60% of patients out of a finite patient group responded positively to a drug treatment and were healed, while 40% do not respond to the treatment at all. What is the probability that 3 out of 10 patients administered with the drug get healed? 4.7% O 3.7% O 4.2% O 4%

Q: In an identical and independent experiment, suppose the probability of getting a "success"is 0.8.…

A: It is given that, In an identical and independent experiment,  the probability of success is p= 0.8…

Q: A Food Marketing Institute found that 51% of households spend more than $125 a week on groceries.…

A:

Q: 5% of the people in a population suffer from high blood pressure. Of people with high blood…

A: Let H= people suffer from high blood pressureA =regular consumers of alcoholic…

Q: Approximately 5.3% of Americans have French heritage. If you randomly select 350 Americans and ask…

A: Obtain the approximate probability that less than 3% of them to have French heritage. The…

Q: A pharmaceutical company claims that only 5% of patients experience nausea when they take a drug. In…

A: We have given that X be a random variable that is patients experience nausea is follow Binomial…

Q: Nextel Directory Assistance has a tendency to give Wrong Answers 36% of the time, If you Request…

A: Let a random experiment be performed repeatedly, each repetition is called a trial. let the…

Q: 8. 30% of the total of 150 students in a grade 12 class are going to prom. If 46 students are…

A: To solve this problem, we can use the hypergeometric distribution, which is ideal for scenarios…

Q: Dr. x was interested in studying the hand-washing habits of York KINE students, so they sampled 100…

A: Given that  Sample size n =100 Population mean μ =125 SEM=3

Q: In an experiment, we are observing patients at a doctor's office. On average, the doctor sees 10…

A: Let x be doctor spends time with patients10 patients/hour=6/minutes

Q: Atlantic Airways flights were late (arrived or departed 15 minutes late or more). A random sample of…

A: We have given that  Number of trials n=140 Success of probability p =20.4%=0.204 We use normal…

Q: An actuary studied the likelihood that different types of drivers have at least one collision during…

A: To find: The probability that a driver with at least one collision in the past year is a Teen…

Q: A company receives 65% of its orders over the Internet. Within a collection of 18 independently…

A: Given data, n=18 p=65%=0.65 P(X≤4)=?

Q: David's gasoline station offers 4 cents off per gallon if the customer pays in cash and does not use…

A: Given,Past evidence indicates that 40% of all customers pay in cash. That is, probability of success…

Q: 16% of individuals insured by All-Driver Automobile Insurance Company have received at least one…

A: Let p be the proportion of individuals insured by All-Driver Automobile Insurance Company who got at…

Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are iphones)…

A:

Q: f jellybeans are not associated with acne and you adopt an alpha of 5%: What is the probability of…

A: Given that  If jellybeans are not associated with acne and you adopt an alpha of 5% Level of…

Q: A vendor supplies 200 parts and claims that no more than 25% of them are defective. The receiving…

A: Total number of parts=200 Sample size(n)=5 Claim is that not more than 25% are defective

Q: A new drug cures 65% of the patients who take it. If it is given to 14 patients, what is the…

A:

Q: A Food Marketing Institute found that 26% of households spend more than $125 a week on groceries.…

A:

Q: In a recent production of automobiles, 10% are found to have a minor engine defect. A rental car…

A: From the provided information, 10% of vehicle found with minor defect that is p = 0.10 Sample size…

Q: 1,000 randomly selected business executives were polled. Assume that 25 percent of all business…

A: Answer:In this question, it has given thatX ~ Bin(1000,0.25)Calculation of mean and variance :Mean =…

Q: Bananas have an average rotting rate of 0.1%. A banana shipping company boxes bananas 48 to a box.…

A: Introduction: Denote X as the number of rotten bananas, among the n = 4 chosen bananas from a…

Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are…

A: From the provided information, 40% of all cell phones are iphones that is p = 0.40 Sample size (n) =…

Q: An organization conducts an annual survey of cybersecurity at firms from around the world. In a…

A: The provided information is as follows:The total number of firms is .The total number of firms that…

Q: A smoke detector is routinely inspected. 80% of the detectors found inoperative had experienced a…

A: It is given that a smoke detector is routinely inspected. 80% of the detectors found inoperative had…

Q: 1% of those aged 15-49 are infected with HIV. in blood test for HIV 36 blood samples from 36 people…

A: The p.m.f of the binomial distribution is as follows:

Q: What is the probability that in a random sample of 440 voters, less than 48.8% say they will vote…

A:

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: About 8% of the U.S. population catches the flue each season. Assuming everyine h?as equal…

A: The formula for calculating odds is given below: