outh Smoking Twò ðut 8I cquired the habit by age 14. If 400 smokers a andomly selected, find the probability that 17 ewer acquired the habit by age 14. [Wo out

Q: Provide an appropriate response. Smith is a weld inspector at a shipyard. He knows from keeping…

A: Given  n=No. of welds checked=300 p=Probability of a weld being substandard=0.05

Q: A fair coin is tossed 5 times. What is the probability that exactly 3 tails occur O a.4 Ob. 200…

A: A fair coin is tossed 5 times The set of all outcomes got by tossing the coin five times  =25

Q: the probability that a student at a particular educational institution is doing a BCom degree is…

A: For the particular institution  Let's define the events A: Students is doing B.Com  B: Student is…

Q: A solider is shooting on a target independently and with hitting probability (0.6). What is the…

A: Given:  p = 0.6 q = 1-p = 1-0.6 = 0.4 x =number of failures before first success = 2 Let X denote…

Q: Find the probability that none of the households are tuned to Lindsay and Tobias.   nothing ​(Round…

A: Given,            n=15            probability of tuned P=0.25     a)    Probability that…

Q: A restaurant chef prepares tossed s probability that the salad contains m (a) on a given day (b) on…

A:

Q: (b) A survey found that two out of five Omani's say he or she visited doctor in any given month. If…

A:

Q: Q#4 A video movie store owner finds that 30% of the customers entering the store ask an assistant…

A: Consider the given information. The additions rule of probability is defined as. PA∪B=PA+PB-PA∩B And…

Q: Suppose that a LED bulb has a defective rate of 0.0004. What is probability that four bulbs need to…

A:

Q: At a particular factory, a manager knows that on weekends 5% of all welds will be substandard and…

A: Given, Population proportion p = 5% = 0.05 q = 1-p = 1-0.05 = 0.95 Sample size = n = 300 By using…

Q: Suppose 40% of adults in the u.s say they are married. A random sample of 8 adults is selected.…

A: Solution: Let X be the random variable that the number of  adults in the U.S say they are married.…

Q: 8) The owner of a car wash shop noticed that on normal days there are 4 cars that enter the shop at…

A: Solution-: Given: On normal days there are 4 cars that enter this shop at one hourWe want to find,…

Q: Q2). Thirty students in a class compare birthdays. What is the probability that: (A).5 of the…

A:

Q: 1. In a class, the probability that a student reviewed only his/her lesson a night before the quiz…

A: Solution. As per guidelines we answer the first question only when multiple different question are…

Q: Approximately 42% of people who purchased beer bought it specifically for consumption during a…

A: From the given information we find the probability that no more than two people brought two beer .

Q: 11. 260 bolts are examined as they are produced. Five of them are found to be defective. On the…

A:

Q: According to insurance records a car with a certain protection system will be recovered 9196 of the…

A: Let "X" be the stolen cars that will be recovered.

Q: - On a typical day at the beach in southern California, a beachgoer will encounter 12 different…

A: There are two type of variables : Continuous variables and discrete variables. Continuous variables…

Q: An office manager purchases two generic-brand computers: one Type A and one Type B. It is known that…

A:

Q: Q.11: Throw a die 20 times. Suppose that face showing a 3 is the intended outcome: (1) What is the…

A:

Q: 17) Find the probability that when a gardener plants 20 seeds, she harvests 16 radishes given the…

A: n = 20 r = 16 p=0.7 q = 1-0.7 = 0.3 Distribution = Binomial

Q: Hospital records show that of patients suffering from a certain disease, 50% die of it. What is the…

A: Given that,Probability , p =50%=0.50Sample size, n = 6

Q: FInd the specified probability. A candy company daims that its jelly bean mix contains 68% blue…

A: Given data, p=0.68 n=224 P(p>0.69)=?

Q: 28. Too Young to Tat Based on a Harris poll, among ac say that they were too young when they got…

A: (a)  Among adults who regret getting tattoos, 20% say that they were too young when they got their…

Q: isband and wife apply for two vacant spots in a company. If the probability of wife gettin ected and…

A:

Q: 19. An unfair coin with Pr[H]=.9 is tossed (indepen- dently) 5 times. What is the probability that…

A: 19) The probability of getting head is 0.9 and the probability of getting tail is 1-0.9=0.1.

Q: A claim recently made in a popular research journal states that two of every three students enrolled…

A:

Q: 11% of the population is 65 or older. Find the probability that the following number of persons…

A: Given that 11% of the population is 65 or older.  We find the probability that at most 2 selected at…

Q: 30% of customers at BigMart pay cash for their purchases. Suppose that 15 customers are randomly…

A: Let X=the number of customers who pay cash n=number of trials= 15 p=probability of success= 30%=0.30…

Q: John Doe has a cottage on Lake Muskoka, where the weather causes much property damage during the…

A: Given Data probability of damaged = 0.95 Probability of not damaged,p = 1-0.95 = 0.05…

Q: At a tune-up and brake repair shop, the manager has found that a car will require a tune-up with…

A: As per our guidelines we are suppose to answer only one question. Let A=a car will require a…

Q: A screening test for cancer has a low false positive rate and a low false negative rate, in that,…

A: Given problem Given that   A screening test for cancer has a low false positive rate and a low…

Q: In testing the lethal concentration of a chemical found in polluted water, it is found that a…

A:

Q: 1. What is the probability that out 393 confirmed cases 198 has recovered? a. 198/393 b. 50.38% 2.…

A: For the given Select the correct choice

Q: Assuming that half the population are consumers of rice. If 8 individuale taken to test find the…

A: Given Data Probability of success,p = 0.5 Probability of failure,q=(1- 0.5 )= 0.5…

Q: ased on long experience, an airline found that about 4% of the people making reservations on a…

A: Given: An airline found that about 4% of the people making reservations do not show up for the…

Q: What is the probability that Steve will finish this project on time and hands it in (not leave it at…

A: Let us define some events A : Steve finishes his project on time. B : Steve leaves his project at…

Q: 6. Find the probability that Mark performs service on more than 6 cars in a randomly selected day.…

A: Answer: E. 0.38 The probability that mark perform services on more than 6 in a randomly selected day…

Q: In a hospital, about 3 patients came to the emergency room between 5:00 and 6:00 p.m. The…

A: We have to find given probability..

Q: The probability that a person living in a certain city owns a dog is estimated to be 0.3. Find the…

A:

Q: Q. No.2: In a shooting competition, Mr X can shoot at the bulls eye 4 times out of 5 shots and Mr Y,…

A: Given: X hit 4 times out of 5 Y hit 5 times out of 6 Z hit 3 times out of 4

Q: The switchboard in a Minneapolis law office gets an average of 3 incoming phone calls during the…

A: Let,X=the number of calls received at noonX~poisson(λ=3)P(X=x)=e-λ λxx! ;x≥0

Q: 8. What is the probability of 5 randomly selected years will have an average precipitation less than…

A: Let, X: The average precipitation in inches. Given, Mean = μ = 18.35 Standard deviation = σ = 2.2 We…

Q: The probablity that a region prone to humcanes will be hit by a humicane in any single year is -…

A: The detailed explanation of the given question is given below.

Q: Among families with 2 children, one of whom is a girl born at some time pm, what is the probability…

A: Given that the family has two children and one of them is a girl. They can have another child to be…

Q: Q. 1 Suppose that 4.5% of all adults over 50 have cancer. A certain physician correctly diagnoses…

A: Given information: It was stated that 4.5% of all adults over 50 have cancer. A certain physician…

Q: A committe of size 3 to be selected at random from 4 chemists and 5 physicists , Find the…

A: Given A committe of size 3 to be selected at random from 4 chemists and 5 physicists

Q: Q1) A specific article is produced by machines M, M2, M3 and M4. The probability that a random…

A: Given, Probability of articles produced M1 = 0.2M2 = 0.3M3 = 0.1M4 = 1 -(0.2+0.3+0.1) = 0.4…

Q: Suppose that in a certain large population, the proportion of the labour force that is unemployed is…

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