4. A gourmet coffee bar conducted a survey to determine the preferences of its customers. Of the customers surveyed, 221 like espresso, 127 like cappuccino and chocolate-flavored coffee, 182 like cappuccino, 136 like espresso and chocolate- flavored coffee, 209 like chocolate-flavored coffee, 96 like all three types of coffee, 116 like espresso and cappuccino, 82 like none of these types of coffee, How many of the customers in the survey: a. like only chocolate-flavored coffee? b. like cappuccino and chocolate-flavored coffee but not espresso? c. like espresso and cappuccino but not chocolate-flavored coffee? d. like exactly one of the three types of coffee?

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A: let us denote convertible = A,  people who own giant TV screen = B and people who ownes sports store…

Q: A survey of a group of 110 tourists was taken in St. Louis. The survey showed the following: 62 of…

A: Let us denote: G=Gateway Arch, Z=Zoo, M=Museum Given that  n(G)=62, n(Z)=43 , n(M and Z and G')=9 ,…

Q: Forty-eight percent of all Californians registered voters prefer life in prison without parole over…

A: It is given that 37.6% of the Californians are Latino, hence P(L) is simply 37.6% P(L) = 37.6%

Q: A survey of 600 texters show the following cellphone brand preference: 300 prefer nokia; 250 prefer…

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Q: 1 A survey based on 152 employees in the Public Sector, relating to their preferred automobile…

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Q: The mathematics department is hiring a new faculty member and the five person hiring committee has…

A: Using plurality method we can find the winner.

Q: In a survey of 300 students of a college, it was found that 49% liked watching football, 53% liked…

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Q: A multiple-choice test consists of 15 questions, each permitting a choice of three alternatives. In…

A: Given, Number of questions=15 And each question has 3 Alternatives.

Q: A company conducted a survey on 25 houses being sold in an auction to see which of the three popular…

A: Here we have to use pictorial representation of data ( venn diagrame ) and use it to creat equation…

Q: Suppose we were interested in the influence of interviewer friendliness upon householders' responses…

A: Given the data as Set Interview 1 Interview 2 Interview 3 1 0 0 0 2 1 1 0 3 0 1 0 4 0 0 0…

Q: In a survey, 190 consumers were asked about their buying preferences concerning a product that is…

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Q: How many used none of the above-mentioned means of transportation?

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Q: 2. A survey of registered voters showed that 41% were registered Democrat, 36% were Republican, 7%…

A: Given that  A survey of registered voters showed that  P(Democrats) = P(D) = 41% =0.41…

Q: Suppose the United States House of Representatives voted to pass a bill. The voting results are…

A: Given table is                        here we observe that more Democrats are saying "no" that is…

Q: A large cable company reports the follwing: 80% of customers subscribe to cable TV service, 42%…

A: Consider A, B and C represent the proportion of customers who subscribe cable TV, internet service…

Q: A company is deciding between a blue logo and a gold logo. Suppose 50 out of 160 adultsapprove of…

A: Approval rate among adults for blue logo= 50/160 = 0.3125 = 31.25% Approval rate among adults for…

Q: below indicates approval. Percentage of Voters 15 3 16 28 31 7 Graves X X X Tuttle X X X Jones X X…

A:

Q: In a survey of 100 ​resorts, it was found that   30 had a spa. 58 had a fitness center. 41 had a​…

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Q: Problem solving: Vale conducted a study to determine the preference of students during online…

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Q: 19. FILE The management of Discount Furniture, a chain of discount furniture stores in the…

A: As per our guidelines, we are allowed to answer first question only. Thanks. Please post Q-17 again.…

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A: Answer Option 1st 60.8 % is correct

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A: We have to find out the most popular film among 50 students

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Q: The owners of four companies competing for a contract are shown in the table below. If a report is…

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A:

Q: survey

A: It seems like you have unknowingly pasted many questions by default.

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Q: A company studies the product preferences of 20,000 consumers. It was found that each of the…

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Q: 28   said they drove alone. 32   rode in a carpool. 38   rode public transportation. 6   used both…

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Q: The following list shows the preferences of 104 people at a meeting: 98 like tea 97 like coffee 99…

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Q: In a survey of 1000 households, 275 owned a home computer. 455 a video, 405 two cars, and 265…

A: Answer 3 :

Q: How many used none of the above-mentioned means of transportation? students

A:

Q: In 2012 American Idol completed its 11th season withJennifer Lopez, Steven Tyler, and Randy Jackson…

A: E) All of the above

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A: Null and alternative hypotheses: Null hypothesis: State and chip are independent. Alternative…

Q: 4) Suppose there are five people, Adem, Damla , Hakan, Sema, Birsen to rank projects, Hospital (H),…

A:

Q: In words, what is L OR C? 10. Are L and C mutually exclusive events? Show why or why not.

A: Forty-eight percent of all California registered voters prefer life in prison without parole over…

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A: The divider gets whatever the chooser has left out, while the chooser gets as per his/her…

Q: Forty-eight percent of all California registered voters prefer life in prison without parole over…

A: The given probabilities can be written as P(C) = 0.48 P(L) = 0.376

Q: A focus group of 33 people for ABC TV were asked to rank the government spending priorities of…

A:

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.