In a regional shooting competition, the probability that a participant will hit the target is 2/7. If he shoots 13 times, what is the probability that he hits the target exactly  8 times?  round off to 4 decimal

Q: Your friend is attempting 10 free throws, and from experience, you know that your friend’s…

A: The random variable X is defined as the number of free throws which follows binomial distribution…

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: a school night, the probability that a student watches television is 0.71. On a school night, the…

A: To find the probability that the student will do homework .

Q: In a large population, 59% of the people have been vaccinated. If 5 people are randomly selected,…

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Q: A survey finds customers are charged incorrectly for 1 out of every 10 items. Suppose a customer…

A: Binomial distribution is given by

Q: For a recent period of 100 years, there were 530 Atlantic hurricanes. Find the probability that over…

A: The probability that over a 5-year period there were exactly 10 hurricanes is obtained below: From…

Q: Some friends are taking turns spinning a toy to see how it lands. The toy has four sides, each with…

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Q: If the probability that event E will occur is 3/11, what is the probability that E will not occur?…

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Q: A baseball player has a batting average of 0.335. What is the probability that he has exactly 1 hits…

A: One part of the problem is determining how many different ways we can choose the 1 out of 7 times at…

Q: Clara is a medical assistant who gives 14 people a flu shot in one day. The probability of…

A: Givenn=14p=0.14x~Binomial(n=14,p=0.14)P(X=x)=(nx)×px×(1-p)n-x    ;  x=0,1,...,n

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: Suppose the probability that it will rain tomorrow is 0.40. What is the probability that it will not…

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Q: At Kennedy Middle School, the probability that a student takes Technology and Spanish is 0.087. The…

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Q: On a weekend morning, the probability that a child watches television is 0.68. On a weekend morning,…

A: Given problem Given that   On a weekend morning, the probability that a child watches television…

Q: A marksman hits a target 30% of the time. He fires five shots at the target. What is the probability…

A: Given that the probability of hitting a target is= 30%=0.30 Let, X=the number of hits that reach the…

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

A: Solution: From the given information,

Q: Find the probability that a 4 is obtained on one of the dice in a throw of two dice, given ihat the…

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Q: On a five-day vacation, the forecast is a 75%75% chance of rain every day. What’s the probability…

A: probability mass function of B.D is = f ( k ) = ( n  k ) p^k * ( 1- p) ^ n-kwhere       k = number…

Q: A baseball player has a batting average of 0.3. What is the probability that he has exactly 3 hits…

A: Given,n=7p=0.3Let X=no.of hits in his next 7 at-batsX~Binomial(n=7 , p=0.3)P(X=x)=7x 0.3x 1-0.37-x…

Q: The probability that a student owns a car is 0.65and the probability that a student owns a computer…

A: Given data: The probability that a student owns a car = 0.65 the probability that a student owns a…

Q: An assembly line has two inspectors. The probability that the first inspector will miss a defective…

A: If the defective item passes both inspectors then that means that it was missed by the first…

Q: The probability that a police officer is hiding behind a billboard next to the highway is 0.06. The…

A: Conditional probability:   Let A and B be two events, then the condition probability for event A,…

Q: The probability that Washington will not have an earthquake is 0.98 in a year. Find the probability…

A: If an year is selected randomly, then there can be two possibilities either earthquake occurs that…

Q: A baseball player has a batting average of 0.225. What is the probability that he has exactly 3 hits…

A: Given: Probability of hitting the ball, P(h)=0.225. The objective is to find the probability of 3…

Q: According to a census, 2% of all births in a country are twins. If there are 2200 births in one…

A: Obtain the probability that more than 50 births in one month would result in twins. The probability…

Q: sed on previous weather records, the probability that the city of Calgary will have a "White…

A: To find the probability that there will be a "White Christmas" in the city of Calgary the next 2…

Q: hat is the probability that at least one of the students got a score? Round to four decimal place.

A: Let , X be the number of students got a score Here , X→B(n=3 , p=0.33) The probability mass function…

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: Because not airline passengers show up for their reserved seat, an airline sells 125 tickets for a…

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

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Q: The probability that a student owns a car is 0.02,that a student owns a computer is 0.86 and the…

A: Given: P( owns a car)= P(A) = 0.02 P( owns a computer )= P(B)= 0.86 P( owns both) = P( A and B) =…

Q: A baseball player has a batting average of 0.22. What is the probability that he has exactly 1 hits…

A: Given that, A baseball player has a batting average of 0.22.  Probability, p = 0.22 Sample size, n =…

Q: The probability that A hits a target is 1/5 and the probability that B hits it is 1/7. What is the…

A: Probability that A hits a target = 1/5 Probability that B hits a target is 1/7 If two event A and B…

Q: A thief steals an ATM card and must randomly guess the correct five​-digit pin code from a 7​-key…

A: We have 5 digit pin and 7 choices per each digit of pin Because repetition is allowed, for each…

Q: What is the probability that the principal is present and makes a purchase when the sales agent…

A: The probability that a school principal is present when a sales agent calls is0.8.

Q: he probability of a person dying quickly given that he or she ate flesh from a Mad Cow is 85%…

A: P(Dying | Mad Cow) = 0.85 P(Mad cow)=0.12

Q: a. With two hard disk drives, the probability that catastrophe can be avoided is (Round to four…

A: here use binomial distribution  each trial independent(failure of disk indpendent) finite number of…

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

A: On rolling a die twice, the total possible outcomes are…

Q: Suppose there is 46% chance of snow tomorrow, and a 14% chance of both snow and a snow day tomorrow.…

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Q: The Gallup organization found that 27% of Americans own a cat as a pet. Find the probability 4…

A: Probability: The ratio of the number of favorable outcomes to certain event and total number of…

Q: Given that she approaches 10 people, find the probability that she will makes at most 3 sales.…

A: (As per bartleby guidelines, for questions containing multiple subparts, only first three subparts…

Q: How many pennies can Morgan expect to select if he reaches into the bag 186 times, and replaces the…

A: Let p be the probability that Morgan will randomly select a penny from a bag of coins. Given that p…

Q: If the probability is 0.75 that an applicant for a driver’s license will pass the road test on any…

A: Given Data Probability of success,p = 0.75 )

Q: Suppose that the probability that a child living in an urban area in the United States is obese is…

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Q: a. With two hard disk drives, the probability that catastrophe can be avoided is (Round to four…

A: Provided information, there is 4% risk drive failure in a year.  The situation follows binomial…

Q: The average number of homes sold by the Acme Realty Company is 2 homes per day. What is the…

A: As per bartleby guidelines, only 1 question is answered, please upload the rest separately. The…

Q: A dice is rolled 2 times. What is the probability Of showing a 6 on every roll?

A: When a die is rolled there are 6 possible outcomes that are 1,2,3,4,5,6. Similarly a dice is rolled…

Q: Find the probability that when a gardener plants 20 seeds, she harvests 16 radishes given the…

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Q: . The probability of a rainy day is .25. Assuming this probability holds for every day, what is the…

A: Given  : The probability of a rainy day is 0.25. Assuming this probability holds for every day . The…

Q: On a weekend morning, the probability that a child watches television is 0.71. On a weekend morning,…

A: