600 students at Drew High School were surveyed. 269 of them were males. 455 of the students' wear jewelry, and 300 of the students that wear jewelry are females.

Q: A random sample of 200 people is chosen and their eye color was observed with the following counts:…

A:

Q: 4. Based on the survey conducted to 1200 respondents, I out of 3 Filipinos can't live without cell…

A:

Q: In a class, 30% of the students offered English, 20% offered Hindi and 10% offered both. If a…

A: Percentage of students offered English is 30%. Percentage of students offered Hindi is 20%.…

Q: A sample was taken of 25 Diploma students who were planning to further their study to degree level.…

A:

Q: A survey was done of 200 8-year olds asking if they like certain types of vegetables (broccoli,…

A:

Q: If 40% of candidates for the soccer team pass the fitness test, and only 30% of all athletes are…

A: It is given that there are 40% of candidates for the soccer team pass the fitness test. There are…

Q: In a survey of 500 residents in a certain town, 274 said they were opposed to constructing a new…

A: The claim is that more than half of the residents are opposed to constructing a new shopping mall.…

Q: 365 people were surveyed as they left a basketball game at the Tucker center and the results were as…

A: Let us denote:M=Marist game, B=Butler game, N=NC State gameGiven that:n(M)=150, n(B)=205,…

Q: According to the September 20, 1994, issue of Family Circle, 39% of Americans own guns for hunting,…

A: Calculate expected frequencies by multiplying proportion by 2000 as given below, Obs. Freq.(Oi)…

Q: n 1995 a magazine reported the results of a poll of adult Americans in which it asked, "Have you…

A:

Q: A cable network wants to know if viewers would rather watch a new show or the existing show. Out of…

A: The individuals of group of subjects, whose effects are the main interest of the study, is called…

Q: A group of 50 teachers and school administrators attended a convention. If any two persons are…

A: Solution: Let x be the number of teachers.

Q: A group of 107 people were polled about their common means of transportation. Fifty of them said…

A: We use the Venn diagram to solve the given question.

Q: In a CBS News survey done in 2006, 88% of n = 348 randomly sampled married men said that they would…

A: Given that  Sample sizes n1=348 , n2=584 Sample proportion p1^=0.88 , p2^=0.84

Q: According to a poll conducted by the Gallup Corporation in March 2011, the metropolitan areas with…

A: Given, according to a poll conducted by the Gallup Corporation in March 2011, themetropolitan areas…

Q: There are 80 students surveyed and ask which of the following subjects they take this semester:…

A: Given problem Given that   There are 80 students surveyed and ask which of the following subjects…

Q: A random sample of 20 of the 200 students at Garland Elementary is asked how many siblings each has.…

A: Solution Given A random sample of 20 of the 200 student at Garland elementary is askedhow many…

Q: In survey about movie preferences, a total of 82 students turned in their survey forms. The result…

A: It is a simple arithmetic problem where I used Venn - Diagram to solve it.

Q: Results of a survey of fifty students indicate that 30 like red jelly​ beans, 29 like green jelly​…

A: Given, Total students n(S)=50 Students who like red jelly beans n(R)=30 Students who like green…

Q: Suppose that a sample of 1200 people in the USA revealed that 125 of them are left- handed. Then the…

A: The population represents the total number of people considered such that the result of a sample…

Q: Suppose a survey is taken of 300 high school seniors out of a total of 1,000 seniors. This group is…

A: the group is probably a

Q: Among a group of people, 57% liked purple, 12% liked yellow and 9% liked blue. 7% liked both purple…

A: Percentage of People that liked Purple: 57% Percentage of People that liked Yellow: 12% Percentage…

Q: A highway agent sampled cars going from one state to a neighboring state. In his​ report, he…

A: From the given information,   Number of cars sampled: 78 Number of cars driven by women: 27 Number…

Q: Your town does a study and finds that 3 in 5 dogs have licenses. If there are 250 dogs in town, how…

A: In the given study it has been found that 3 in 5 dogs have licenses. The probability that the dogs…

Q: An anonymous survey of college students was taken to determine behaviors regarding​ alcohol,…

A: # We are entitled to solve three subparts at a time , please resubmit the other questions if you…

Q: An anonymous survey of college students was taken to determine behaviors regarding alcohol,…

A: let the total number of students surveyed be U number of students who drink alcohol be A number of…

Q: 9 out of 15 teachers in a school staff meeting were first year teachers. What percentage of the…

A:

Q: You are a professor of journalism and have 14 students in your class. How many ways can you line up…

A: Given,total no.of students=14

Q: In a study of children, a total of 1,548 children were examined. Of these, 1,017 had rickets. Of the…

A:

Q: From a survey participated by 42 students, the following were found: 9 studied on Friday; 18 studied…

A:

Q: Suppose that a survey of five- year olds, 45% liked the letter A, 51% liked the letterB, and 48%…

A: Given that P(liked letter A)=45%=0.45 P(liked letter B)=51%=0.51 P(liked letter C)=48%=0.48 P(liked…

Q: A survey of 500 television watchers produced the following information: 285 watch football games,…

A: Note: In the given question one data value is incorrect. It should be 45 instead of 4 television…

Q: A US consumer magazine asked all adult subscribers whether they had used alternative medical…

A: The set or collection of all possible observations is defined as the population. The proper subset…

Q: Suppose a researcher is surveying four subjects: subject A, subject B, subject C, and subject D.…

A:

Q: A survey asked 816 college freshmen whether they had been to a movie or eaten in a restaurant during…

A: The number of freshmen surveyed is 816. (a) It is given that 268 people had been to a movie but 94…

Q: A survey was conducted at UP Manila where 80 students were randomly asked whether they liked…

A:

Q: For the purposes of a marketing research, a survey of 100 women is conducted in a town, The results…

A: The complement of set A is A' and it is defined using the formula, A'=E-A, where, E is the universal…

Q: In a certain school district, it was observed that 32% of the students in the element schools were…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: In a random sample of 120 killer bees, how many would you expect to be agitated by the color GREEN?…

A: Number of killer bees are expected to be agitated by color green = (% of bees agitated by color…

Q: 1. A sample of 80 people have revealed that 24 like cinema and 62 like television programmes. Find…

A: Total number of people is 80. Let C and T represents the set people who like cinema and television…

Q: A survey of 67 people in Kansas City gave the following results: 20 were fans of the Kansas City…

A: Let C ne the set of fans of kc chiefs andR be the set of fans of kc Royals andS be the set of fans…

Q: A survey of 400 school empl yielded the following information: 295 were instructors, 215 were…

A: We have given that- Total number of school employee = 400 No. of instructors = 295 No. of full-time…

Q: in a survey of 14 college students, it was found that 9 were taking an English class, 7 were taking…

A: We can solve given problem by Venn- diagram:

Q: A survey of 120 families revealed the following information. 43 had a dog. 34 had a cat. 13 had a…

A:

Q: A survey of 500 television watchers produced the following information: 285 watch football games,…

A: Let us consider the three sets A, B, C then the relation between the three set is shown using Venn…

Q: A survey of 90 customers was taken at Barnes & Noble regarding the types of books purchased. The…

A: Let us denote: M=mystery novels S=science fiction novels R=romance novels Given that: n(M)=44,…

Q: 100 athletes were asked about which sports they played in high school. 50 said that they played…

A: We know  if A, B, C are three finite sets and n(A), n(B), n(C) are the number of elements in the…

Q: Assume that 135 surveys are completed. Of those surveyed, 61 responded positively to effectiveness,…

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.