In a recent poll, 540 people were asked if they liked dogs, and 54% said they did. Find the margin of error of this poll, at the 99% confidence level. Give your answer to three decimals. (Dont Hand writing in solution) .

Q: In a study regarding public opinion about ObamaCare, how many people (at a minimum) should be…

A: Given,Confidence level, C = 95% = 0.95Margin of error, E = 3% = 0.03Since sample proportion is not…

Q: According to the WHO MONICA Project the mean blood pressure for people in China is 128 mmHg with a…

A: Given,Population mean, μ = 128 mmHgPopulation standard deviation, σ = 23 mmHgLet X be a random…

Q: What is the p-value for the hypothesis test?

A: Let  be the population mean.Given that,Sample size Test statistic

Q: The following data represents the age of 30 lottery winners.   23 29 33 34 34 37 38 39 41 43 48 50…

A: Here the given data values are:-23 29 33 34 34 3738 39 41 43 48 5050 51 52 52 53 5454 57 57 60 60…

Q: 3. The police department is assessing its staffing requirements. The department expects that the…

A: PC414711910119157175

Q: auished). alculate the mean satisfaction rating at each location. alculate the standard deviation of…

A: It is given that there are two fast-food restaurant owners who recorded customer satisfaction…

Q: To better understand how husbands and wives feel about their finances, Money Magazine conducted a…

A:

Q: Scores in the first and fourth (final) rounds for a sample of 20 golfers who competed in golf…

A: The provided information is as follows:The total number of golfers is .The level of significance is…

Q: Refer to the distribution of home sales prices with mean of k300,000 and standard deviation of…

A: Determine the price range in which at least 75% of the houses soldTo find the price range in which…

Q: According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly…

A:

Q: Consider the following table containing yields for mutual funds in different asset classes (small,…

A: Let K be the number of groups. There are three groups (Small cap, mid cap and large cap)Given, k=3

Q: An educational software company wanted to see if students improved their entrepreneurial skills…

A: Here want to test if the students improve their entrepreneurship skills after participating in five…

Q: A certain forum reported that in a survey of 200 American adults, 29% said they believed in…

A: The formula for the confidence interval for the proportion is,

Q: (a) Find the probability that all three have type B* blood. The probability that all three have type…

A: It is given that the number of observations are independent with the probability of success p = 8% =…

Q: 6. The probability that both events A and B will occur is 0. 15. The probability that event A will…

A: P(A and B)=0.15, P(A)=0.3

Q: A jar contains 300 M&Ms. 170 are green and 130 are red. You randomly take 10 M&Ms from the jar.…

A: A jar contains 300 M&Ms. 170 are green and 130 are red.

Q: Suppose that we have 5 coins such that if the ith coin is flipped, heads will appear with…

A: We are given  coins such that if the  coin is flipped, the heads will appear with probability, .

Q: 1 In the game of roulette, a player can place a $8 bet on the number 20 and have a 38 probability of…

A: Game charge= $8 p(win) = 1/38Price = $280 ( if he win ) Otherwise lose of $8 P(lose) = 1 - 1/38 =…

Q: Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(Z…

A:

Q: In a certain country the heights of adult men are normally distributed with a mean of 69.7 inches…

A: From the provided information,X~N (69.7, 2.5)The country's military requires that men have heights…

Q: . Would you expect distributions of these variables to be uniform, unimodal, or bimodal? Symmetric…

A: Uniform : There is no peak ( all data values are equally likely ) Unimodal : There is one peak than…

Q: A:{At least 2 heads is observed} B:{The number of heads is odd} Use the knowledge of marginal,…

A: It is given that the sample space of tossing four coin is:S = {HHHH, TTTT, HHHT, HHTH, HTHH, THHH,…

Q: A probability experiment is conducted in which the sample space of the experiment is S = (3, 4, 5,…

A: The sample space is .

Q: A businessman wanted to compare the level of satisfaction with service for his company (3 options…

A: The variables, in this case, are "level of satisfaction" and "region". As the variables are…

Q: There is a 70 percent chance that an airline passenger will check bags. In the next 16 passengers…

A:

Q: Assume that Friday morning taxi-cab rides have times with a standard deviation of a = 10.4 minutes.…

A: n=11, X¯=20.4,s=13.1,σ=10.4,α=0.05

Q: A study was conducted in a large population of adults concerning eyeglasses for correcting reading…

A: Need eyeFrom tableP(need glasses yes,use glasses no)=0.22

Q: Question You are trying to determine if a certain die is fair (has a uniform distribution). You roll…

A: The expected values and observed values are given.

Q: 4. A company offered each of its employees a choice of three performance bonus options: a cash bonus…

A: The three performance bonus options arecash bonusprofit sharingShares optionIn these three…

Q: 3. After being nominated for an MTV Music Award, the probability of winning is 22%. If Ariana Grande…

A: n=5, p=22%=0.22Let X be the number of MTV music Awards.p be the probability of MTV music…

Q: Find the proportion X of individuals who can be expected to respond to a certain mail-order…

A: Note: According to bartelby question answer guidelines an expert can solve only one question rest…

Q: Suppose students who enter kindergarten at Sotomayor Elementary School take a standardized…

A: Graph :

Q: Let X represent the full height of a certain species of tree. Assume that X has a normal probability…

A:

Q: What is the probability of scoring above a z-score of -1.11?

A: Z has follows standard normal distribution with mean zero and standard deviation one.

Q: 2.3 1/p; (1-P)/p².

A: X~geom(p)

Q: Determine the required value of the missing probability to make the distribution a discrete…

A: Missing probability distribution table.

Q: There are 19 males and 11 females in a jury pool. 12 members of the jury pool are randomly selected…

A: There are 19 males and 11 females in a jury pool. 12 members of the jury pool are randomly selected…

Q: A probability experiment is conducted in which the sample space of the experiment is S = {4, 5, 6,…

A: The events are  and .

Q: Suppose a life insurance company sells a ​$170,000 ​1-year term life insurance policy to a…

A: Given :Prob. of female survives ( p ) = 0.999544The amount a female needs to pay to company =…

Q: You are interested in expanding your research to determine if type of Honda or the colour affects…

A: RedBlueGreenYellowBlackSmall54499651764064494568Medium44505055804555455084Large35648948615049646426

Q: Two cards are selected from a standard deck of 52 playing cards. The first card is not replaced…

A: There are 52 cards in the deck. They are divided into 4 categories and each has 13 cards, One is a…

Q: For a special whole life insurance on (x), payable at the moment of death: i. flæ+t= 0.05, t > 0 ii.…

A:

Q: 1. Of all freshman at a Snow college, 16% made the dean's list in the current year. As part of a…

A: It is given that the number of observations are independent with the probability of success p = 16%…

Q: Suppose that a recent poll found that 41% of adults believe that the overall state of moral values…

A: n=250p=0.41

Q: what is the index of hourly earnings for the most recent month based on 1998?

A: To calculate the index of hourly earnings for the most recent month based on 1998,we can use the…

Q: Using R: Use data : “StudentMarks.csv” StudentMarks.csv data: Student 1: 30,40,50,60,70, 80,90,20…

A: > Student1= c(30,40,50,60,70, 80,90,20) > Student2= c(20,40,50,60,70,90,20,100) >…

Q: The frequency distribution to the right shows the number of voters (in millions) according to age.…

A: According to the given information,Total number of voters, n = (6.9+8.3+21.3+22.6+18.7+67.9) = 145.7…

Q: The sales strategy data given below yields the following statistics for the sum of squares for…

A: Strategy 1Strategy 2Strategy 3Strategy…

Q: Agency How many observations were in this data set? Answer:

A: It is given that the bar graph indicate the rental car agency used.

Q: 2. Explain the common characteristics and the difference between bootstrap sampling and the ideal…

A: The sampling involves the process of selecting a subset of individuals from a larger population to…