their favorite flavor of ice cream.…

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Q: Compute the probability of randomly drawing five cards from a deck and getting exactly one Queen?…

A: There are 52 cards in a standard deck of cards.  We can draw any 5 cards in 52C5=2598960 ways…

Q: In a given year, 2,264,724 males and 2,124,694 females were born in a certain country. If a child is…

A: Number of male born in that given year: NM=2264724 Number of female born in that given year:…

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: We want to find out the correct answer for given question

Q: 3/ A marketing survey indicates that 40% of the population owns an automobile, 45% owns a house, and…

A: Let us denote A= automobile  H= house  Given that P(A)=40%=0.40  P(H)=45%=0.45 P(A and H)=20%=0.20

Q: A poll is given, showing 25% are in favor of a new building project. If 10 people are chosen at…

A: According to the given information, we have A poll is given, showing 25% are in favor of a new…

Q: Use the method of your choice to determine the probability below. Randomly meeting either a man or a…

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Q: A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male…

A: Given info: A survey of 200 people was conducted to see if they smoke.

Q: Suppose a group of students take an influenza test and 96% of the students test positive. What is…

A: Given that Student tested positive = 96% I.e probability of students tested positive is =0.96

Q: In a class of students, the following data table summarizes how many students have a cat or a dog.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Assume that in a group of 12 individuals, seven prefer football and five prefer cricket. A random…

A: Given : n = individuals = 12 football = 7 cricket = 5 a) Exactly two prefer football : =C27×C15C312…

Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: From the provided information, The table is as follow:   Red Car Not Red Car Total…

Q: A survey at a restaurant in small western town yielded the data below: travelers : married 27,…

A: General formula of probability is ,  Probability = Number of favorable outcomesTotal outcomes

Q: A recent survey found that 62% of the households surveyed had internet access,68% had cable TV, and…

A: Given, A recent surveyA=households survyed has internet accessB= has cable TVPA=62%  =0.62…

Q: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that 40%…

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Q: The table below shows the number of survey subjects who have received and not received a speeding…

A: The probability of union of two sets are given as, P(A or B) = P(A) + P(B) – P(A and B).

Q: About 10​% of the population of a large country is nervous around strangers. If two people are…

A: The probability that a randomly selected people is nervous around strangers is 0.10. The probability…

Q: According to the Australian Bureau of Statistics, during a particular year, the country’s population…

A: The mean is, μ=np=200×0.226=45.2 The mean is 45.2 The standard deviation is,…

Q: A random sample of 2055 adults was taken, and they were asked if they prefer watching sports,…

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Q: A group of 140 students at an elementary school were asked if they prefer the color orange to the…

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Q: A box with 15 silicon chips contains five defective chips. If a random sample of three chips is…

A: Given problem Given that   A box with 15 silicon chips contains five defective chips. Total…

Q: Suppose in a local Kindergarten through 12th grade (K - 12) school district, 53 percent of the…

A: Given Information: 53% of the population favour a charter school for grades K through 5. Sample size…

Q: A school survey found that 7 out of 30 students walk to school. If two students are selected at…

A:

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: Given information,   Has a brother Does not have a brother Total Has a sister 3 4 7 Does not…

Q: ong adults in the U.S., 60% choose potatoes as their favorite vegetable.  In an Idaho Potato…

A:

Q: If one person is randomly selected from the group, what is the probability that this person does not…

A: The formula for the probability is,

Q: An unbalanced coin is spun 150 times, and lands heads-up 102 times. What is the observed probability…

A: An unbalanced coin is spun 150 times, and lands heads-up 102 times. n(s) = 150 n(a)= 102

Q: The Political Action Club has surveyed 270 students on your campus regarding the relationship…

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Q: The table below lists the frequency of clowns, by hair color, in a given fraternal order of clowns.…

A:

Q: In a class of students, the following data table summarizes how many students have a cat or a dog.…

A: Given   Has a cat Does not have a cat Has a dog 5 3 Does not have a dog 15 4

Q: A survey of 200 people was conducted to see if they smoke.   The results are shown in the table.…

A: The provided data is,

Q: The table shows the preferences of 40 students surveyed about the design of a new t-shirt for…

A:

Q: A poll is given, showing 80% are in favor of a new building project. If 9 people are chosen at…

A:

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: According to a study by the Centers for Disease Control and Prevention, about 33% of U.S. births are…

A: Let us assume that X=the number of Caesarean deliveryn=sample size=7p=probability of…

Q: A university recently surveyed 500 students to determine which new fitness area to offer in its…

A: Required probability is P(spinning room/graduate student)

Q: In a certain community, on a particular weekday evening, the television is being watched in 85% of…

A:

Q: For a week, a clothing company tracks the amounts spent by its customers, with the results shown to…

A: Here given grouped frequency distribution of amount spent by customers of clothing company

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

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Q: A recent poll indicated that about 83​% of U.S. households had access to a​ high-speed Internet…

A: The expected number of households have access to a​ high-speed Internet​ connection is obtained…

Q: Male Female Total Orange 30 65 95 Green 12 25 37 Total 42 90 132 A group of 132 students at an…

A: Obtain the probability that this student prefers the color green given that a randomly selected…

Q: In one town, 81% of all voters are Democrat. If two voters are randomly selected for a survey, what…

A: It is given that the percentage of voters are Democrat is 81%.

Q: (b) What proportion of the children were 35 months or older, but less than 45 months of age when…

A: Rearrange the data set and create a frequency table from the above data given.

Q: In a sample of college students, 100 live on campus, 60 live with family off campus, and 40 live in…

A: We have given that 100 students live on campus. Number of students live off campus is 60+40=100…

Q: A researcher wishes to conduct a study of the color preferences of new car buyers. Suppose that…

A: Given that 10 buyers are selected. We have to find that 5 buyers prefer red.  Let us assume X=…

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.