Six tissues are extracted from an ivy plant infested by spider mites. The plant is infested in 20% of its area. Each tissue is chosen from a randomly selected area on the ivy plant. What is the probability that four successive samples show the signs of infestation?

Q: A random sample of 100 blue-collar employees at a large corporation are surveyed to assess their…

A: Given: Sample size (n) = 100 Probability of success (p) = 0.60 Let X ~ Bin (100, 0.60)

Q: A cookie is selected at random from a basket containing 27 peanut butter ​cookies, 16 caramel…

A: Given info: The basket contains 27 peanut butter ​cookies, 16 caramel ​cookies, 11 sugar ​cookies,…

Q: In a recent year, 13% of businesses have eliminated jobs. If 6 businesses are randomly sampled, what…

A: Let us denote X=the number of businesses that have eliminated jobs. n=sample size=6 p=probability of…

Q: Airlines report that 45% of its flights are on time.  In a random sample of 80 flights, what is the…

A: Given, Let A be the event of success that Airlines report of its flights are on time Random sample…

Q: Twenty-six percent of couples who plan to marry this year are planning destination weddings. In a…

A: Given, n = 12 p = 26% = 0.26 X = 8 Let X be the couples will have a destination wedding.   X ~ B…

Q: Eighty-two % of trees planted by a local landscaping company survive. In a random sample of 200…

A: Solution

Q: A certain group of women has a 0.37 ​% rate of​ red/green color blindness. If a woman is randomly​…

A: The probability of compliment of an event A, is defined as P(A’) = 1 – P(A).

Q: In a population of wild flowers 53% are yellow and the remaining flowers are purple. If we took a…

A: Given p=0.53 n=263 Since np=139.39>10 and np(1-p)=65.51>10 Now, using normal approximation,…

Q: Eleven percent of American children (ages 4 to 17) have Attention Deficient Hyperactivity Disorder…

A:

Q: Seventy-six percent of toddlers get their recommended immunizations. Suppose that 6 toddlers are…

A: Given,p=0.76n=6

Q: A shipment of 20 similar laptop computers to a retail outlet contains 3 that are defective. If a…

A: Given Data: p=3/20=0.15 n=2   X~ Binomial (2, 0.15)

Q: Seventy percent of rivets from vendor A meet a certain strength specification, and 80% of rivets…

A: Let T denotes with the addition of two random variables(X+Y)

Q: A sample of 100 wood and 100 graphite tennis rackets are taken from the warehouse. If 5 wood and 17…

A:

Q: A monk crossbred plants, which can have purple or white flowers, and obtained 686 plants with white…

A: Given, Total number of flowers =686  Plants with white flowers  plants with purple flowers =1076…

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 sample of automobile dealerships found that 19 % of automobiles sold are silver. If two cars are…

A: Given Information: 0.19% of the automobiles sold are silver. Two cars are selected randomly.

Q: About 8% of males are colorblind. A researcher needs three colorblind men for an experiment and…

A:

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

A:

Q: From a group of 100 Dell monitors containing 40 that are defective and 60 that have no defects, a…

A: Given,total no.of dell monitos=100no.of defective monitors=40no.of non defective monitors=60

Q: A drug den uses a traveler to deliver drugs without being apprehended by the customs. The traveler…

A:

Q: A manufacturing company performs a quality-control analysis on the ceramic tile it produces. Suppose…

A:

Q: In a police report submitted by the Cordillera Police Station, poverty is the main reason mentioned…

A: Solution: Let X be the number of crimes resulted from poverty as the main reason for committing…

Q: The newspaper reports that among individuals in the 18 to 22 age, 25% drink coffee. If 400 people of…

A: Given,n=400p=0.25q=1-0.25=0.75np=400×0.25=100≥5nq=400×0.75=300≥5we can use normal…

Q: Seventy five percent of students at a collage with a large student population of Size 100 use the…

A:

Q: A farmer said that 2/3 of his apple trees were attacked by fruit flies. If the inspection is carried…

A:

Q: A company receives 65% of its orders over the Internet. Within a collection of 18 independently…

A: Given data, n=18 p=65%=0.65 P(X≤4)=?

Q: Suppose the proportion of elementary students in Texas that are enrolled in fully remote learning…

A: Given that p = 0.20, n = 100, p(x<=10) = ?

Q: It is determined that 62% percent of Grade 12s attend school in a particular urban school district.…

A: Given : n = 500 p = 0.62 q = 1 - p  q = 1-0.62 q = 0.38 Here n×p and n×q is greater than 5. hence we…

Q: 15,000 cans of sardines are filled by a machine every hour, among which 500 underfilled cans are…

A: Given that: 15,000 cans of sardines are filled by a machine every hour, among which 500 underfilled…

Q: A box with 15 silicon chips contains five defective chips. If a random sample of three chips is…

A: Given problem Given that   A box with 15 silicon chips contains five defective chips. Total…

Q: When commercial aircrafts are inspected, wing cracks are reported as non-existent, detectable, or…

A:

Q: A certain group of women has a 0.63% rate of red/green color blindness. If a woman is randomly…

A:

Q: 5. Out of all registered vehicles in California, 95% of them pass the State Emissions Test. If ten…

A: Given information Probability of passing the emission test p = 0.95 10 vehicles are selected X…

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

A:

Q: A geological study indicates that an exploratory oil well drilled in a particular region should…

A: If the third oil strike comes on the fifth well drilled. This means the first two oil strikes came…

Q: A production engineer found that a particular manufacturing process causes defects in 2 of every 20…

A: Given: A production engineer found that a particular manufacturing process causes defects in 2 of…

Q: In a large population, 53% of the people have been vaccinated. If 3 people are randomly selected,…

A: In a large population, 53% of the people have been vaccinated. i.e. Probability that the people have…

Q: 2) In a Canadian population, 30% of people spend 4 hours or more per day on smartphone; 25% of…

A:

Q: About 8% of males are colorblind. A researcher needs three colorblind men for an experiment and…

A: Given that, Probability p= 8%= 0.08 Then q= 1-p= 1-0.08 = 0.92 We've to find P(X>=3)  When n= 9…

Q: From a group of 50 Dell monitors containing 20 that are defective and 30 that have no defects, a…

A: Obtain the probability that at least one of the dell monitor is defective.   The probability that at…

Q: Previous surveys indicate 33% of households in Barrie regularly recycle household waste through a…

A: Given that  n=10 , p=33%=0.33 , q=1-p=1-0.33=0.67 X~Binomial(n=10,p=0.33) X= Number of blue box

Q: In a plant, 10 out of 90 manufacturing products found to have a contamination. An investigation…

A:

Q: A manufacturing company performs a​ quality-control analysis on the ceramic tile it produces.…

A:

Q: Suppose a population consists of 10 items, four of which are classified as defective and six of…

A: Probability quantifies the chances of happening an event. The probability values always lie in the…

Q: A car insurance company has determined that 9% of all drivers were involved in a car accident last…

A:

Q: In a city of 180,000 people there are 20,000 legal immigrants from Latin America. What is the…

A: Given: The total number of people in a city are N=1,80,000. The number of legal immigrants from…

Q: A certain group of women has a 0.06% rate of red/green color blindness. If a woman is randomly…

A: Concept: Compliments are the mutually exclusive pair of events. The complementation rule states that…