According to the studies carried out by researchers in an earthquake zone, the average number of earthquakes with an intensity of 5 and above in a year is 7.5. What is the probability that there will be at least one earthquake in a month?

Q: In a recent study nationwide, it was found that 41% of people own dogs. If you pick two people at…

A: Given that  It was found that 41% of people own dogs. P(Dog) = 41% = 0.41   We know that…

Q: The average age of accountants is 53 years, with a standard deviation of 5 years. If an accounting…

A: We have to find probability..

Q: A batch of bulbs have a mean life of 1000 hours. Only one bulb is used at a time, and after each…

A: See the handwritten solution

Q: The life of a power transmission tower is exponentiallydistributed, with mean life 25 years. If…

A: From the given information, it can be observed that the life of a power transmission tower is…

Q: It is known that the average number of jeepney that passes through the designated waiting area is…

A:

Q: Explain how the probability of extinction and the mean population size of a species after a…

A: the Colonization and extinction probabilities  were defined in terms of the habitat state at both…

Q: At a small airport, planes arrive an average rate of 9.78 planes arriving per hour. Please use this…

A: X has poission distribution. X~Poission(λ) λ=9.78 planes arriving per hour=68.46 planes arriving per…

Q: Suppose the influenza vaccine this year is 88% effective to prevent the flu among high-risk…

A: Probability, p = 88% = 0.88Sample size = 25

Q: A mobile operator company has to deal with 12 site down issues per hour. What is the probability…

A: Answer :

Q: In a recent study nationwide, it was found that 51% of people lost their keys in the past year. If…

A:

Q: The time between arrivals of vehicles at particular intersection follows an exponential probability…

A:

Q: Suppose you are an environmental researcher for an organization. As part of your research, you…

A: Givensample size(n)=43Mean(μ)=381standard deviation(σ)=31

Q: The time between aircraft landing at a local airport has an exponential distribution with a mean of…

A: Let X=The time between aircraft landing at a local airport Given that X follows an exponential…

Q: If an average of 40 calls is required in a typical eight hour shift, what is the probability that…

A: Given that an average of 40 calls is required in a typical eight hour shift.

Q: Given the following information: P(A) = 0.29 P(B) = 0.21 P(A and B) = 0.19 P(B given A) = 0.66 What…

A: Given: P (A)=0.29 P (B)=0.21 P (A and B)=P (A∩B)=0.19 P (B given A)=P (B|A)=0.66

Q: The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an infected…

A: Here, the non-infected persons have a 10% chance of getting mumps from an infected person after 1…

Q: The probability of loosing a game was estimated as  0.6 . What is the probability to win this game?

A:

Q: event has a 50% chance of occurring

A: Take a coin, flip it twice. If you get the same result both times, ignore the pair of flips and try…

Q: If the estimated mean of crashes at intersection is 10, what is the probability of having 5, 10 and…

A: Given the estimated mean of crashes at an intersection is; μ=10 Let, X = The number of crashes next…

Q: If the probability of contracting a certain illness is 0.0433, would it be considered statistically…

A: Let p be the probability of contacting a certain illness  Given  p=0.0433

Q: We know that certain bacteria are present in water in a proportion of 3 bacteria per cm3 . What is…

A: Given:. This means that on average, we expect to find 3 bacteria in each cubic centimeter of…

Q: It is known that the prevalence of Tuberculosis in a community is 9% what would be the probability…

A: given data P(tuberculosis) = p = 0.09sample size (n) = 10x = no. of individual with tuberculosisP(x=…

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

A:

Q: The national center for health statistics has found that there is a 5.01% chance that an american…

A: There is 5.01% chance that an American citizen will die from an accident.

Q: If the chance of suffering from occupatinal hazards is 25%, what is the probability that out of…

A:

Q: Children have a  1 in 2500 chance of being born with Cystic fibrosis and children have a 1 in 10000…

A: P(cystic fibrosis) = 1/2500 P(phocomelia) = 1/10000 Formula : P(either A or B) = P(A∪B) = P(A)+P(B)…

Q: A medical journal reports that the likelihood of having a headache during any single week is 0.035 .…

A: It is given that, A medical journal reports that the likelihood of having a headache during any…

Q: In the Taiji scene, we learn that dolphins were killed at staggering proportions from 2000-2015. For…

A: Probability quantifies the chances of an event happening. The probability values always lie in the…

Q: A bookstore experiences a mean rate of 2 customers arriving per hour. What is the probability that…

A: A bookstore experiences a mean rate of 2 customers arriving per hour

Q: Is it unusual because the probability of a women having blood pressure lower than 63 mmhg is what?

A: Given data : Check your blood pressure: In a recent study, the Centers for Disease Control and…

Q: For a recent year, the Centers for Disease Control reported that the probability that a 50-yr-old…

A: Recall the following fact.

Q: On average, 8.6 rooms stay vacant per day at a large hospital, Find the probability that on a given…

A: Given: Average number of rooms vacant per day λ=8.6. Let X be the Poisson random variable…

Q: A Soft drink machine outputs a mean of 25 ounces per elip. The machines output is normally, With a…

A: Given that: Population mean, μ=25 Population standard deviation, σ=4

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

A:

Q: Suppose we are interested in the mean burning rate of a solid propellant, a random variable that can…

A:

Q: The quality control manager at a computer manufacturing company believes that the mean life of a…

A: let  denotes the mean lifetime of computersThis follows the normal…

Q: The quality control manager of Green Bulbs Inc. is inspecting a batch of energy saving compact…

A: The provided information is as follows:The mean number of bad bulb per shift is .

Q: What is the probability of recording exactly 3 deaths on the next day?

A: here given,  daily mean number of COVID 19 deaths in Metro Manila is 2

Q: Officials believe that the probability of a major accident at a nuclear plant is so small that we…

A: We can divide the time span of 25 years into  disjoint and exhaustive time intervals, with each…

Q: In a poll conducted by the General Social Survey, 70% of respondents said that their jobs were…

A: From the provided information,70% of respondents said that their jobs were sometimes or always…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.