In recent study of nurses of a local hospital, eight hundred and twenty four said that they prefer white scrubs while one thousand seven hundred and twenty nine said they prefer blue scrubs. If one nurse from this study is selected at random, find the probability the nurse prefers blue scrubs. O a. 0.6772 O b. 0.5245 Oc. 0.3228 Od.0.3230 Oe. 0.3069

Q: The following table contains data from a study of two airlines which fly to Small Town, USA. Number…

A: 4.5-11 There are 43+5 = 48 flight from upstate airlines and out of them 43 arrived on time . Hence…

Q: If couples are selected at random from the population, what is the probability that the first couple…

A: Let p denote the probability of having twins. Given that p = 3% = 0.03 Let X denote the trial number…

Q: In a town, 52% of the residents voted for Candidate C. If we randomly survey 3 residents, what is…

A:

Q: In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people preferred…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes to total…

Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

A:

Q: Q3) A statistics class for engineers consists of 25 industrial, 10 mechanical, 10 electrical, and 8…

A: Given data: Total number of engineers = 25+10+10+8 = 53

Q: In a recent survey of a random sample of 437 California residents, 129 said they visited a state…

A: We want to find out the correct answer for given question

Q: For a specific year a total of 2541 postal workers were bitten by dogs. The top six cities for…

A: For a specific year a total of 2541 postal workers were bitten by dogs. The total number of people…

Q: In a survey of 1200 college students living in the dorms, 600 said that they had only a tablet in…

A: Solution

Q: According to the June issue of Consumer's Digest, census figures show that in 1978 almost 53% of all…

A:

Q: A survey was conducted of 200 students at SUNY WCC, asking them “Do you smoke?” Results are shown in…

A: We have given that the data of 200 students of their personal interest that is smoking. There are…

Q: About IO percent of the population is left-handed. Ofthose who are right-handed, about 40 percent…

A: Multiplication Rule:Multiplication rule for two dependent events A, and B is given by:

Q: A survey of 200 people was conducted to see if they smoke. The results are shown in the table. Male…

A: Given info: A survey of 200 people was conducted to see if they smoke.

Q: In a study by Peter D. Hart Research Associates for the Nasdaq Stock Market, it was determined that…

A: e) The sample size n is 20. The probability of U.S adults invest in mutual funds (p) is 0.40.

Q: In recent study of nurses of a local hospital, eight hundred and twenty four said that they prefer…

A:

Q: A monk crossbred plants, which can have purple or white flowers, and obtained 547 plants with white…

A:

Q: From a survey involving 600 student in college, a market research company found that 150 student own…

A:

Q: Assume that in a group of 12 individuals, seven prefer football and five prefer cricket. A random…

A: Given : n = individuals = 12 football = 7 cricket = 5 a) Exactly two prefer football : =C27×C15C312…

Q: In Canada, 63% of households speak English as their primary language, and 23% speak French as their…

A: Solution: Let A be the event that the household speaks French and B be the event that the household…

Q: The radio broadcast of AM station KTBC can be heard in the neighboring towns of Waterville and…

A:

Q: A survey at a restaurant in small western town yielded the data below: Married Single Divorced…

A: See the handwritten solution

Q: 47 percent of students who made a resolution of passing college with high GPA achieved their…

A: Given that, n =155, p =0.47 The values of mean and standard deviation are,

Q: A marketing survey indicates that 40% of the population owns an automobile, 45% owns a house, and…

A: Given data:     The percentage of the population owns an automobile is: P(A)=40% The percentage of…

Q: A random sample of 2055 adults was taken, and they were asked if they prefer watching sports,…

A:

Q: In the 2012 presidential election, exit polls from the critical state of Ohio provided the follow…

A: Let O and C denote the respondents for Obama and the respondents with college degrees respectively.…

Q: A study done on students attending Saddleback College found that 31% of them do not own their own…

A: From the provided information, 31% of students do not own their own car that is p = 0.31 Sample size…

Q: At a hot air balloon festival, Terrell made note of how many passengers were in each balloon and the…

A: We have to find out the probability for contingency table.

Q: 2.  In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people…

A: Given data in a recent survey  18 people preferred milk , 29 people preferred coffee, 13 people…

Q: ong adults in the U.S., 60% choose potatoes as their favorite vegetable.  In an Idaho Potato…

A:

Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: Let X be the random variable from binomial distribution with probability (p)= 11% = 0.11 and sample…

Q: A group of people were asked if Marilyn Monroe had an affair with JFK. 316 responded "yes", and 366…

A:

Q: A group of people were asked if they owned a dog. 194 responded "yes", and 297 responded "no". Find…

A: Total number of people: 194 + 297 = 491

Q: In a particular class, 78% of the students have a smartphone, 38% have a smartphone and a tablet,…

A: GivenPercent of students have a smartphone = 78%percent of students have a smartphone and a tablet =…

Q: According to a survey, 31% of teenagers could recognize a picture of legendary film star John Wayne.…

A: We have to find out given probability that Rendomly selected  teenagers could recognize John…

Q: A survey of 200 people was conducted to see if they smoke.   The results are shown in the table.…

A: The provided data is,

Q: In a survey of 400 households, 360 said they own a VCR, 170 said they own a DVD player and 19 said…

A: From the given information, 360 said they own a VCR 170 said they own a DVD player and 19 said they…

Q: In a certain town, 62% of the residents enjoy riding roller coasters. Alfred takes a sample of 75…

A: Given Data: Using binomial to normal approximation Mean=n*p=0.62*75=46.5 Standard deviation=4.2036…

Q: In a given​ year, 1,841,277 males and 2,071,896 females were born in a certain country. If a child…

A:

Q: A manufacturer of aluminum sheets, finds that on the average, 12.5% of his sheets are rejected…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: Given that 58% of all gold dealers believe next year will be a good one to speculate in South…

A:

Q: According to a study by the Centers for Disease Control and Prevention, about 33% of U.S. births are…

A: Let us assume that X=the number of Caesarean deliveryn=sample size=7p=probability of…

Q: Given that 58% of all gold dealers believe next year will be a good one to speculate in S out Africa…

A:

Q: The grades of a freshman college class, obtained after the first year of college, were analyzed.…

A: Percentage of students In top quarter is 70%. College class had graduated in the upper 10% of their…

Q: In Norway, approximately 22% of vehicles are electric vehicles. Which is closest to the probability…

A:

Q: A sample of automobile dealerships found that 19 % of automobiles sold are silver. If two cars are…

A:

Q: Prior to airport construction, a survey was conducted if the residents in a certain barangay are in…

A: n=350, p=35%,  X~Bin(n=350, p=0.35) P(X≥100)=?

Q: Ashley conducted an experiment to see which one of her friends has the best sense of smell. She…

A:

Q: It is known that​ 35% of students change their major in college. In a random sample of 500​…

A:

Q: R. H. Bruskin Associates Market Research found that 40% of Americans do not think that having a…

A: It is an important part of statistics. It is widely used.

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.