An experimental drug has been shown to be 80% effective in eliminating symptoms of allergies in animal studies. A small human study involving eight participants is conducted. What is the probability that the drug is effective on half of the participants?

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: In a dental study on children it was found that the probability of the child population having any…

A: P(C) = p = 2/3 P(Not C) = q = 1-p= 1/3

Q: When I was an undergraduate, I helped my father conduct some Child Psychology research about…

A: Given: n = 158 x = number of students answered Turquoise = 38

Q: n a genetics experiment on​ peas, one sample of offspring contained 390 green peas and 141 yellow…

A:

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: Are the outcomes of every experiment equally likely?

A: We need to justify if outcomes of every experiment are equally likely

Q: Migraine medication was administered to patients in that 5% experienced weight gain as a side…

A:

Q: The medication Nealapril is used to lower high blood pressure. It is known to cause headaches in…

A: We have given that,  Let X be the random variable from binomial distribution with probability (p)=…

Q: (a) Find the probability that more than 40% of the people in this sample have highblood pressure.(b)…

A: Given : n=75 , p=0.3 Our aim is to find the following :  (a) Find the probability that more than 40%…

Q: A study showed that ​69.7% of occupants involved in a fatal car crash wore seat belts. Of those in a…

A:

Q: About 0.5% of adults have nut allergy. The test correctly identifies 94% of the time adults with…

A:

Q: n a genetics experiment on​ peas, one sample of offspring contained  424 green peas and  502 yellow…

A: Given data  424 green peas 502 yellow peas __________________ 926 total peas   select one at random…

Q: A new study to determine the effectiveness of winter flu vaccinations measures the benefits of a flu…

A: From the given information we find the solution.

Q: Based on a​ poll, 70​% of Internet users are more careful about personal information when using a…

A: In this case, each surveyed user is inferred to have only options of being "more careful" (i.e.,…

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

A:

Q: A new brand of drug-free nasal strip claims to be 90% effective in relieving nasal congestion to…

A: From the given information the probability of success is 0.9

Q: An experimental drug has been shown to be 85% effective in eliminating symptoms of allergies in…

A: We have to find given probability.

Q: Based on a​ poll, 68​% of Internet users are more careful about personal information when using a…

A: p=0.68  _________________________ P(x≥1) = ?

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

A:

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

A: Obtain the probability that the drug is effective on half of the participants. The probability that…

Q: In a study of car accident fatalities that involved impaired drivers, it was found that 535 drivers…

A: Solution: From the given information, number of drunk drivers is 535 and the number of drugged…

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 study is undertaken to determine if prenatal exposure to marijuana is associated with low birth…

A: The objective of this question is to calculate the odds ratio, which is a measure of association…

Q: Lung cancer is the leading cause of cancer‑related deaths in the United States. Researchers examined…

A: Given :  3% of heavy smokers develop lung cancer  CT scan positively identifies lung cancer = 89%…

Q: A study of 3000 people compared the rates of liver cancer between 2000 people who drank one or more…

A: Here we want to test the relationship between coffee drinking and liver cancer.  For finding the…

Q: In a study, 42% of adults questioned reported that their health was excellent. A researcher wishes…

A: Let us denote X=the number of people with excellent health.n=sample size=13p=probability of…

Q: who do not pass the test is also employed. Training is successfully completed by only 50%of this…

A: The probability of applicants passed the test is, PP=0.6. The probability of applicants not pass the…

Q: Mathew is pleased to see a positive difference in the pilot sample, but Russell is cautious about…

A: Mathew is pleased to see a positive difference in the pilot sample, but Russell is cautiousabout…

Q: The prevalence of glaucoma in elderly people among high-risk populations within a city is…

A: Let X be the number of glaucoma units.Given that the prevalence of glaucoma in elderly people among…