On average, Camden has noticed that 18 trains pass by his house daily (24 hours) on the nearby train tracks. What is the probability that at most 6 trains will pass his house in a 6-hour time period? (Round your answer to three decimal places

Q: A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate…

A: Given data 5 oranges are picked at random Total oranges = 80 6 oranges are rotten

Q: Twenty percent of all telephones of a certain type are submitted for service while under warranty.…

A: Given : 20% of all telephones of a certain type are submitted for service Out of these 60% get…

Q: A customer from Cavallaro's Fruit Stand picks a sample of 5 oranges at random from a crate…

A: Introduction: Total number of oranges = 65. Out of these, total number of rotten oranges = 6. Thus,…

Q: At Denver international airport, 81% of recent flights have arrived on time. A sample of 12 flights…

A: Given  n = 12 , p = 0.81

Q: To test its shotgun shells, a company fires 5 of them. What is the probability that all 5 will fire…

A: Let us assume that X= number of shells that fires properly.  n= number of trials= 5 Given that  4%…

Q: The nurse at the elementary school decided to collect data on the students that come to see her…

A: The formula for probability is given as follows. Probability of an event PE=Number of favorable…

Q: The average number of automobiles per minute stopping for a gas at a particular service station…

A: Given Information: The average number of automobiles per minute stopping for a gas at a particular…

Q: Stephen Curry is one of the best at free throw shooting and assume that he has the free throw…

A: Here Given the percentage of free throw =0.9=p So Here  Probability of each throw is constant…

Q: The mayor of a town estimates that 65% of the residents in the town favor a raise of taxes to…

A: Given information: p=The probability of residents in the town favor a raise =65%=0.65 400 people…

Q: In a large population, 57 % of the people have been vaccinated. If 5 people are randomly selected,…

A: We have given that  Sample size n= 5 Success of probability p=57%=0.57 X~binomial ( n ,p)

Q: A recent study has shown that 45% of recent college graduates are able to find full-time employment…

A:

Q: A.A safety engineer claims that only 40% of all workers wear safety helmets when they eat lunch at…

A:

Q: It has been found that 1 out of every 10 people who visit a retail website make a purchase worth…

A: Given: n=12p=110=0.1q=1-p=0.9 The probability that no more than three of the visitors will make a…

Q: A. A customer from Cavallaro's Fruit Stand picks a sample of 3 oranges at random from a crate…

A:

Q: determine the probability that the telemarketer makes the second sale before the fifth call

A:

Q: The weatherman has been correct on the temperature two out of the past 30 days what is the…

A: From the given data:   Let X be the number of success x=2   Let N be the number of trials n=30

Q: A local jam production company is confident that 60% of the population will like its new grapefruit…

A: Given data,p=60% =0.60n=10P(X=3)=?

Q: On average, Austin has noticed that 18 trains pass by his house daily (24 hours) on the nearby train…

A:

Q: Since the stock market began in 1872, stock prices have risen in about 72% of the years. Assuming…

A:

Q: A liquor store owner is willing to cash personal checks for amounts up to $50, but she has become…

A: Let A1, A2, ... , An be n mutually exclusive and exhaustive events with P(Ai) > 0 for all i = 1,…

Q: According to an article, 11.4% of Internet stocks that entered the market in 1999 ended up trading…

A: Solution: Let X be the number of internet stocks end up trading at or above their initial offering…

Q: An archer is able to hit the bull's-eye 60% of the time. If she shoots 25 arrows, what is the…

A: Let "X" be she is able to hit the bulls-eye.

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: A local jam production company is confident that 60% of the population will like its new grapefruit…

A:

Q: It has been found that 2 out of every 10 people who visit a retail website make a purchase worth R1…

A:

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 11 seeds are planted,…

A: According to the given information in this question We need to find the probability that exactly 3…

Q: The average number of calls received by a switchboard in a 30-minute period is 18.

A: It is given that the average number of call received by a switchboard in a 30 minutes periods is 18.…

Q: A company that manufactures video cameras produces a basic model and a deluxe model. Over the past…

A: Given data:   The percentage of the basic model camera sold is: P(B)=40%=0.40 The percentage of the…

Q: The owner of a car wash shop noticed that on normal days there are 4 cars that enter the shop at one…

A:

Q: cA local jam production company is confident that 60% of the population will like its new grapefruit…

A: p= 60%= 0.60 q= 1-p = 1-0.60= 0.40 Sample size, n= 200 We know that, expected value of x of binomial…

Q: A softball pitcher has a 0.431 probability of throwing a strike for each pitch. If the softball…

A:

Q: On average, Colby has noticed that 21 trains pass by his house daily (24 hours) on the nearby train…

A: Given that, 21 trains pass by his house daily, Probability that at most 6 trains in 12 hours:

Q: Compton Computers finds that the time to failure of its power supply unit is 4000hours. One unit…

A: Mean time between failures =MTBF = 1λ= 4000 hours where λ represents the failure rate Time to…

Q: A pharmacist receives a shipment of 18 bottles of a drug and has 3 of the bottles tested. If 5 of…

A: 20) A pharmacist receives of shipment of 18 bottles of a drug and 3 of the bottles are tested. If 5…

Q: Charles is reviewing the midterm grades of all seventh graders at a middle school. Thus far, 10.3%…

A:

Q: Based on data covering two consecutive school years, the National Safety Council found that fourth…

A: It is given that injuries rate is 2.4 per 100,000 students-day. Thus, the average number of student…

Q: On each of three consecutive days the National Weather Service announces that there is a 50-50…

A: Given data: Number of trials , n = 3 Probability of success , p = 0.5  The number of successes , x =…

Q: In a retirement community, 13% of cell phone users use their cell phones to access the internet. In…

A:

Q: During a laboratory experiment, the average number of radioactive particles passing through a…

A: Given that  Average number of radioactive particles passing through a counter in 1 milliseconds=4…

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 12 seeds are planted,…

A:

Q: Of 300 male and 270 female employees at the home office of Gibraltar Insurance Company, 140 of the…

A: For a randomly selected employee,Let M denote the event that the employee is a man.Let F denotes the…

Q: A local jam production company is confident that 60% of the population will like its new grapefruit…

A: Given that, p = 0.60 (i) If 200 persons taste the new grapefruit jelly, the number of persons who…

Q: An engineering school reports that 51% of its students were male (M), 33% of Type number- its…

A: P(M)=0.51 P(A)= 0.33 P(M and A)= 0.24 The general addition rule of probability is, P(M or A) = P(M)…

Q: The auto parts department of an automotive dealership sends out a mean of 4.4 special orders daily.…

A: Obtain the probability that, for any day, the number of special orders sent out will be no more than…

Q: A recent survey by the American Cancer Society shows that the probability that someonelis a smoker…

A: 0.29 is the probability that someone is smoker. The probability that someone have lung cancer and…

Q: A local jam production company is confident that 60% of the population will like its new grapefruit…

A: Given that a local jam production company is confident that 60% of the population will like its new…

Q: The auto parts department of an automotive dealership sends out a mean of 5.8 special orders daily.…

A: X=The number of special orders sent out X~Poissonλ=5.8   The probability mass function of Poisson…

Q: A recent survey of 2500 people who own tablets showed that 1,654 use the device to play games, 1,001…

A: Let G be the event that a person uses tablet for playing games and E be the event that a person uses…

Q: A manufacturer of bottles knows that 2% of its bottles are defected. If one selects 4 bottles…

A: Given Data : 2% of its bottles are defected                      One bottle is selected from 4…