A certain drug treatment cures 90% of cases of hookworm in children.15 Suppose that 20 children suffering from hookworm are to be treated, and that the children can be regarded as a random sample from the population.Find the probability that a) all 20 will be cured. (b) all but 1 will be cured. (c) exactly 18 will be cured.

Q: In a hotel, two dishes- vegetables and non-vegetables are demanded. 80% of its male customers order…

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Q: If rain falls randomly with a 20% chance of rain on any given day, what is the probability that we…

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Q: A shipping company claims that 90% of its packages are delivered on time. Jenny noticed that out of…

A: According to the given information, we have Given that a shipping company claims that 90% of its…

Q: b) A factory makes large quantities of coloured sweets and it is known that on average 20% of the…

A: Given Data: p=0.2 n=20   X~ Binomial (20, 0.2)

Q: 2. The manager of a store buys portable radios in lots of 12. Suppose that, on average, 2 out of…

A: Given, Number of samples =12 and 2 out of each group of 12 are defective To find: The probability…

Q: Once a woman won​ $1 million in a​ scratch-off game from a lottery. Some years​ later, she won​ $1…

A: a. P(winning in 1st game )×Pwinning in 2nd  game=14200000×1705600=3.374365619×10-13

Q: A biomedical research company produces 40%40% of its insulin at a plant in Kansas City, and the…

A:

Q: 5% of the people in a population suffer from high blood pressure. Of people with high blood…

A: Let H= people suffer from high blood pressureA =regular consumers of alcoholic…

Q: Example 10: A survey from Teenage Research Unlimited (Northbrook, Illinois) found that 30% of…

A: Given: n=5p=30%=0.3q=1-p=1-0.3=0.7

Q: 3. Suppose at a small college, 30% of the students are freshmen, and 60% of the students live on…

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Q: A CD-manufacturer claims that 95% of its CD's are defect-free. A retailer receives a shipment of 500…

A: Given that 95% of its CD's are defect-free. A retailer receives a shipment of 500 CD's and will…

Q: 2. Approximately 6% of the male population is color-blind. If a random sample of 250 male adults is…

A: Given that  n= 250 , p=6%=0.6 , q=1-p=1-0.06=0.94

Q: In a large population 59% of the people hace been vaccinated.  If 5 people are randomly selected…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: Q12. In a certain college with 500 students, assume 315 like coffee, 217 like tea and 154 like both…

A: Let X represents Coffee, Y represents Tea P(X) = 315 500 P(Y) = 217500PX∩Y=154500

Q: In a large hospital, suppose that 35% of patients suffer from disease A, 40% of patients suffer from…

A: Disclaimer: Since you have posted a question with multiple subparts, we will solve first 3 subparts…

Q: A company purchases fluorescent light bulbs from two different suppliers. 60% of the bulbs come from…

A: (a) To find : The probability that a bulb selected at random will be from WT and it will perform as…

Q: Q1. A small voting district has 101 female voters and 95 male voters. A random sample of 10 voters…

A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: A state senator believes that 25% of all senators on the Finance Committee will strongly support the…

A: Given data, p=0.25 n=5

Q: In the city of Raccoon City, 65% of the population have been infected by a mutagenic pathogen known…

A: Here we need to find the probabilities associated with the corresponding binomial distribution.

Q: 1.1 A car dealer has established that 40% of his potential customers prefer single cab cars while…

A: Hi, we are supposed to answer one question at a time. Since you have not mentioned which question to…

Q: A food manufacturer is analyzing a sample of 500 corn kernels for the presence of a toxin. In this…

A: In the given case, the total sample size (n) is 500. Assuming X to represent the number of kernels…

Q: 3) In a group of 40 people, 10 are healthy and every person the of the remaining 30 has either high…

A: The operator "∩" denotes the intersection of sets. For example: A∩B denotes the event which happens…

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Q: Mendelian Genetics When Mendel conducted his famous genetics experiments with peas, one sample of…

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Q: In a tennis match, with the score at deuce, the game is won by the first player who gets a clear…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: A factory received a shipment of 26 lightbulbs, and the vendor who sold the items knows there are 7…

A: Given,n=7p=726X=no.of lightbulbs in the sample are defectiveX~Binomial(n=7 , p=726)P(X=x)=cxn px…

Q: A. Fungicides are used to protect seeds in wet environments. To test the effectiveness of a…

A: We have given that  To test the effectiveness of a fungicide, twenty seeds were planted wherein ten…

Q: new secretary has been given n computer passwords, only one of which will permit access to a…

A: Given, The new secretary has n computer passwords, out of which only 1 is correct. Now, a password…

Q: here are 500 seniors at a certain high school, of which 230 are males. It is known that 30% of the…

A: Using Tree diagram I have answered it

Q: In a recent three-way election for a school organization, candidate A received 20% of the votes,…

A: Let us define the following exhaustive probabilities. P(A)=p1= Probability of votes received by A =…

Q: 28% of symptomatic COVID-19 patients whose age group is 50 to 60 years are hospitalized. For the…

A: Given that - 28% of symptomatic COVID-19 patients whose age group is 50 to 60 years are…

Q: In a certain examination, 80% of the candidates pass English and 75% pass French, whereas 15% fail…

A:

Q: A manufacturer of metal pistons finds that on the average, 12% of his pistons are rejected because…

A: This is the case of binomial, as there are two possible outcomes with a fixed number of trials.…

Q: In a certain examination, 80% of the candidates pass English and 75% pass French, whereas 15% fail…

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Q: a class, there are 20% girls and 80% boys. Students are either In OBL or CBL Suppose 10% of the…

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Q: If a seed is planted, it has a 65% chance of growing into a healthy plant. If 9 seeds are planted,…

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Q: A biomedical research company produces 50% of its insulin at a plant in Kansas City, and the…

A: Introduction: Bayes’ theorem: Consider events A1, A2, …, Ak, and B (non-null). Now, the probability…

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A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: ​22% of all tires manufactured by a company are defective. If 20 different tires are randomly…

A: From the provided information, 22% of all tires manufactured by a company are defective that is p =…

Q: 14. A random sample of 200 adults are dassified below by sex and either level of education attained.…

A: Given,   Male Female Totals Elementary 38 45 83 secondary 28 50 78 College 22 17 39…

Q: When a scientist conducted a genetics experiment with peas, one sample of offspring consisted of 911…

A: Given n=911, probability of pea will have a red flower is p=3/4. Let X be the number of peas with…

Q: Approximately 3% of women aged 45 - 60 have breast cancer. A woman with breast cancer has a 97%…

A: Solution To calculate probability we use bayes theorem.

Q: In a large metropolitan city, the probabilities associated with the number of homicides on any given…

A:

Q: 2) Twenty-six percent of couples who plan to marry this year are planning destination weddings. In a…

A: Given : p= 0.26 q = 1 - p    = 1 - 0.26 = 0.74 n = 12

Q: A factory received a shipment of 34 lightbulbs, and the vendor who sold the items knows there are 8…

A: Given that, There are 34 light bulbs and 8 light bulbs in the shipment that are defective. So there…

Q: According to reports, 30% of American adults have chronic insomnia. If 3 American adults are chosen…

A:

Q: A state senator believes that 30% of all senators on the Finance Committee will strongly support the…

A: p = 0.3 n = 5

Q: Suppose you have a shipment of 100 drills, and four of them are defective. If you randomly select…

A: Define the random variable x as the number of defective drills. Here, the number of adults chosen…

Q: known that 6% of the bulbs manufactured by a business are defective. What is the probability that…

A:

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.