A 2014 Pew Research Center Survey asked 2,002 adults about the intersection of politics and science. Of the survey participants, 1,281 responded "neither" when asked if they perceive scientists as politically liberal or conservative. What are the values of p′, "successes", or the estimated proportion of Americans who perceive scientists as neither politically liberal or conservative, and q′, the estimated proportion of Americans who perceive scientists as politically liberal or conservative? Answer in decimal form, rounding to the nearest hundredth.

Q: A group of 100 people, who lived at varying distances (in kilometers) from an island nuclear power…

A: Given that there are 100 people. Therefore, the table becomes,    0-3 km distance 3-6 km distance…

Q: 110 students at a college were asked whether they had completed their required English 101 course,…

A: Total students = n = 110,  Number of students completed English 101 course = x = 81.

Q: 110 students at a college were asked whether they had completed their required English 101 course,…

A: It is given that 110 students at a college where 69 students said that they had completed their…

Q: 100 students at a college were asked whether they had completed their required English 101 course,…

A: Given information: Total number of students at a collage(n)=100. Number of students say "yes"…

Q: A Pew Research study estimates that 803 million people live in poverty today, after the 2020 global…

A: It is given that 803,000,000 people live in poverty today, out of 7,754,000,000 people worldwide.

Q: in a recent poll 13% of all respondents said they are afraid of heights

A: a) Here, n = 3, p = 0.13, (1 - p) = 0.87 and x = 3As per binomial distribution formula P(X = x) =…

Q: The indicated IQ score, x, is

A: Let X represents the distribution of IQ scores. Given that X~N(mean= 100, SD= 15), then Z = (X -…

Q: In 2010, the Physicians Foundation conducted a survey of physicians’ attitude about health care…

A: The survey was sent to total 100,000 physicians.

Q: A survey item administered at the end of a training program asked participants their opinion about…

A: The row and column totals for the given contingency table is, The degree of freedom is,

Q: What is the result of 2.58×0.12, including correct significant figures?

A: Given, 0.58*0.12

Q: 104 concert-goers at the Glass House in Pomona, California were asked if they know how to play an…

A: Here it is given that- Number of concert goers  = 104 Number of concert goers who can play an…

Q: 103 students at a college were asked whether they had completed their required English 101 course,…

A: It is given that, 103 students at a college were asked whether they had completed their required…

Q: 135 students at a college were asked whether they had completed their required English 101 course,…

A: Point estimate: The population parameter which is estimated by using sample statistic is termed as…

Q: A researcher at a major hospital wishes to estimate the proportion of the adult population of the…

A: Obtain the large sample size. The large sample size is obtained below as follows: Use EXCEL…

Q: Imagine that the pregnancy test accurately indicates pregnancy in 97.5% of the people who have it.…

A: The miss rate will be 2.5%

Q: According to Chebyshev's theorem, at least 88.9% of the data falls between approximately 47.62 and…

A:

Q: A research firm needs to estimate within 3% the proportion of junior executives leaving large…

A: We have to find given sample size...

Q: 110 students at a college were asked whether they had completed their required English 101 course,…

A:

Q: a. Which age group typically has the highest rate of obesity? b. Comment on any similarities and…

A: The bar plot has been provided to find out conclusion

Q: A man has an adopted grandson. After examining him at his 2-year checkup, the boy's pediatrician…

A: For a variable, X~N(μ,σ2), the z-score is, Z=X-μσwhereμ=population meanσ=population standard…

Q: 129 students at a college were asked whether they had completed their required English 101 course,…

A: The point estimate of population proportion is sample proportion.

Q: The relative risk of developing lung cancer among individuals who smoke is 15.0. Which of the…

A: Relative risk is the ratio of probability of an outcome in an exposed group to the probability of an…

Q: 81 students at a college were asked whether they had completed their required English 101 course,…

A: Given,     The objective is to find the best point estimate for the proportion of students at the…

Q: According to Chebyshev's theorem, at least 88.9% of the data falls between approximately 47.62 and…

A: (5)

Q: 138 students at a college were asked whether they had completed their required English 101 course,…

A: Given : x = 92  n = 138

Q: 130 students at a college were asked whether they had completed their required English 101 course,…

A:

Q: According to health statistics taken to observe obesity in men 6 feet or taller: A = 250 pounds is…

A: Note: Thank you for the question. Since multiple questions are posted, we are answering the first…

Q: The following table shows the systolic blood pressure of 5 women and 5 men.   Women 110 120 95…

A: We state the hypothesis for testing difference in means.  H0: There is no significant difference…

Q: 138 students at a college were asked whether they had completed their required English 101 course,…

A: Consider that p is the true proportion of students at the college who have completed their required…

Q: . what percentage of females will be forced to look for new pa

A:

Q: 81 students at a college were asked whether they had completed their required English 101 course,…

A: The number of students said yes (x) is 54 and the sample size (n) is 81.

Q: To determine the BEST prediction of the number of electric cars that will be sold in 2022 based on…

A: Given, Years since 2010 cars sold 1 17763 4 118882 7 195581 9 326644

Q: Suppose that in a survey of 1,000 U.S. residents, 721 residents believed that the amount of violent…

A: From the provided information, Number of residents = 1000 721 residents believed that the amount of…

Q: What percent of our campus is female? The Statistical Abstract of the United States, 112th edition,…

A:

Q: The American Heart Association is about to conduct an anti-smoking campaign and wants to know the…

A:

Q: A poll found that 70 people out of a survey of size 127 watch at least three hours of TV per day…

A: Given  sample size n = 127 X : Number of people watch tv at least three hour per day X = 70

Q: State the generic error for an interpolating formula?

A:

Q: An online test of English spelling looked at how well people spelled difficult words. The bar graph…

A: Here  The given bar graph shows how many people per 100 spelled each word correctly.

Q: 86 students at a college were asked whether they had completed their required English 101 course,…

A: Point Estimate of Population proportion (P) = p^ = xn

Q: 82 students at a college were asked whether they had completed their required English 101 course,…

A:

Q: 133 students at a college were asked whether they had completed their required English 101 course,…

A: Given, The objective is to find the best point estimate for the proportion of students at the…

Q: With no preliminary estimate of the proportion known, how many young adults would you survey to…

A: It is given that margin of error (E) is 0.10 and the confidence level is 0.99.

Q: A study in 2014 indicated that 19% of American households have a landline telephone that they do not…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: An article in Fortune (September 21, 1992) claimed that nearly one-half of all engineers continue…

A: Given: x=117n=484p=0.5α=0.05

Q: 114 students at a college were asked whether they had completed their required English 101 course,…

A: From the provided information, the total students of collage (n) = 114The number of students who…

Q: A recent survey found that in a particular city of all poor children born in 1980, 11,500 enrolled…

A: Scaling of data:The scaling of data, or in other words, normalization of data is a mathematical…

Q: 88 students at a college were asked whether they had completed their required English 101 course,…

A: Given: Total number of students in college were asked whether they had completed their required…

Q: An article in Fortune (September 21, 1992) claimed that nearly one-half of all engineers continue…

A: Givenx=117n=484p^=xn=117484=0.2417

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.