A random sample of 80 voters found that 44% were going to vote for a certain candidate. Find the 99% limit for the population proportion of voters who will vote for that candidate

Q: In a random sample of 800 seniors at Mill Creek High School, 100 students are askedt if they prefer…

A: Given that  Random sample size (n) = 800 Out of 100 students 76 students preferred to have…

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: low-birth-weight babies graduate from high school by age 20. If 180 ​very-low-birth-weight babies…

A: The expected value can ve calculated as, E(x) =np

Q: Among the adult population of a certain town 50 per cent are males. 60 per cent are wage earners and…

A: In a certain town the adult population consist of 50 % male 60% are wage earners. 50% are 45 years…

Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: It is given that margin of error (E) is 0.09 and the confidence level is 0.90.

Q: The State Superintendent of Schools consistently states that the average salary of all substitute…

A: Given Information: Sample size (n) = 8 The state superintendent of schools states that the average…

Q: Consider a survey involving the cookie preferences of a sample of 1,214 adults. If 12% answered…

A: Total samples of adults = 1214  12% answered peanut butter

Q: In a certain village 20% of the population is literate, and assume that 150 investigators take a…

A: Given,n=10p=0.2q=1-p=1-0.2=0.8X=no.of literates in the sampleX~Binomial (n=10 , p=0.2)P(X=x)=cxn px…

Q: Find six numbers, five of which are smaller than the mean of the group.

A:

Q: Claim: A minority of adults would erase all of their personal information online if they could. A…

A: Claim: A minority of adults would erase all of their personal information online if they could.

Q: 500 eggs are taken at random from a large consignment, and 50 are found to be bad. Estimate the…

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: In 1986, the US Space Shuttle Challenger tragically exploded in flight. This accident was caused by…

A: Given datain 1986 the U.S space shuttle challenger tragically exploded in flight.This accident was…

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: In a study of 900 adults, 45 out of 325 men in the study said they preferred to rent a movie on DVD…

A: From the provided information, Total adults = 900 Total men = 325 The number of men who preferred to…

Q: anufacturing​ error,ten cans of regular soda were accidentally filled with diet soda and placed into…

A: Here it is given that -  Due to a manufacturing​ error, 10 cans of regular soda were accidentally…

Q: Assuming that workers' salaries in your company are uniformly distributed between $10,000 and…

A: X is uniformly distributed between (10000,40000). P(x>X) = 0.25, find x

Q: A political campaign is interested in whether a geographic difference existed in support for raising…

A: Type of hypothesis test: The type of hypothesis test performed is two-tailed z test. Hypothesis:…

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: A taste-testing survey of Zing Farms showed that 2/3 of the people surveyed preferred the taste of…

A:

Q: results of a survey show that the percent of adults in a certain town who want to add bike lanes to…

A: Explanation and solutions is given below.....

Q: Assume that the group has a portfolio of 6 stocks. There is 30% chance that any one of these stocks…

A:

Q: A Gallup survey showed that in March  2011 ,  8  of every  25  employers in the United States were…

A: A Gallup survey showed that in March 2011, 8 of every 25 employers in the United States were adding…

Q: In a survey of 24 college students, it was found that 8 were taking an English class, 12 were taking…

A:

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

A: Let given two events C = Californians (registered voters) preferring life in prison without parole…

Q: In a recent Gallup poll, 1003 randomly selected adults in the United States were asked if they have…

A: According to the provided information, 1003 randomly selected adults in the United States were asked…

Q: In a survey of 331 registered voters, 158 of them wished to see mayor waffleskate lose her next…

A: We have to find point estimate for proportion.

Q: From a sack of fruit containing 3 oranges, 2 apples and 3 bananas, a random sample of 4 pieces of…

A: Given: n(oranges) = 3 n (apples) = 2 n (Bananas) = 3 n (total) = 3+2+3              = 8 n(drawn) = 4…

Q: In 2013, 46% of high school students tried a tobacco product. From a survey of 500 randomly…

A: Given : Population proportion =46% n=500

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

A: Given: 48% of all California registered voters prefer life in prison without parole over the death…

Q: In a certain town, 60 percent of voters are in favor of a given ballot measure and 40 percent are…

A: Given data:  60% = voters are in favor of a given ballot measure 40%  = voters are opposed. For…

Q: . A pet store owner is trying to decide whether to discontinue selling specialty clothes for pets.…

A: Note: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we…

Q: Suppose 60% of all college professors like tennis, 65% like bridge, and 50% like chess; 45% like any…

A: solution of the given problem is below...

Q: A researcher surveyed 80 randomly selected Certified Public Accountants in each of the cities in…

A: The 2*4 contingency table is given. There are two categorical variables are Free Work and Cities. We…

Q: A market research study hopes to determine if the average sales of house entertainment units will…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Claim: A minority of adults would erase all of their personal information online if they could. A…

A: a. Let p denotes the population proportion adults that would erase their personal information. It is…

Q: A nutritionist randomly selected 16 bicyclists and divided into three groups. There were 6, 5 and 5…

A: Given Data : Vitamin group 16.2 16.0 17.0 15.2 15.6 15.4Fiber cereal group 15.1 16.3 15.8 16.4…

Q: Of all the books at a certain library, if you select one at random, then there is a 90% chance that…

A: Percent: It is the hundred part of the whole It is denoted by '%' The percentage can be written in…

Q: Based on a sample survey, a company claims that 75% of their customers are satisfied with their…

A:

Q: A Gallup survey showed that in March 2011, 8 of every 25 employers in the United States were adding…

A: According to the given data, at present total employee=1250 From the given data, New hiring…

Q: Suppose that insurance companies did a survey. They randomly surveyed 450 drivers and found that 300…

A: Part a:          x = 300         n = 450         p' = 300/450 = 0.6667   Part b:  X is the number of…

Q: in a random sample of 56 professional actors,it wa sfound that 46 were extroverts. let p represent…

A: Given that there are 56 professional actors and there are 46 extroverts among 56 professional…

Q: What percentage of the students surveyed are education majors or mathematics majors?

A: We have given that the sample size 200. P( education majors) = 16% = 0.16 P( mathematics majors ) =…

Q: What is the minimal number of remaining votes Tate needs to be assured of a win?

A: We just need more votes from other apart from more votes than all other candidates combined…

Q: A conservative radio talk show host with a large audience is interested in the proportion p of…

A: Part a: A conservative radio talk show host with a large audience is interested in the proportion p…

Q: A study at UNG divided female graduate students into three groups and had the students perform as…

A: In an observational study, we measure or survey members of a sample without trying to affect them.…

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…

Q: The biologists have observed over the years that 33% of the eggs are yellow, and the rest green.…

A: Given data: Sample size , n = 69 dragon eggs Proportion of yellow eggs is:  p=33100=0.33  Let the…

Q: A public relations firm found that only 27% of voters in a certain state are satisfied with their US…

A: Given Percentage of voters satisfied with their US senator= 0.27

Q: A telecommunication company proposed construction of a cell site tower in a certain city. To…

A: We wan to test the hypothesis

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.