The death rate from the A virus in one country has been determined to be 1 person per 100 000 people. What is the probability that at least 3 people will die from the A virus in a city where 1 000 000 people live?

Q: A recent study for Las Vegas showed that the probability of an individual resident moving in a given…

A: Solution: Let X be the number of times an individual will move and n be the number of years. From…

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

A: The random variable X follows geometric distribution with probability 0.10. The geometric…

Q: The probability of a randomly selected adult in one country being infected with a certain virus is…

A:

Q: On average 2 workers get injured at XTC Ltd every year. What is the probability that 3 or more…

A: Here we use poisson distribution to find the probability.

Q: If a seed is planted, it has a 70% chance of growing into a healthy plant. If 9 seeds are planted,…

A: Probability that plant grow  =0.70 Now, the probability that plant do not grow =1-0.70=0.30 n=9

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

A: Sample size, n = 12 Probability(grow) = 95% = 0.95

Q: The die is constructed so that even numbers are twice as likely to occur as the odd number. This die…

A: Probability is simply defined as the ratio of favorable outcomes (s) to the total number of possible…

Q: If a seed is planted it has 70% chance of growing into a healthy plant. if 12 seeds are planted…

A: Let "X" be the seed planted don't grow into a healthy plant.

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: The average number of people who die in a month from a rare disease in a city is 4. What is the…

A: The average number of people who die in a month from a rare disease in a city is 4.

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 9 seeds are planted,…

A:

Q: If a seed is planted, it has a 80% chance of growing into a healthy plant. If 7 seeds are planted,…

A: Given that,Sample size, n = 7 Probability(grow) = 80% = 0.80 Probability(do not grow) = 1 -…

Q: If a seed is planted, it has a 60% chance of growing into a healthy plant. If 12 seeds are planted,…

A: 60% chance of growing into a healthy plant i.e. Probability(grow) = 0.60 Probability(doesn't grow) =…

Q: If a seed is planted, it has a 70% chance of growing into a healthy plant. If 8 seeds are planted,…

A:

Q: A recent study of robberies for a certain geographic region showed an average of 1 robbery per 18717…

A: From the provided information, The study showed an average of 1 robbery per 18717 people. And there…

Q: If a seed is planted, it has a 75% chance of growing into a healthy plant. If 6 seeds are planted,…

A: Let X= the number of seeds that grow into a healthy plant n=number of trials=6 p=probability of…

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: The average number of diesel tankers arriving each day at a certain port city is known to be 5. What…

A:

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

A: Answer :

Q: If a seed is planted, it has a 60% chance of growing into a healthy plant. If 7 seeds are planted,…

A: Let X= the number of seeds that grow into a healthy plant n=number of trials=7  p=probability of…

Q: A barber shop on a peak hour has an average of 8 customers on a regular day. Suppose that the shop…

A: barber shop on a peak hour has an average of 8 customers on a regular day. And suppose that the…

Q: It is known that the rate of getting a disease in any region is 0.001. 2000 people are randomly…

A: Given: n = 2000 p= 0.001

Q: An average of 3 cars arrived at a highway tollgate every minute. What is the probability that at…

A:

Q: If a seed is planted, it has a 65% chance of growing into a healthy plant. If 12 seeds are planted,…

A: From the provided information, Chance of growing a seed into healthy plant = 65% That is p = 0.65…

Q: The average number of cars arriving at a petrol station is 2 per minute. What is the probability…

A: Solution: Let X be the number of cars arriving at a petrol station in four-minute interval. From the…

Q: The annual volume of rain (in mm) in a certain region is normally distributed with μ = 40 and a σ =…

A:

Q: A café receives an average of 4 orders of pizza in every 1 minutes. What is the probability of…

A:

Q: If a seed is planted, it has a 75% chance of growing into a healthy plant. If 8 seeds are planted,…

A:

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 7 seeds are planted,…

A: The probability that the plant doesn't grow into a healthy plant (p) .

Q: A certain airport receives on an average of 4 aircrafts per hour. What is the probability that no…

A:

Q: An automatic car washing machine can wash 8 cars per hour. If the customers arrive to wash their…

A: Given: μ=8 car per hour customers come to wash their cars every 10 minutes

Q: A copy machine randomly puts out 10 blank sheets per 500 copies processed. Find the probability that…

A:

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

A:

Q: The proportion of individuals that regularly smoke in a population is known to be 0.25. What is the…

A: Given information: p=0.25 Sample size, n=100

Q: If the probability that an individual will suffer a bad reaction from injection of a given serum is…

A: Given that the probability that an individual will suffer a bad reaction from injection of a given…

Q: e average incidence is 2 per million people. What is the probability that a city of 1 million people…

A: By using Poisson distribution:

Q: A (blindfolded) marksman finds that on the average he hits the target 4 times out of 5. If he fires…

A: We have to find given probability....

Q: Suppose there is a disease, whose average incidence is 1 per million people. What is the probability…

A: Given Suppose there is a disease, whose average incidence is 1 per million people.

Q: In a factory, there were 12 accidents involving machinery in the last six months.  (d) Calculate…

A: Given, In a factory, there were 12 accidents in the last 6 months => 12/6 = 2 accidents per month…

Q: An observer stands at a highway overpass and counts the automobiles that pass by. When he sees a red…

A:

Q: A test for the presence of salmonella in chicken detects 97% of the time when the bacteria is…

A: Given data: presence of salmonella in chicken detects  = 97% Also gives a false positive  = 2% of…

Q: The drop out rate of female students from computer science programs in their first year is much…

A: Given problem follows  binomial distribution      p  =  0.3    q= 0.7     n=310    Binomial…

Q: If a coin is tossed 4040 times and heads and tails are equally likely, then the probability of…

A: Given: n =4040 To determine: P(x≥2040)

Q: If a seed is planted, it has a 60% chance of growing into a healthy plant. If 9 seeds are planted,…

A:

Q: In a new fiber-optic communication system, transmission errors occur at the rate of 2.5 per ten…

A: Obtain the probability that more than five errors will occur during the next minute.   The…

Q: The probability that an electronic circuit board contains dirty particles is 0.01. Considering that…

A:

Q: 2. It has been observed that an average of 3 crabs in a crab swarm are eaten every minute by their…

A: 2. Obtain the probability that 5 crabs will be eaten next two minutes. The probability that 5 crabs…

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

A: Consider a random variable X which represents number of brief encounters before which a non-effected…

Q: If a seed is planted, it has a 90% chance of growing into a healthy plant. If 7 seeds are planted,…

A: The Binomial probability distribution is: PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: If a seed is planted, it has a 95% chance of growing into a healthy plant. If 10 seeds are planted,…

A: Let "X" be the planted seeds that don't grow.