The probability that an iPOD’s battery will need replacing within two years is 21%. A store sold 15 iPOD’s in one day. If you were asked to calculate the probability that 8 of the iPOD’s won’t need to have their battery replaced, what is the value of p and q?

Q: The Royal Armouries Museum receives 48 people per hour during weekdays. What is the probability of…

A: Let X denote the number of people receive in 5 minutes. It is given that Number of people in 60…

Q: a new surgical procedure in preliminary trials has a probability of success of 80%. if 10 patients…

A: Let X denote the patients are scheduled to go through this procedure and it follows binomial…

Q: The probability that the supermarket will stop selling cereal is

A:

Q: The Wilson family had 6 children. Assuming that the probability of a child being a girl is 0.5, find…

A: Solution: Let X be the number of children are girls and n be the sample number of children. From the…

Q: Carson has a 30% chance of beating his brother in a race. If they raise 10 times, what is the…

A: (n C r) prqn-r

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

A: Given: Probability that the city will have a White Christmas on Dec 25th is 25=0.4

Q: If the average number of visitors to a bank is six people per minute, then the probability of two…

A:

Q: In an experiment, positive and negative values are equally likely to occur. The probability of…

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Q: The probability that Team B beats Team A in any given game is .6. What is the probability that Team…

A: It is given that , The probability that team B beats Team A in any game is , p= 0.6. The Team B wins…

Q: If the probability that the Islanders will beat the Rangers in a game is 61%, what is the…

A: We have given that the Binomial distribution with parameter p=0.61 and n=6. The pmf of Binomial…

Q: When taping a television commercial, the probabilityis 0.30 that a certain actor will get his lines…

A:

Q: On a five-day vacation, the forecast is a 55% chance of rain every day. What’s the probability that…

A: Let p denote the probability of rain every day = 0.55 Let n be days in an vacation = 5 Let the R.V X…

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

A:

Q: The Clippers basketball team are predicted to win 90% of their games during the playoffs.  If this…

A: From the given information, n=3 p=0.90 Using binomial distribution, the required probabilities will…

Q: A salesperson knows that over the course of her career she has a 20 per cent chance of making a sale…

A: We have to find probability..

Q: For fraternal twins, the odds in favor of having children that are twins are 1/16. Based upon this…

A: The odds in favor of event A is P(A)/(1 - P(A)).

Q: If the probability that the Islanders will beat the Rangers in a game is 1/3, what is the…

A: Solution: Let X be the number of games Islanders will win in a against the Rangers and n be the…

Q: The odds in favour of River passing her swimming test on the first try are 13:4.  The probability…

A: Given: The odds in favor of River passing her swimming test on the first try are 13:4

Q: In remote jungle village the probability of a child contracting malaria is .45 the probability of…

A: GivenThe probability of a child contracting Malaria =P(Malaria)= 0.45The probability of a child…

Q: Poppy and her teammates are each chewing a piece of tropical flavoured gum before their championship…

A:

Q: The probability that a medical student owns a laptop is 0.47, owns a MP4 is 0.45, and owns either a…

A: Given The probability that a medical student owns a laptop is 0.47 The probability that a medical…

Q: If the probability of rain tomorrow is 70%, what is the probability that it will not rain tomorrow?

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 Wilson family had 7 children assuming that the probability of a child being a girl is 0.5, find…

A: Let "X" be the girl child in Wilson family

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: If the probability that the Islanders will beat the Rangers in a game is 1/3, what is the…

A: Given P=1/3 q=1-1/3=2/3

Q: For An observer stands at an overpass of a highway and counts the vehicles that pass by. He stops…

A: Given problem Given that   For An observer stands at an overpass of a highway and counts the…

Q: At a store, the average number of customers entering is 10 persons per half an hour. What is the…

A: Solution: Let X be the number of persons enter within 10 minutes. From the given information,…

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

A:

Q: In a certain year, the probability that a randomly selected vehicle would be involved in a deadly…

A: We know that, given a tire-related accident, the probability of it being deadly  is 0.04 P(Deadly |…

Q: In recent tournaments a shooter has hit 35 of the 50 shots made. a) In the first round, what is the…

A: Given data: The given hit shots are s=35. The total given shots are n=50. a) The expression for the…

Q: The Wilson family had 6 children. Assuming that the probability of a child being a girl is 0.5, find…

A: Let n be the number of children's in a family = 6 Let p be the probability of a child being a girl =…

Q: Which formula would you use to find out the probability of a doctor's patients being female or…

A: Given,Which formula would you use to find out the probability of a doctor's patients being female or…

Q: If 70% of a population is vaccinated, and the hospitalization rate is 5 times higher for an…

A: Dear student, If you find this solution helpful please upvote ? it.

Q: At Frosty Freeze, 5 of the last 20 sundaes sold had nuts. What is the experimental probability that…

A: 5 have nuts 15 have not nuts 20 total sundaes P(next sold have nuts) = ?

Q: Suppose you take a 10 question quiz, with 4 options choices, only one is correct. What is the…

A: Given that: *The number of questions in the quiz is n=10. *The number of options for the question is…

Q: If a seed is planted, it has a 80% chance of growing into a healthy plant. If 11 seeds are planted,…

A: Solution Given: Sample size (n) = 11 p (don't grow into a healthy plant) = 1- p (grow into a healthy…

Q: In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the…

A: From the provided information, Guests who visit Yosemite National Park like to stay at an overnight…

Q: An old camera has a 45% chance of not responding after taking a shot. What is the probability that…

A: Solution-: Given: p=0.45 We want to find, P(the camera will stop responding on the 6th shot of the…

Q: in a quiet group of eight people, the probability of one person starting to speak is 1/3. What is…

A: Basic probablility

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

A: Answer - The time taken by brake discs to overheat on construction equipment is…

Q: A survey revealed that 40% of people are entertained by reading books, 34% are entertained by…

A: Let us denote B=entertained by reading booksT=entertained by watching TVGiven that P(B)=40%=0.40,…

Q: An anthropologist wants to determine the probability that exactly 15 out of 25 ancient civilizations…

A: Let us assume X=the number of ancient civilizations that collapsed because of poor leadership…

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

A: Let x be number of plants don’t grow. Here x follows binomial distribution with parameters n = 7 and…

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. The…

A: Let the random variable 'X' represent the number of seeds that germinate. The random variable X will…

Q: If the probability that the Islanders will beat the Rangers in a game is 81%, what is the…

A:

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: The Wilson family had 9 children. Assuming that the probability of a child being a girl is 0.5, find…

A: The provided information are: Number of children = 9 Probability of a child being girl (p) = 0.5…

Q: If the probability that the Islanders will beat the Rangers in a game is 85%, what is the…

A: