Find the probability that exactly 7 out of 10 adults are active on social media considering a probability of failure of 50%.

Q: probability of getting a prize on or before the 3rd herb you picked?

A: here given , Suppose that you were playing an online game in which the game developers decided to…

Q: On average, the number of students that choose to study Arts related subjects at lowa University is…

A:

Q: the average accident on a certain road section is at 2.4 per day. what is the probability that there…

A:

Q: A baseball player has a batting average of 0.295. What is the probability that he has exactly 1 hits…

A: Given Information: A baseball player has a batting average of 0.295 i.e., p=0.295 To find the…

Q: Find the probability that more than 33% of the freshmen in the sample of 140 are planning to major…

A: Solution-: Given: n=85,p=0.26 We find, (1 of 6) Check conditions for use normal approximation ( 2 of…

Q: when a die is thrown, the probability of getting an odd number less than 3 is:

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

Q: The probability that a pair of twins is girls is 0.25. Given that the probability of the first child…

A: Given, P(Pair of twins is a girl)=0.25 p(first child being a boy)=0.55 To find Probability that a…

Q: On average, 24 cars pass through a toll booth every hour. What is the probability of at least one…

A:

Q: The Philippine Institute of Volcanology and Seismology (PHIVOLCS) records an average of 20…

A: Givenan average of 20 earthquakes a dayλ=20 earthquakes a day x~poisson(λ=20)P(X=x)=e-λ×λxx!    ;…

Q: find the probability that exactly 2 people willget enough sleep each night?

A:

Q: On average, the number of newspapers was sold is fifteen per hour. Calculate the probability that at…

A: poisson distribution is given by

Q: A recent survey found that the probability that a student is doing a BCom degree is 0.85. The same…

A: Concept of conditional probability: For any two events A and B with P(A) >0, the formula for…

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

A: Let X denotes the number of cars arrived in 4-minute interval Given : Arrival Rate (λ) = 2 cars per…

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: Two dice are rolled simultaneously, find the probability that the sum is equal to 7

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

A:

Q: An airline estimates that 96% of people booked on their flights actually show up. If the airline…

A: Given P=0.96 Z=0.04 n=73

Q: A die is rolled twice. What is the probability of showing a 5 on the first roll and an even number…

A: Sample space for a die rolled twice is given by,…

Q: A recent survey found that the probability that a student at a particular educational institution is…

A: Solution: From the given information,

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: 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 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: In a survey of college​ students, 808 said that they have cheated on an exam and 1770 said that they…

A: Given that in a survey of college​ students, 808 said that they have cheated on an exam and 1770…

Q: In the old days, there was a probability of 0.8 of success in any attempt to make a telephone call.…

A: binomial distribution formula: P(X=x)=ncxpxqn-x   where P(X=x)=probability of success of x n=number…

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: A baseball player has a batting average of 0.325. What is the probability that he has exactly 6 hits…

A:

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

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Q: A baseball player has a batting average of 0.245. What is the probability that he has exactly 3 hits…

A: Solution: Let X be the random variable that the number of hits made by the base balls players. The…

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: 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: an observer counts 36O vehicles per hour at a highway. estimate the probability of having more than…

A: A observer count 360 vehicle per hour at a highway.

Q: A die is rolled twice. What is the probability of showing a 3 on the first roll and an even number…

A:

Q: An archer is able to hit the bull's-eye 44% of the time. If she shoots 7 arrows, what is the…

A: Given: Number of shots (n) = 7 Probability of success (hitting the bull's eye) = p = 0.44 Let X be…

Q: Suppose the probability that Bill will graduate from college is 0.70. What is the probability that…

A:

Q: The time taken by brake discs to overheat on construction equipment is normally distributed with…

A: X be time taken by brake discs to overheat on construction equipment. and X has normally…

Q: For a recent year, approximately 36,000 people were killed in the United States in motor vehicle…

A: Given,

Q: It is known that an average of 5 trains pass through Grand Central Terminal every 30 minutes. Find…

A: Consider the random variable X that reprsent number of trains that will pass through Grand Central…

Q: A basketball player makes an average of 2 free throws out of every three attempts. If the player…

A: Out of total 3 throws, 2 are made by the player. So the probability of making a throw will be ratio…

Q: If the probability that a randomly selected 24-year-old male survives the year is 0.9985, explain…

A:

Q: If the probability of hitting a goal ball player is 0.4, then if this player wants to hit the goal…

A: Probability of hitting a goal is  p=0.4 Probability of not hitting a goal is  q=1-0.4= 0.6

Q: The proportion of people with blood type O in the population is 0.48. Determine the probability that…

A:

Q: A quarterback completed 60 percent of his passes one season. Assuming he is as good a quarterback…

A: According our policy we can answer only first question for remaining please repost the question.

Q: The probability of a snowstorm on Thanksgiving is 0.40 and the probability of a snowstorm on…

A: Independent Events:Two events are said to be independent if occurrence of one event does not affect…

Q: The probability of passing a class is 70%. What is the probability that 17 out of 20 students pass…

A: From the given information we want to find the probability that 17 out of 20 students pass the…

Q: A baseball player has a batting average of .211 (in other words, he gets a hit 21.1 % of the time…

A:

Q: On average there are 3 leaks for every 100 miles of a pipeline. What is the probability that a…

A: Givenon average there are 3 leaks for every 100 miles of a pipelineλ=32=1.5  leaks per 50-mile…

Q: What is the probability that there will be 8 calls in a given one hour interval?

A: here given, The average interval between calls on a phone is 10 minutes. λ = 110 calls per minute λ…

Q: If the probability of getting rain tomorrow is 0.35, find the probability that it will not rain…

A: