A survey on campus revealed that 61% of the students felt that a new attendance policy was unfair. If a student is randomly asked to give an opinion of the new attendance policy, find the probability that the student will either think it's fair or have no opinion.

Q: Coronary bypass surgery: A healthcare research agency reported that 61% of people who had coronary…

A: (a) Let X be the number of patients are over the age of 65 which follows binomial distribution with…

Q: Whooping cough (pertussis) is a highly contagious bacterial infection that was a major cause of…

A:

Q: In Hawaii, the rate of motor vehicle theft is 384 thefts per 100,000 vehicles. A large parking…

A: Computation of mean, λ:The mean value is calculated as follows:

Q: The number of cars passing in jollibee Tanay has a mean of 1.8 per minute. Find the probability that…

A: Note: Hey, since multiple subparts are posted, we will answer first three subparts according to our…

Q: A group fitness gym classifies its fitness class attendees by class type and member status. The…

A: Solution: The given table of data is

Q: A nationwide survey of 17,000 college seniors by the University of Michigan revealed that almost 70%…

A: Here, n = 18 and p = 0.70.

Q: Create a probability model on the number of items that may be true.

A: Here use binomial distribution because  Finite number of trial (n=5) There are two outcomes success…

Q: Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the…

A: Kathleen conducted an experiment in which she drew marbles from a bag one at a time and replaced the…

Q: The Battery company manufactures electric batteries. The probability that the finished battery is…

A: Given data, probability that the finished battery is defective is 0.05 probability that the packer…

Q: College instructors who adopt this book are (we hope!) twice as likely to continue to use the book…

A:

Q: what is the probability that the land has oil and test predictsthat there is no oil?

A:

Q: Nathan had an infection and his doctor wanted him to take penicillin. because nathans father and…

A: In the question it is given that - The chances of Nathan to have disease=75% Accuracy of test=98% We…

Q: Defendants are convicted if the jury finds them to be guilty "beyond a reasonable doubt."  A jury…

A: Introduction: Type I error: In a hypothesis testing problem, a Type I error occurs when the test…

Q: In a popular online role playing game, players can create detailed designs for their character's…

A: It is given that, 236 visitors purchased no costume, 202 visitors purchased exactly one costume, and…

Q: Redundancy in Stadium Generators Large stadiums rely on backup generators to provide electricity in…

A: From the information, Generators fail is 22%. That is, P (generator fails) = 0.22.

Q: Government data assign a single cause for each death that occurs in the United States. In a certain…

A: Given : Probability (death due to cardiovascular disease) = 0.31 Probability (death due to cancer) =…

Q: 5. At a police station, on average, the reported number of accidents is three per day. Find the…

A: Given that,  At a police station, on average, the reported number of accidents is three per day. i.e…

Q: The probability that a bomber hits its target on any particular run is 80%. If three bombers sent…

A:

Q: A gardener buys a package of seeds. Seventy-nine percent of seeds of this type germinate. The…

A: Probability: If a random experiment results in n mutually exclusive and equally likely outcomes; out…

Q: A shop sells rare comic books. A comic book is described as damaged if it has been opened from its…

A:

Q: An office of six people is plagued by high absenteeism. It is thought that the probability that an…

A: Given data,n=6p=0.03P(X≥1)=?

Q: flying over the western states the mountainous terrain in a small aircraft is 40% riskier than…

A:

Q: an experimental drug has been shown to be 75% effective in eliminating symptoms of allergies in…

A:

Q: An experimental drug has been shown to be 75% effective in eliminating symptons of allergies in…

A:

Q: Find the probability that the number of adults who say that they have cheated on a test or exam…

A: Let p be the proportion of adults who say that they have cheated on a test or exam before. Given…

Q: Confidence Level Tommy the Dunker’s performance on the basketball court is influenced by his state…

A: If he scores then he is twice as likely to score as not, means he has a 2/3 chance of scoring and a…

Q: In a market survey a random sample of 100 people were asked two questions. Did they buy Frosted…

A:

Q: At a financial institution, a fraud detection system identifies suspicious transactions and sends…

A: It is given that the specialist blocks 40% of the suspicious transactions. It is assume that…

Q: (a) Find the probability that the client drives less than 10,000 miles/year and has an accident. (b)…

A: The data is given by   < 10000 10000 - 20000 20000 < Total Accident 0.06 0.10 0.29 0.45…

Q: the question is "what is the probability of a person dying as a result of being involved in a…

A: Introduction :-  We have to find probability of a person dying as a result of being involved in a…

Q: ..s) A researcher studied the relationship between coffee drinking and heart attacks in young women.…

A: Find ( A ) P ( heavy and heart attack )  =? (  B ) p ( heart attack / heavy )  =?

Q: Qi (a) On a certain stretch of the East Coast Expressway, on average three birds per week are killed…

A: Given an interval assuming the counts occur at a random throughout the interval can be partioned…

Q: scores on the 2013 AP Statistics Exam: Score: 1 3 4 5 Probability: 0.235 0.188 0.249 0.202 0.126 Why…

A: # Given: probability distribution of score   X: 1,2,3,4,5  p(x): .235,.188,.249,.202,.126  1): why…

Q: 13 percent of a certain company's life insurance policy holders are smokers. Given that someone is a…

A: Consider the event S defines the smoker and S’ defines the non-smokers.

Q: In a popular online role playing game, players can create detailed designs for their character's…

A: P(s)= 237+17+24= 278 P(n)= 237+17= 254

Q: Suppose that on the average a certain type of magnetic tape contains on the average three defects…

A: Given on average 3 defects per 1000 feetfor 1 feet=31000=0.003 defects For 1200 feet the defects is…

Q: A study has been done to determine whether or not a certain drug leads to improvement in symptoms…

A:

Q: A farmer is examining the amount of fungi per square cm of maize plant. The average number of fungi…

A: Average number of fungi per two square cm = 4 Therefore average number of fungi per square cm = 2 X…

Q: Part 2 Tyler surveyed 100 randomly selected students to find out their favorite sport to watch on…

A:

Q: A recent Kellogg survey shows that approximately 34% of Americans eat breakfast. Suppose Alex takes…

A: Solution

Q: find the probability that the number of us adults who have very little confidence in newspapers is:…

A: Binomial distribution is widely used in statistics . It is very useful and very basic .

Q: Forty-three percent (43%) of adults say they get their financial advice from family members. You…

A: Given Data: The probability of getting financial help from the family is: p=0.43 Total number of…

Q: A local forest contains a population of 10,000 deer. Scientists capture, tag, and release 500 of…

A: Given: Number of deer in a population = 10000 Number of deer tagged in a population = 500 Sample…

Q: The maternity ward at Dr. Jose Fabella Memorial Hospital in Manila in the Philippines is one of the…

A:

Q: Caselet 2: Life Insurance Sales A life insurance salesman sells on the average 3 life insurance…

A: In question, Given that a life insurance salesman sells on the average 3 life insurance policies per…

Q: A study reports that only 12% of people stick to their New Year’s resolutions. Suppose you sample…

A: Here, n = 100 and p = 0.12.

Q: Appliance ownership- the probability that a person owns a microwave oven is 0.75, that a person owns…

A: the probability that a person owns a micro oven P(Oven) = 0.75probability that person owns a compact…

Q: Find the proportion of seniors whose GPA is between 4.3 and 4.55. The proportion of seniors whose…

A: We want to find the probability  P(4.3<X<4.55)= ?  P(X>4.55)= ?

Q: Privacy is a concern for many users of the internet. One survey showed that 62% of internet users…

A: