Which of the following statements about probability is always true?* If tho probobilitu nf

Q: One student is selected at random. What is the probability that the student is i. from IT? i.…

A: Note : According to our guidilnes we are solving only first three sub parts of a question and the…

Q: Assume that 8 women and 6 men work in a department at a large company, a committee of 4 people from…

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Q: ustomers walk up to

A: The average number of customers is , λ=20×1.6=32. The probability of 3 or fewer people using this…

Q: If a die is tossed once what is the probability that a 2 appears on to

A: To find the probability that a 2 appears on top.

Q: Mrs. Maria's Market buys 77% of eggs from farm A and the rest from farm B. Of the eggs from A, 7%…

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Q: Two cards are drawn from a deck of cards one at a time and without replacement. What is the…

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Q: Let X be the number of times '4' is rolled out of a total of 8 rolls.  What is the probability that…

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Q: 1. The probability of an event not occurring is 0.27. What is the probability of the event…

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Q: If the probability of catching an animal in a trap is 0.1 , then what is the probability that, out…

A: Given that, The probability of catching an animal in a trap is 0.1 Sample size = 5

Q: Suppose we flip a fair coin 50 times. What upper bound does Chebyshev's Theorem give for the…

A: Chebyshev's Theorem estimates the minimum proportion of observations that fall within a specified…

Q: 3 coins are taored. What is the probability that atleast two heads turn up?

A: Given problem Given that   3 coins are tossed. The probability that at least two heads turn up is…

Q: If the odds in favor of Chris winning the election are 5:4, then what is the probability th a) Chris…

A: The odds in favour of Chris winning the election are 5:4.To find the probability that,a)Chris…

Q: A fair 6 sided die is rolled 5 times. What is the probability that the die will show either a one or…

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Q: .Three coins are tossed. What is the probability that 2 land heads up being if we are told at least…

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Q: The probability that a person in a certain condominium owns a dog is 0.7. Twenty tenants are…

A: We use Binomial Distribution to solve this problem. Let success D notes that a person in a certain…

Q: Three cards are drawn with replacement from a standard deck. What is the probability that the first…

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Q: You roll a fair eight sided die ten times. What is the probability that you roll a 1 exactly two…

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Q: The chance of rain is 20%, the chance of it being sunny is 60%, and the chance of it being sunny and…

A: Given that, The chance of rain is 20% The chance of it being sunny is 60% The chance of it being…

Q: Afif is facing 6 fiery yorkers from Starc in an over. He has premeditated himself to only hit sixes…

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Q: A card is drawn from a standard deck and replaced. After the deck is shuffled, another card is…

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Q: According to a daily​ newspaper, the probability is about 0.73 that the favorite in a horse race…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

Q: If it is cloudy in Albany in July, the probability that it rains is 0.93. In Albany in July, 24 out…

A: Topic :- probability

Q: What is the probability that Ben commuted to work using a bicycle on only two days out of Monday,…

A: here given, ben commute to work either with bicycle or with car  so p = 1/2 = probability of ben…

Q: In Toronto, Canada, 55% of people pass the drivers' road test. suppose that 100 people take the…

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Q: i. What is the probability that all dress items are black? [Give your answer upto 4 decimal places)…

A: Here use classical  probability definition

Q: You want to purchase a DVD drive for your laptop computer. Assume that 55 ​% of the drives are made…

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Q: A valid probability is any number between -1 and 1. True or False

A: We have given that,  A valid probability is any number between -1 and 1. We have to check the above…

Q: Suppose that you and two friends go to a​ restaurant, which last month filled approximately 89.1% of…

A: From the provided information, Sample size (n) = 3 Probability (p) = 0.891 The process will follow…

Q: Find the probability that Joe is early tomorrow. Given that Joe was early, what is the conditional…

A: Define some events A: it will rain B: it will not rain E: Joe is early to work.

Q: what is the probability that it is a valid number?

A: A credit card contains 16 digits between 0 and 9 so , here total possible 16  digits numbers = 1016…

Q: forcater knows from historical data that the daily probability of rain is 0.3 during april. what is…

A: It is given that the, A weather forecaster knows from historical data that the daily probability of…

Q: esearcher conducted a survey, and one of the questions asked whether "you lose your body heat…

A: Probability :  The chance that something will happen. How likely it is that some event will…

Q: Suppose a flu test has the following results: If a person is healthy, it returns negative 90% of…

A: Given Information:  If a person is healthy, it returns negative 90% of the timeIf a person is…

Q: The Edmonton Oilers win 70% of their games if they score first, but only 40% of their games if the…

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Q: If the probability of an event occurring P(E) plus the probability of an event not occurring P(not…

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Q: An urn contains 5 yellow marbles, and 4 green marbles. If one marble is selected. Determine the…

A: Given,no.of yellow marbles=5no.of green marbles=4total no.of marbles=9

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: A card is drawn randomly from a deck of ordinary playing cards. What is the probability that the…

A: no.of club cards=13no.of king cards=4no.of club and king cards=1Total no.of cards=52

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 flu test is 100% positive when flu is present. It gives a false positive in 10% of the tests…

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Q: You roll a fair six sided die 10 times. What is the probability that you rol a 1 exactly two times…

A: This is a problem of counting and it involves concept of probability.

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: What is the probability that Z is less than −0.28 or greater than 1.04​?

A: We have to find , Probability that Z is less than -0.28 or  Probability that Z is greater than 1.04…

Q: If The probability of rain falling on any day in November is 20% find the probability of: A: There…

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Q: What is the probability that the customer is at least 20 but no older than 40? What is the…

A: The total number of customers is 100+71+66+60+92+87 =476.

Q: A pair of fair 6-sided dice is rolled. What is the probability that a 2 is rolled if it is known…

A: When we rolled two dice then the possible outcome or sample space is,{(1,1), (1,2), (1,3), (1,4),…

Q: How the probability is computed? if σ is known before proceeding to see how it is calculated when σ…

A: Population standard deviation (σ) known: When population standard deviation is known, the z normal…

Q: are 1/9, 5/9, 4/9 and 5/9 respectively. On a particular day, he wants to go by car A. Can you tell…

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Q: What is the probability that Z is between −1.58 and 1.84​?

A: Our aim is to find the probability that Z is between −1.58 and 1.84. Here , we use the standard…