Previous surveys indicate 33% of households in Barrie regularly recycle household waste through a blue box program. In a random sample of ten households, what is the probability of finding exactly five who regularly use a blue box?

Q: In a Gallup Survey, 90% of the people interviewed were unaware that maintaining a healthy weight…

A: Given Information: 90% of the people interviewed were unaware that maintaining a healthy weight…

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

A: Let x follows binomial distribution with parameters, The pdf of binomial distribution is, The…

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

A: There is only two possibilities either ticket booked(success) or not booked ( failure) If r.v is X ,…

Q: Given that an egg is large, what is the probability (between 0 and 1) that it was laid by a sumatra…

A: Let us define some events A : an egg is laid by chantecler variety  B : an egg is laid by sumatra…

Q: If 25 percent of students at a particular school use mechanical pencils, what is the probability of…

A: Given Information: The percentage of students using mechanical pencils =25% Number of the sample…

Q: In a recent​ survey, it was found that the median income of families in country A was $57,300. What…

A:

Q: Although studies continue to show smoking leads to significant health problems, 20% ofadults in the…

A: a. Normal approximation to the binomial: From the given information, sample size, n = 250. The…

Q: A maker of yardsticks has an ink problem that causes the markings to smear on 4% of the yardsticks.…

A: Given information:It is given that N=2,000; n=100; p=0.04 (=4%).The sample proportion is…

Q: In one study of calls to 911 in Los Angeles, it was found that 85% of the calls were not…

A: Solution: From the given information, the proportion of the calls were not emergencies is p=0.85 and…

Q: What is the probability that a randomly selected tea is mint given that the tea is caffeinated?

A: The data is given by   Caffeine-free Caffeinated Total Mint 7 7 14 Fruity 11 7 18 Total 18…

Q: Migraine medication was administered to patients in that 5% experienced weight gain as a side…

A:

Q: A recent poll  found that 30% of those surveyed are worried about aggressive drivers on the road. If…

A: Given that, A recent poll found that 30% of those surveyed are worried about aggressive drivers on…

Q: In a Gallop Poll, 35% of 30 - 49 states that they believe in ghosts. Find the probability that out…

A: (a) The probability that college students do not believe in ghosts is, P(do not believe in ghosts)…

Q: The Newspaper reports that among individuals in the 40 to 50 age, 45% drink coffee. If 200 people of…

A: Givenp=0.45n=200let "x" be the number of coffee…

Q: 13 percent of the patients in a study reported previous episodes of stroke or transient ischemic…

A: Solution: Given information: n= 70 Sample size  p= 0.13 Population proportion.

Q: A recent poll found that 30% of those surveyed are worried about aggressive drivers on the road. If…

A:

Q: A study is conducted to assess the impact of caffeine consumption, smoking, alcohol consumption, and…

A: Obtain the probability that exactly half of them consume caffeine and smoke. The probability that…

Q: To avid detection at customs, a traveler places 6 narcotic tablets in bottle containing 9 vitamin…

A:

Q: Based on a Bellowes survey of adults, there is a 0.48 probability that a randomly selected adult…

A:

Q: When one is randomly sampling four items from a population, what is the probability that all four…

A: (a). Compute the probability that all four elements will come from the top quartile of the…

Q: According to the Federal Insurance Agency statistics, the proportion of teenage drivers between the…

A: It is given that n=100 and p=0.54.

Q: About 10% of all adults deliberately do a one-time fling and feel no guilt about it. In a group of…

A: Answer: Given that: p= 0.1 , n= 7 now will use Binomial probability P(X=x)=nx*px*(1–p)n–x,where…

Q: A fortune 500 company asked its 1520 employee this question: “Did the work condition too…

A: Given information can be shown in the table below:   Yes No Total Males 134 651 785 Females…

Q: Based on a study by Dr. P. Sorita Sona at Indiana University, about 35% of the population has blue…

A: Let the random variable X denote the no. of individuals has blue eyes and it follows binomial…

Q: The Club reports that among individuals in the 28 to 32 age, 35% are football fans. If 200 people of…

A: We have given that p = 35% = 0.35 n = 200

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

A:

Q: At Denver international airport, 81% of recent flights have arrived on time. A sample of 12 flights…

A:

Q: In a recent survey, it was found that the median income of families in country A was $58,000. What…

A: Let X denote the income of families in country A. Given that median of X is 58000

Q: In a recent survey, it was found that the median income of families in country A was $57,700. What…

A: Median: Median is the middle value of the observations in the distribution when the data values are…

Q: The Association reports that among individuals in the 48 to 55 age, 45% drink coffee. If 200 people…

A: let X: number of coffee drinkers…

Q: On hot, sunny, summer days, Jane rents inner tubes by the river that runs through her town. Based on…

A: Given,             X      25    50    75   100  Total   P(x)    0.27   0.44   0.25   0.08…

Q: In a random survey of 20 students, find the probability that exactly 17 of them will say that they…

A: Given: Total number of students in survey n=20 Number of students say that they do not get enough…

Q: In a national survey college students were asked, "How often do you wear a seat belt when riding in…

A: Here given freuency distribution table for number of student use seatbelt during car driven by…

Q: Migraine medication was administered to patients in that 2% experienced weight gain as a side…

A:

Q: A marketing research survey shows that approximately 80 percent of the car owner surveyed indicated…

A: Probability of an event is chances of occurrence of the event. Probability of an event is computed…

Q: it is estimated that 4800 of the 24,000 voting residents of a town are against a new sales tax. If…

A: Given: Number of residents against a new sales tax (x)= 4800 Total voting residents (N)=24000

Q: Migraine medication was administered to patients in that 12% experienced weight gain as a side…

A: We have to find probability..

Q: Based on a Bellows survey of adults, there is a 0.48 probability that a randomly selected adult uses…

A:

Q: It is estimated that 4000 of the 10,000 voting resident of a town are against a new sales tax. If 15…

A:

Q: A random sample of 270 homes was taken from a large population of older homes to estimate the…

A: Given: A random sample of 270 homes was taken from a large population of older homes to estimate the…

Q: The chance that a U.S. police chief believes raising the cost of parking tickets "significantly…

A: We have given that  n=9 , p=1/4=0.25  , q=1-0.25=0.75 X~Binomial(n=9,p=0.25) Find P(X=5)

Q: - An American Society of Investors survey found 30% of individual investors have used a discount…

A: 13 Given that 30% of individual investors have used a discount broker. The sample size is 9. Let us…

Q: Given that 58% of all gold dealers believe next year will be a good one to speculate in S out Africa…

A:

Q: About 8% of the U.S. population catches the flue each season. Assuming everyine h?as equal…

A: The formula for calculating odds is given below:

Q: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

A: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

Q: In a survey of 1000 social-media account holders aged 18 years and older conducted by a certain…

A: Total numbers of account holders: n=1000 Probability that they have one or two account is: p=0.61…

Q: (b) What proportion of the children were 35 months or older, but less than 45 months of age when…

A: Rearrange the data set and create a frequency table from the above data given.

Q: Within the general population in the 21st century, the chances of having twins are about 3 in 100…

A: Given Information: Let A be the event of getting a couple with twin baby. Let B be the event getting…

Q: For a box containing 25 matches dropped into water, what is the probability that fewer than three of…

A: Let p be the probability that a match will light. Given that p = 0.17 Let X denote the number of…