Question 10: The probability that a patient recovers from Covid'19 is 0.9. A group of 7 people that are known to have contracted this virus are selected randomly. Let X be the number of people who recovered from Covid'19. The probability that at least 6 recovered is: a. 0.1497 b. 0.5217 c. 0.8503 d. 0.9

Q: Question 8: Find the probability they all get off on the 5th floor. O .001 .01 .1 .125

A: There are total 3 people in the elevator and there are total 10 floors.

Q: Question 8 If the probability that a new drug will be successful is 0.283, then the probability that…

A:

Q: Question 9: 80% of people those who purchase pet insurance are women. If the owners of 10 pet…

A: We have to find out given probability..

Q: Question 5: Suppose the traffic light at a specific intersection changes to green at 4-minute…

A: The provided information is  X~U(a=0,b=4)   a.Let X=waiting time in minutes.The probability density…

Q: Question 14 (1 point) A magic shop sells a coin which is weighted so that it comes up heads 60% of…

A: Q14)   X~ Binomial(n =6 , p = 0.60)

Q: Question 1-30 Mr. Schultz is randomly distributing 15 rulers with centimeter markings and 10 rulers…

A: I am attaching image so that you understand each and every step.

Q: Question 5 Assume that there is a 70 % chance that the temperature will exceed 85 °F on any given…

A: Given: P( Temp will exceed 85°F)=0.70P(rolling blackout)=0.35P(Temp will exceed 85°F AND rolling…

Q: Question 10 Among applicants for life insurance, the probabilıty that any one applicant will fail to…

A: Let x be follows binomial distribution with parameters n = 10 and p = 0.10 The pdf of binomial…

Q: Question 6 If two dice are rolled one time, find the probability of getting a sum of at most 10. O…

A:

Q: Question 1 (a) Manufactured articles are packed in boxes each containing 200 articles, and on…

A: Given that: n = 200 p = 0.015 Box containing 4 or more defective items is said to be substandard.

Q: Question 7 At a used-book sale, 99 books are adult's books and 163 are children's books. Of the…

A:

Q: Question 2: 5 people are to be chosen at random from 5 men and 4 women to form a team. Find the…

A:

Q: Question 21 A shipment of 7 television sets contains 3 defective sets. A hotel makes a random…

A: The experiment consisted of 7 television sets. That is N=7, within these 3 defective sets. That is,…

Q: Question # 5 Suppose I flip a fair coin 20 times. Assumes that the coin flips are indepen- he…

A: Introduction:For a fair coin, total number of possible outcomes in 20 flips of a fair coin =…

Q: QUESTION 8 Suppose X - N(12, 4), find the probability of P(X>10) is: O 0.3585 O 0.4678 O 0.0362 O…

A: As per our guidelines we are suppose to do only one question8)GivenX~N(12,4)Mean(μ)=12standard…

Q: QUESTION 6 A new test has been devised for detecting a particular type of cancer. If the test is…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: QUESTION 30 The probability of being accepted to Harvard is 29%. The probability that an accepted…

A: Let us denote: A=accepted to HarvardG=graduate Given that P(A)=2%=0.02P(G|A)=60%=0.60

Q: QUESTION 9 The probability that a patient recovers from a rare blood disease is 0.3. If 12 people…

A: Given data,p=0.3n=12P(X≥9)=?

Q: Given that a person tests positive for DIS, what is the probability that person actually has it?

A: Let us define some events A : a person has the disease. B : a person does not have the disease. E :…

Q: QUESTION 9 · 1 POINT In a particular county 10% of males smoke cigars, and 1.5% of females smoke…

A:

Q: Assume a doctor uses a specific form of mesh to repair all hernias in his hernia patients. The…

A:

Q: Question 42, A Gallup Poll showed that 30% of Americans are satisfied with the way things are going…

A: The probability of obtaining x successes in n independent trials of a binomial experiment is,…

Q: QUESTION 18 The service time for customers coming through a checkout counter has mean 50 seconds and…

A: Let, X=the service time Given that X follows a normal distribution with mean=50 and standard…

Q: Question 9: Find the probability they all get off on the same floor. .001 O .01 .1 O .125

A: Independent events: If A and B are two events, the probability of occurrence of event A does not…

Q: Question 34 Lea rolls a number cube (die) 25 times and gets the following results Number 3. 4…

A:

Q: Question 9 Suppose that 45% of a population has a virus. You take a random sample of 12 members of…

A: Given: No. of members(n)=12 Probability(p)=45%=0.45 let X be the random variable that person have…

Q: Question 14 In a production chain, 20% of the iteme are exonptionaly good. If 10 items are inspected…

A:

Q: Question 38. In a hypothesis test, the TypeI error rate is a = 0.10. Suppose we also know that the…

A: The provided information are: Type I error α=0.10 Type II error β=0.20

Q: Question [9] sSuppose it is known that a new treatment is successful in curing a muscular pain in…

A:

Q: QUESTION 10 The manager of a large computer network has daveloped the following probability…

A: P(X=2)=1-P(X=0)-P(X=1)-P(X=3)-P(X=4)=1-(0.1+0.2+0.15+0.05)=1-0.5=0.5…

Q: QUESTION 14 A large chain retailer purchases a certain kind of electronic device from a…

A: Given Information: Defective rate of the device is 10% i.e., p=0.10 Sample size (n) = 14 To find the…

Q: QUESTION 5 The average number of errors in a document is 0.9 per page. Find the probability that…

A: Let X be the poisson random variable with the parameter λ = 0.9 errors per page.  T = 4 pages λ*T =…

Q: Question 34 An insurance company prices its Tornado Insurance using the following assumptions: In…

A: Given that  n=14 , p=0.1 , q=1-p=1-0.1=0.9 X~Binomial(n=14,p=0.1) Probability mass function of X is…

Q: Question 5   According to a survey of American households, the probability that the residents own 2…

A: Let A be the event that household own two cars, B be the event that household income is over…

Q: Question 6 Fifty adults were surveyed about which activity (yoga, cycling, walking) they like to do…

A: Since we have given table   Men Women Total Yoga 3 7 10 Cycling 12 5 17 Walking 14 9 23…

Q: Question 8 After being rejected for employment, Kim Kelly learns that the Bellevue Credit Company…

A: Kim Kelly learns that Bellevue credit company has hired only three women among last 21 new…

Q: QUESTION 3 A coin is loaded such that getting a head is three times as likely as getting a tail.…

A: We have to find given probability.

Q: Question 11 Giving a test to a group of students, the grades and gender are summarized below A В C…

A: We have given that a test to a group of students, the grades and gender are summarised in tabulated…

Q: Question 19 An archer can hit a target with probability 0.6. If the archer officer takes six…

A: Solution

Q: QUESTION 2 The probability that a patient recovers from a rare blood disease is 0.3. If 12 people…

A: As you have posted multiple questions, we have provided answer for only 1 question as per our…

Q: QUESTION 9 A particularly long traffic light on your morning commute is green 30% of the time that…

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: Question 7 Every cereal box has a gift inside, but you cannot tell from the outside what the gift…

A: Given Data: Let X be the random variable of number of box that have secret decoder ring  p=1753 As 2…

Q: QUESTION 9 The probability that Ali will be infected by Coronovirus (A) is 0.4 while it is 0.6 for…

A:

Q: Question 12 13% of internet sites referenced in scientific journals are lost within 2 years of…

A: Given that  n=7 , p=13%=0.13 , q=1-p=1-0.13=0.87 X~Binomial(n=7,q=0.87) X=Number good internet site…

Q: QUESTION 3 In the manufacturing of a commercial carpet, several defects occur at random on the…

A: As per our guidelines we are suppose to do only one questionGivenλ=0.6x~poisson(λ=0.6)…

Q: QUESTION 14 The average number of cars passing a certain road is 1.8 per minute. Find the…

A: Poisson distribution is used to estimate the probability of number of event occurred in an interval…

Q: It is believed that 20% of school teachers in Gqeberha own a car. 16 teachers from Gqeberha  are…

A: For n number of random experiment having only two independent events called success or failure with…

Q: QUESTION 8 The probability that Hamed may get grade A in Maths 102 is 0.8, and Shaker may get grade…

A:

Q: Question 10 The probability of z more than -1.08 is about... O A. 0.3599 O B. 0.8599 OC.0.1401…

A: We have given that  X~N( 0 , 1 )    μ = 0    , ? = 1   Z-score =( x - μ )/?  ,

Q: QUESTION 8 A consulting firm submitted a bid for a large research project. The firm's management…

A: Hii, since you have posted two different question. As per the guidelines i am obliged to answer…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.