1. If probability of a single birth resulting in a boy is 0.321, then what is the probability of it resulting in a girl?
Q: In a certain country, the true probability of a baby being a boy is 0.534. Among the next seven…
A: Binomial distribution allows us to compute the probability of observing specified number of events…
Q: In a certain country, the true probability of a baby being a girl is 0.474. Among the next seven…
A:
Q: Assuming that the population is half male and half female, what is the probability that a random…
A: From the provided information,The population is half male and half female, probability of male (p) =…
Q: A patient taking an antiviral medication recovers from a respiratory disease with 35% probability.…
A: The probability is p=0.35 and the value of n is 18. Therefore m=np=0.35×18=6.3 Therefore the…
Q: b. A life insurance salesman sells on average 4 life insurance policies per week. i. Find the…
A:
Q: in a certain country, the true probability of a baby being a boy is 0.512. Among the next four…
A: P(boy) = 0.512In a next four births, P(At least one girl) = ?
Q: If the probability that Aera is late from home school in any day is 0.4; what is the probability…
A: GivenThe probability that Aera is late from home school in any day (p)=0.4No.of days in school…
Q: In a certain country, the true probability of a baby being a girl is 0.486 . Among the next four…
A: From the provided information,Probability of a baby being a girl is 0.486.n = 4
Q: A radio device consists of 1000 electronic elements. The probability of nonoperation for one element…
A: Assuming that the random number X of non operating elements obeys poisson's law…
Q: A radio device consists of 1000 electronic elements. The probability of nonoperation for one element…
A: GivenNo.of electronic elements(n)=1000probability of nonoperation for one element during one…
Q: A piece of equipment contains six identical items and it is known that three of them are defective.…
A: Given that there are total of six identical items in a piece of equipment. Three items out of six…
Q: Suppose 1 in 1000 persons has a certain disease. A test detects the disease in 95% of the diseased…
A: Given : P( Disease ) =11000=0.001 P(not Disease ) =1-P(Disease)=1-0.001=0.999 P( Test…
Q: A college is composed of (0.25) men and (0.75) women. It is known that (0.60) of men and (0.20) of…
A:
Q: A doctor wants to know the probability that an infection will occur after performing a particular…
A: A doctor wants to know the probability that an infection will occur after performing a particular…
Q: ntry, the true probability of a baby being a boy is 0.523. Among the next nine randomly selected…
A: Given: n = 9 P(B) = 0.523 P(G) = 1-0.523 = 0.477 The probability that at least one of them is a girl…
Q: In a certain country, the true probability of a baby being a girl is 0.484 . Among the next four…
A: Given n=4 p=0.484
Q: Suppose that 31% of students in a college have a smart phone. If you select three students at…
A: Obtain the probability that all three have a smart phone. The probability that all three have a…
Q: What is the probability of parents to have children who are both boys? 1 1/2…
A: given data parent have two childrens. total outcomes S : {BB,GG,BG,GB}
Q: In a certain country, the true probability of a baby being a boy is 0.515. Among the next nine…
A: The true probability of a baby being a boy is 0.515. Suppose, X be the number of girls born out of…
Q: In a certain country, the true probability of a baby being a boy is 0.536. Among the next eight…
A: Ans: Let X be a random variable showing the number of girls among 8 newborns. The probability of a…
Q: A radio device consists of 1000 electronic elements. The probability of nonoperation for one element…
A: Given,n=1000p=0.001λ=npλ=1000×0.001=1A random variable X~Poisson(λ=1)P(X=x)=e-11xx! ; x≥0
Q: Sylhet experiences 7 earthquakes, on average in every six-months. a. What is the probability that…
A: Given on average 7 earthquakes in every six months7 per 6monthsper month = 76 per…
Q: probability that there less than 2 accidents in a week?
A: here given, average of 4 accidents in week here use poisson process because Event occurrence rate…
Q: What is the probability of hitting a target if, in the long run, 6 out of every 35 attempts actually…
A: It is given that Favourable cases = 6 Total outcomes = 35
Q: Suppose a flu test has the following results: If a person is healthy, it returns negative 90% of…
A: Given Information: If a person is healthy, it returns negative 90% of the timeIf a person is…
Q: n a certain country, the true probability of a baby being a girl is 0.476. Among the next four…
A: Given that The true probability of a baby being a girl is 0.476 The true probability of a baby…
Q: In a certain country, the true probability of a baby being a girl is 0.484 . Among the next…
A:
Q: Suppose eight students in a statistics class of 12 students are sophomores. What is the probability…
A: Total students = 12Sophomores = 8 Not sophomores = 12 - 8 = 4
Q: Assuming that the population is half male and half female, what is the probability that a random…
A: Given :Assuming that the population is half male and half female So , the population proportion of…
Q: horse race has 10 entries and one person owns 2 of those horses. Assuming that there are no ties,…
A: Number of ways in which 2 horses are chosen from 10 entries for first and second position.
Q: According to weather data records from Vancouver International Airport (since 1981), there is some…
A: Let, X= number of days of rain or snow n= number of observations= 7 p= probability of success=…
Q: The probability that the prisoner is under 30 and is taking either a high school class or a college…
A: Number of prisoners under 30 who are in high school =50 n(under 30 and high school)=50 And number…
Q: In a certain country, the true probability of a baby being a girl is 0.477. Among the next seven…
A: We have to find given probability.
Q: 3. A group of people were asked if they had run a red light in the last year. 150 responded “yes”,…
A: Given,no.of people had run ared light in the last year=150no.of people responded "no" =185Total…
Q: In a certain country the true probability of a baby being a boy is 0.516. I'mong the next 4 randomly…
A: we can use the concept of complementary probability. The complement of the likelihood that at least…
Q: 3. Officials at the suicide prevention center know that 5% of all people who phone their hotline…
A:
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- If records indicate that 4 houses out of 1000 are expected to be damaged by fire in any year, what is the probability that a woman who owns 10 houses will have fire damage in 2 of them in a year?The monthly incidence of necrotizing fasciitis in the U.S. is 50 cases. The population of the U.S. is about 312 million, and the population of Georgia is about 10 million. Assume that cases of necrotizing fasciitis are independent, and that the risk is the same in for people in Georgia as it is for people in the U.S. as a whole. a. What is the probability that three or more cases of necrotizing faciitis occur in Georgia next month? b .What is the probability that three or more cases of necrotizing fasciitis occur in Georgia during the next four months?The flu test is 100% positive when flu is present. It gives a false positive in 10% of the tests when the flu is not present. If 1% of the population has this flu, what is the probability that someone has flu given that his test is positive?
- A radio device consists of 1000 electronic elements. The probability of nonoperation for one element during one year of operation is 0.001 and is independent of the condition of the other elements. What is the probability that at least two elements will fail to operate during a year?What is the probability that A or B3 occurs?Given that B2 has occurred, what is the probability that A occurs? Given that A has occurred, what is the probability that B4 occurs?Assuming that the population is half male and half female, what is the probability that a random group of 11 people will contain 5 or more males?
- In a certain country, the true probability of a baby being a boyis 0.534. Among the next nine randomly selected births in the country, what is the probability that at least one of them is a girl?In a certain country the true probability of a baby being a boy is 0.515. Among the next seven randomly selected births in the country, what is the probability that at least one of them is a girl?In a certain country, the true probability of a baby being a boy is 0.531. Among the next nine randomly selected births in the country, what is the probability that at least one of them is a girl?
- In a certain country, the true probability of a baby being a girl is 0.488. Among the next six randomly selected births in this country, what is the probability that at least one of them is a boy?Suppose 3% of items manufactured at a facility are defective. A random sample of 600 items are evaluated. What is the (approximate) probability that no more than 30 of them are defective?The probability that a person will make 0, 1, 2, or 3 errors on his income tax is .5, .3, .15 and .05 respectively. If 30 are filed, what is the probability 15 will contain no errors, 8 will have one error, 5 will have two errors and 2 will have three errors?