Recently, a nurse commented that when a patient calls the medical advice line claiming to have the flu, the chance that he or she truly has the flu (and not just a nasty cold) is only about 4%. Of the next 25 patients calling in claiming to have the flu, we are interested in how many actually have the flu.

Q: If a seed is planted, it has a 80% chance of growing into a healthy plant. If 126 randomly selected…

A:

Q: In a recent survey of 25 voters, 17 favor a new city regulation and 8 oppose it. What is the…

A: In a recent survey of 25 voters, 17 favor a new city regulation and 8 oppose it. We have to find the…

Q: d) What is the probability that a house has a detached garage, but no home theatre? Answer:  e)…

A: Here  Given  Probability of Home theatre=P(H)=0.12 Probability of Attached garage=P(A)=0.45…

Q: (b) If Jodie Meeks shoots two free throws, what is the probability that he misses both of them?…

A: Given information: Free throw shooting percentage=0.906. Let us assume the X signifies the number of…

Q: one

A:

Q: According to government data, the probability that an adult was never in a museum is 15%. In a…

A: Given,n=10p=0.15q=0.85A random variable X~Binomial(n=10 , p=0.15)P(X=x)=Cx100.15x0.8510-x    ;…

Q: If records indicate that 2 houses out of 1000 are expected to be damaged by fire in any year, what…

A: Let us denote X= number of damaged houses Given that the probability of a damaged house= 2/1000 =…

Q: As part of its quality-control program, the video-game DVDS produced by Starr Communications are…

A: Given data, Number of dvds n= 6 p=2.5% = 0.025 q=1-p q=1-0.025 q= 0.975

Q: A geologist has collected 12 specimens of basaltic rock and 12 specimens of granite. The geologist…

A: (a) There are 12 specimens of basaltic rock and 12 specimens of granite. A Laboratory assistant…

Q: The Hawkins Company randomly samples 10 items from every large batch before the batch is packaged…

A: It is given that the Hawkins Company randomly select 10 items as a sample (n) from every large batch…

Q: A survey showed that 23% of college students read internet news on a regular basis and that 81% of…

A:

Q: - The average number of matches where the football matches of the Galatasaray football team were…

A: See the hand written solution

Q: In the 2010 US Census, we learn that 13% of all people in the US are 65 years old or older. If we…

A: Solution: Let X be the number of people are 65 or older and n be the sample number of people. From…

Q: According to a survey, 10% of Americans are afraid to fly. Suppose 1,100 Americans are sampled. A.…

A: Given: p = probability of Americans afraid to fly = 10% = 0.10 n = sample size = 1100 Let X…

Q: A recent survey found that 70% of all adults over 50 wear glasses for driving. In a random sample of…

A: A random variable x is following the binomial distribution with the following probability mass…

Q: (a) If a passenger is selected at random, what is the probability that the passenger survived?…

A: Given:   Male Female Child Total Survived 208 458 64 730 Died 1043 148 59 1250 Total 1251…

Q: Recent MLS listings of houses for sale in Edmonton show that 55% have attached garages, 20% have…

A:

Q: From experience, an airline knows that only 72% of the passengers booked on a flight from New York…

A: Given, p = 0.72 n = 7 r = 4 From the given information it follows binomial  distribution.       To…

Q: (2) Of those mountain climbers who attempt Mt. McKinley, only 65% reach the summit. In a random…

A: Given data,p=65%=0.65n=16

Q: According to a study conducted by a university, children who are injured three or more times tend to…

A:

Q: According to a survey, 10% of Americans are afraid to fly. Suppose 1,100 Americans are sampled. a.…

A: Given information: Population proportion (p) = 0.1  Sample size (n) = 1100

Q: An aircraft seam requires 27 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: From experience, an airline knows that only 73% of the passengers booked on a flight from New York…

A: Given,n=7p=0.73q=1-0.73=0.27A random variable X~Binomial(n=7 , p=0.73)P(X=x)=Cx7 0.73x0.277-x  ;…

Q: A friend of mine giving a dinner party. His current wine supply includes 7 bottles of zinfandel, 13…

A: Given: Number of Zinfandel bottle=7Number of Merlot bottle=13Number of Cabernet bottle=9

Q: From experience, an airline knows that only 73% of the passengers booked on a flight from New York…

A:

Q: An unprepared student takes a 10-question true-false quiz and guesses at the answer to every…

A:

Q: (c) Repeat part (b) for a community of 750 people.(round your answers four decimal places) P(5…

A: Given: birth rate is about 16 per 1000 people death rate is about 13 per 1000 people. P( birth) =…

Q: In a certain congressional district, it is known that 20% of the registered voters classify…

A:

Q: An aircraft seam requires 21 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: If records indicate that 14 houses out of 1000 are expected to be damaged by fire in any year, what…

A: Let us denote X= number of damaged houses Given that the probability of a damaged house= 14/1000 =…

Q: 1990s Internet Stock Boom   According to an article, 19.8% of Internet stocks that entered the…

A:

Q: In a certain year, 28.9% of all light vehicles were light trucks, 28.9% were SUVS, and 42.2% were…

A: Let us denote L=light truck , S=SUV, C=car, D=side impact crash will prove deadly to a driverGiven…

Q: In a recent survey of 25 voters, 17 favor a new city regulation and 8 oppose it. What is the…

A: Explanation of the answer is as follows

Q: In a large on-the-job training program, half of the participants are female and half are male. In a…

A: We use Binomial Distribution to solve this problem. Let success denotes investigator will draw a…

Q: It has been found that 2 out of every 10 people who visit a local store purchase milk. If we…

A: It is an application of probability distribution. Binomial distribution is the most basic discrete…

Q: In a certain country, 47 percent of the population are on a strict diet. In a sample of 20…

A:

Q: The average number of matches where the football matches of the Galatasaray football team were…

A:

Q: You think a coin is biased, and you are interested in finding out if it is. What is the probability…

A: Consider a side of the fair coin is heads. Define the random variable x as the number of heads.…

Q: An aircraft seam requires 20 rivets. The seam will have to be reworked if any of these rivets is…

A: Given information: Total number of rivets required by an aircraft seam = 20 If any of the above 20…

Q: An aircraft seam requires 24 rivets. The seam will have to be reworked if any of these rivets is…

A:

Q: mber is used to receive both voice calls and fax message

A: Here it is given that- Total number of sample (n) = 25 Sample proportion (p) = 30100=0.3 As n and p…

Q: From experience, an airline knows that only 72% of the passengers booked on a flight from New York…

A: Let p=Probability of success i.e someone showing upp=0.72n=sample size=6x=number of people that…

Q: On average cleo catches a fish on 40% of the times that he casts his fishing line. If he casts his…

A: We have to find the probability that he will catch exactly 9 fish....

Q: It is estimated that, during the past year, 28% of all adults visited a therapist and 43% ef all…

A:

Q: In a large on-the-job training program, half of the participants are female and half are male. In a…

A:

Q: An aircraft seam requires 26 rivets. The seam will have to be reworked if any of these rivets is…

A: Given Number of rivets =26

Q: The probability of a hurricane hitting Houston is 1 in 18. The probability of any hurricane being…

A: Given that  P(a hurricane hitting Houston) = 1/18  P(hurricane being category 3 or higher) = 3/10…

Q: Michael is given 5 wads of paper to shoot into the basket, with a 90% accuracy rate. What is the…

A: We have to find probability that Michael will be successful with at least 4 of those shots

Q: A group of realtors estimates that 23% of all homes purchased last year were considered investment…

A:

Q: It has been found that 2 out of every 10 people who visit a local store purchase milk. If we…

A: Given that 2 out of every 10 people who visit a local store purchase milk.  So the probability that…