What is the probability that a product does not attain a good review

Q: 5 among a group of organic pollutants found in a variety of products, such as coola t. Disposal of…

A: Given,  mean (µ) = 48.3 standard deviation (σ) = 5 sample size (n) = 40Let 'x' be a random…

Q: EXAMPLE 3.7f A plane is missing and it is presumed that it was equally likely to have gone down in…

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Q: License plates in Alberta have 3 letters followed by 4 numbers. What is the probability that Bob…

A: Given : Plate has 3 letters and 4 numbers  We need to find the probability that the plate start with…

Q: A lottery has balls numbered 1 to 50 and six balls are drawn. You win first prize if you select all…

A: Given that - A lottery has balls numbered 1 to 50 and six balls are drawn. You win first prize if…

Q: Ex 1. There are two machines available for cutting corks intended for use in wine bottles. The first…

A: General guidance Concepts and reason Normal distribution: Normal distribution is a continuous…

Q: A artist donates 4 different paintings anf 5 different vases in a museum. The donations will be…

A: Givenno.of paintings=4no.of vases=5Total no.of donations=9

Q: 15. A bowl contains 15 chips numbered 1 to 15. If a chip is drawn randomly from the bowl, what is…

A: General formula of probability is ,    Probability = Number of favorable outcomes Total outcomes

Q: Question 4 A survey of California community college statistics students were asked their student…

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Q: 1. A college freshman must take a science course, a humanities course, and a mathematics course. If…

A: Given: There are 4 science courses, 3 humanities courses and 2 mathematics courses. A college…

Q: 1. JP got a bag full of colorful marbles. There were 30 of them: 7 orange, 5 green, 3 blue, 4 red,…

A: Given that Total marbles=30 Orange marbles=7 Green marbles=5 Blue marbles=3 Red marbles=4 Yellow…

Q: 19. What is the probability that a number selected at random from the first 50 positive integers is…

A: GivemTotal no.of positive integers = 50

Q: A manufacturer of COVID-19 vaccine is concerned about the quality of its formulation. As such, the…

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Q: In central limit theorem, we use normal standardized curve or distribution to determine the…

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Q: 3.) CHALLENGE: You discover a piece of art that you believe may be an original de Kooning, with 10%…

A: The expected price of the art piece is $17.2mm   Expectation of a random variable is sum of the…

Q: A certain counselor wants to compare mean IQ scores for two different social groups. A random sample…

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Q: Use the given information to complete the solution of the partially solved Venn diagram. n(A) = 20,…

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Q: corporation is selecting where to develop a restaurant with a capital of Php 3,000,000. They can put…

A: Given - If we start restaurant in commercial state, 65% chance to earn 2,000,000 35% chance to loose…

Q: spades} and let B={all 5 cards of spades}. What is the probability that all 5 cards of spades given…

A: Here without Replacement model  So use hypergeometric distribution

Q: 1. A medical laboratory test ensures with a probability 0.95 the detection of COVID- 19, when the…

A: P( ill/positive )=?

Q: 10. A bowl contains 10 marbles: 3 red marbles, 5 blue marbles, and 2 white marbles. Three marbles…

A: a) Given that 3 marbles are randomly selected here, the probability that 2 of them are blue marbles…

Q: A Normal Approximation to Binomial question: According to a survey, 34% of drivers tailgate other…

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Q: (a) Find the probability distribution for Y. P(Y = 0) = P(Y = 1) = P(Y = 2) = P(Y = 3) - (b) Find…

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Q: For a confidence level of 90% with a sample size of 31, find the critical t value. 1.645

A: The random variable X follows normal distribution. We have to find the critical t value.

Q: 10. P(M') 11. P(F') 12. P(L|M)

A: Given that    Long hair = L Short hair = S Male = M 3 7 Female = F 36 4 Note: According to…

Q: The following are the result of the survey made by the quality control department in a certain…

A: see the attachment...........

Q: Suppose that two persons are working on a project together. The probability that person A works for…

A: Given

Q: Approximately 6% of the male population is color-blind. If a random sample of 250 male adults is…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: Many college graduates who are employed full-time have longer than 40-hour work weeks. Suppose that…

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Q: A box contains 8 bulbs, of which 5 are good and 3 are defective. If 3 bulbs are randomly taken from…

A: Given that  Total bulbs=8 Good bulbs=5 Defective bulbs=3 3 bulbs are chosen at random

Q: What is the probability that it came from Supplier 2? What is the probability that the defective did…

A: Let us define some events A : a box is from supplier 1. B : a box is from supplier 2. C : a box is…

Q: Two fair dice are thrown once. Find the probability that the sum is 5, given that one of the dice…

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Q: An individual is presented with three different glasses of cola, labeled C, D, and P. He is asked to…

A: a)  The simple events in the experiment is (CDP) , (CPD) , (DCP) , (DPC) , (PDC) , (PCD) , where the…

Q: ACTIVITY 2. Show your complete solution The mean number of broadsheet copies sold at a stand is 80…

A: Given that  X~N(μ= 80 , σ= 4 ) μ= 80 , σ= 4 Formula for Z-score Z=(X-μ)/σ Note: According to…

Q: b) Keep-Fit gymnasium offers four types of subscriptions, Gold, Silver, Bronze and Platinum. It was…

A: Tree diagrams can be used to determine probability of multiple events occuring.

Q: Avon representative calls is 0.55. Given that the lady of house is home, the probability that she…

A: Given The probability that the lady of the house is home when the Avon representative calls is 0.55.…

Q: Today, the waves are crashing onto the beach every 4.9 seconds. The times from when a person arrives…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: An urn contains 5 red, 6 blue, and 8 green balls. If a set of 3 balls is randomly selected, what is…

A: Farmula used  nCr=n!/(r!(n-r)!) r!=r(r-1)(r-2)x...x3x2x1

Q: 4. If you are to solve the probability of getting a sum of 3 in tossing two dice, which of the…

A: In the given problem we have to answer,  If you are to solve the probability of getting a sum of 3…

Q: The Plush Zoo store sells stuffed animals. The store is running a special on teddy bears this month.…

A: It is given that, in that store, there are total 670 stuffed animals and 130 of those are teddy…

Q: You may need to use the appropriate appendix table or technology to answer this question. A research…

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

Q: A coin purse has 3 OLD one-peso coins and 7 NEW one-peso coins. Suppose you randomly pick a coin and…

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Q: Identify the distributions of the random variables with the following moment- generating functions…

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Q: The probability that the lady of the house is home when the Avon representative calls is 0.55. Given…

A: According to the given information, we have Given that the probability that the lady of the house is…

Q: 1. The number of inquiries received per day by the Office of Admissions in a certain university is…

A: Solution

Q: An educational psychologist is studying two methods of tutoring young children: Method A and Method…

A: There are two independent samples which are method A and method B. We have to construct 90%…

Q: How many numbers consisting of five different digits can be made from the digits (0, 1 , 2, 3, 4, 5,…

A: ConceptPermutation = n!/(n-r)!Given digits are 0,1,2,3,4,5,6,7,8,9

Q: Suppose X is an exponential random variable with parameter 1/2, and let Y = 14 X^2 + 7. Compu the…

A: Given that X is an Exponential random variable with parameter 1/2. fx=12e-12x, x>0 Given that…

Q: In tosses of a fair coin 3 times, how many tails would you expect to get

A: Here n = 3 = number of tosses

Q: Dengue fever viruses are carried by mosquitoes. There are several different serotypes of the dengue…

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Q: In how many ways can a subcommittee of eight be chosen from a Senate committee of seven Democrats…

A: We have to find In how many ways can a subcommittee of eight be chosen from a Senate committee of…