Assuming a married couple has an equal chance of giving birth to a male or a female child, find the probability that a couple with 5 children will have more girls than boys in the family.

Q: A team of 4 students is to be chosen for a math contest. It there were 10 male and 8 female students…

A: There are 10 male and 8 female students so total is 18 A team of 4 people is to be formed. The total…

Q: On an average, there are 2 visits to a supershop per minute. What is the probability thatthe…

A: Given,The average no.of visits to a supershop per minute is 2so, The average no.of visits to a…

Q: If a baseball player's batting average is 0.320 (32%), find the probability that the p will get at…

A: The conditions for normal approximation to the binomial distribution are given below:   np≥5…

Q: crime study for a geographic area showed an average of one home invasion per 40,000 homes. If an…

A:

Q: The wait time for your local pizzeria to deliver food is normally distributed with µ = 42 minutes…

A: Given,mean(μ)=42standard deviation(σ)=3

Q: In a survey in a rural area, it is found that 32% of families from a barrio owns a milking cow and…

A: Given: Family owns a milking cow, P(A)=0.32. Family owns a poultry, P(B)=0.41. Family owns both,…

Q: A die is rolled 8 times. What is the probability of getting at least one 5?

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Q: If 50 of 250 people contacted make a donation to the city symphony, the probability of outcome of…

A:

Q: If a fair coin is tossed three times, find the probability of getting heads on the first toss and…

A: Let H be the event that it is heads T be the event that it is tails .   The sample space for a coin…

Q: Suppose a jar contains 5 red marbles and 31 blue marbles. If you reach in the jar and pull out 2…

A: Solution

Q: The wait time for your local pizzeria to deliver food is normally distributed with µ = 56 minutes…

A: Given data,Mean μ=56sd    σ=5P(X>60)=?

Q: A pair of dice is rolled 10 times. What is the probability of getting exactly 6 rolls of 8?

A: Solution-: A pair of dice is rolled 10 times. What is the probability of getting exactly 6 rolls of…

Q: A couple has three children. Assuming each child has an equal chance of being a boy or a girl, what…

A: From the provided information, A couple has three children that is n = 3 Probability of being a girl…

Q: On New Year’s Eve, the probability of a person driving while intoxicated or having a driving…

A: Given that, the probability of a person driving while intoxicated or having a driving accident is…

Q: Suppose a jar contains 13 red marbles and 35 blue marbles. If you reach in the jar and pull out 2…

A: Given problem Given that   Suppose a jar contains 13 red marbles and 35 blue marbles. If you reach…

Q: A football player scores 2 goals out of every 3 penalty kicks. If we ask him to take 4 penalty…

A:

Q: A couple is planning to have 6 children. If the true probability of a baby girl being born is 0.521,…

A:

Q: A mail order company has an 8% success rate. If it mails advertisements to 600 people, find the…

A: Given that the success rate is 8%. That is, p=0.08 The sample size is 600. That is, n=600 Here, the…

Q: Suppose a baseball player's batting average is .325. What is the probability that in the next 100…

A: Given, p = 0.325 n = 100 trials X = number of times, out of 100 that are success

Q: Assuming boys and girls are equally likely, find the probability of a couple having a baby girl when…

A: The probability of having a boy=1/2 The probability of having a girl=1/2 P(couple having a baby girl…

Q: An archer is able to hit the bull's-eye 47% of the time. If she shoots 6 arrows, find the…

A: According to the provided infomation, probability of success (p) = 0.47 number of trials (n) = 6

Q: If you roll a die twice, what is the probability that you get two sixes in a row?

A: Obtain the probability that you get two sixes in a row. The probability that you get two sixes in a…

Q: A dice is rolled 3 times. What is the probability of showing a 4 on every roll?

A: Solution: Suppose a dice is rolled 3 times. Then, the total number of possible outcomes is…

Q: In a customer service center, there are 18 complaints dropped per minute. What is the probability…

A: Given data: Mean = 18 To find: What is the probability that the number of complaints in the next…

Q: A representative from volleyball team selects people from south until he finds a person who attended…

A: Given that  p=0.20 X~Geometric(p=0.20)

Q: An Omani family has 3 children, then the probability that the three children will be al| boys is…

A:

Q: A recent study shows that over 1 year, the average number of major fires in a small Oregon city is…

A: Given,the average no.of fires oregon city is(λ)=6so , average no.of fires per 2 months isλ=212×6λ=1…

Q: According to a survey, the probability that a family owns 2 cars if its annual income greater than…

A:

Q: A die is rolled twice. What is the probability of showing a 2 on the first roll and an even number…

A: GivenA die is rolled twice

Q: The probability that a random smoker will develop a severe lung condition in his or her lifetime is…

A:

Q: On New Year's Eve, the probability of a person driving while intoxicated or having an accident is…

A: Given information:Denote the event “person driving while intoxicated” as A.The probability that a…

Q: If two dice are rolled one time, find the probability of getting a sum less than 9.5

A: We want to find the probability

Q: On an average, there are 2 visits to a supershop per minute. What is the probability that the…

A: Givenon average 2 visits to a supershop per…

Q: When a single die is tossed, what is the probability of getting a number that is a multiple of 2?

A:

Q: A scientist inoculates mice, one at a time, with a disease germ until he finds 3 that have…

A: From the given information, Let random variable X represents the number of mice to be inoculated to…

Q: A bag has 12 blue marbles and 24 red marbles. If you draw 3 marbles with replacement, what is the…

A: Let p be the probability of blue marble let n be the number of marble which one is drawn X be the…

Q: If Omar can hit the target 4 times in 5 shots, suppose he fires 4 shots to the target, then the…

A: Correct answer is (b) 0.0272

Q: If two cards are drawn without replacement from an ordinary​ deck,find the probability of a jackand…

A: Multiplication Rule for two Independent events:If the events A and B are said to be independent…

Q: If the probability of seeing a ship from the beach in 1 hour is 0.35, what is the probability of…

A: Given that ,The probability of seeing a ship from a beach in hour is 0.35 .

Q: A scientist inoculates mice, one at a time, with a disease germ until he finds 2 that have…

A: Let random variable X represents the number of mice to be inoculated to get mice contacting the…

Q: If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was…

A: here use given data table and basic probability Rule

Q: If the probability that the average freshman will not complete 5 years of an engineering course is…

A: Given : probability that the average freshman will not complete 5 years of an engineering course is…

Q: It was found that the probability of a parent with two children either has two boys or two girls is…

A: Given P (Two girls) = P (Two boys) = 0.5002 P (any geneder) = 0.5

Q: A baseball player has a 60% chance of making each free throw. What is the probability that the…

A: Given: A baseball player has a 60% chance of making each free throw. Objective is to find the…

Q: If a seed is planted, it has a 75% chance of growing into a healthy plant. If 9 seeds are planted…

A: Solution: Let X be the number of seeds don’t grow and n be the sample number of seeds. From the…

Q: If (the average number of mice / dunums) in a corn field consisting of 50 dunums is 10, Calculate…

A:

Q: find the probability that in a sample of 100 bulbs, 2 will be defective.

A: Let p be the probability that an electric bulb is defective. Given that p = 3% = 0.03 Let X denote…

Q: If Omar can hit the target 4 times in 5 shots, suppose he fires 4 shots to the target, then the…

A: P(hit) = 4/5 P(miss) = 1/5 = p n = 4 shots Distribution : Binomial Random variable = X = no. of…

Q: There is a 60% chance of getting stuck in traffic when leaving the city. On two separate days, what…

A: