Time magazine reported that when 19,218 gas masks from branches of the military were tested, it was found that 10,322 were defective. Find the probability of selecting 2 consecutive defective gas masks. After each selection the masks are not replaced.

Q: A jar contains 12 caramels, 7 mints and 16 dark chocolates. What is the probability of selecting a…

A: Amswer: We know that the probability is a how likely an event  Is to happen. Probability = favorable…

Q: On average, a textbook author makes 1.5 word-processing errors per page on the first draft of her…

A: Solution: Let X be number of word-procession errors per 2 pages on the first draft. Since it is a…

Q: crime study for a geographic area showed an average of one home invasion per 40,000 homes. If an…

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Q: The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an infected…

A: The random variable X follows geometric distribution with probability 0.10. The geometric…

Q: At a local college, 276 of the male students are smokers and 414 are non- smokers. Of the female…

A: The probability that both are non-smokers is obtained below: From the given information, The number…

Q: A company that manufactures computer components has a 3% defective rate. If 12 components are…

A: Givenp=3%=0.03n=12Let "x" be getting no.of defective…

Q: Find the probability of obtaining an even number or a number can be divided by 3 without remaining…

A: Probability is a branch of mathematics or statistics which is basically deals with the chances of…

Q: Just before a referendum on a school budget, a local newspaper polls 375 voters to predict whether…

A: Given that  The local news paper polls 375  voters to predict whether the budget will pass. Suppose…

Q: A mail order company has an 8% success rate. If it mails advertisements to 600 people, find the…

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Q: It is known that 72% of college students like rap music. In a group of 42 students,find the…

A: Given that, Probability of success (p) = 0.72 Probability of failure (q) =0.28 N=42

Q: A mail-order company has a 9% success rate. If it mails advertisements to 500 people, find the…

A: Given : A mail company has a 9% success rate.     n=500p=0.09  Consider x represents the variable…

Q: On average, 5.5 shoplifting incidents occur per week at an electronics store.  What is the…

A: Poisson Distribution :  A Poisson distribution is a discrete probability distribution that applies…

Q: A poll showed that 51.9% of Americans say they believe that some psychics can help solve murder…

A: Given, The probability that the Americans believe that some psychics can help solve murder cases is…

Q: A company manufactures calculators in batches of 64 and there is a 4% rate of defects. Find the…

A: Givensample size(n)=64p=0.04Let "x" be the no.of defects in a batchx~Binomial(n=64 ,…

Q: A die was rolled 16 times, what is the probability of rolling a number greater than 4 seven times.

A: Given that  n=16 , p=2/6=1/3  X~Binomial(n=16,p=1/3) X=Number of time the number greater than 4…

Q: Just before a referendum on a school budget, a local newspaper polls 412 voters to predict whether…

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Q: From a group of 4 TV critics and 8 movie critics, we randomly select 5 people. If at least 2 movie…

A: Solution-:l We have 4 TV  critics and 8 movie  critics We randomly select 5 people If at least 2…

Q: Just before a referendum on a school​ budget, a local newspaper polls 357 voters to predict whether…

A: Given, n = 357 p = 53% = 0.53

Q: It is known that 10% of adults can pass a fitness test. What is the probability at most 12 adults in…

A:

Q: Recently, the top web browser had 57.41% of the market. In a random sample of 200 people, what is…

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Q: In a customer service center, there are 18 complaints dropped per minute. What is the probability…

A: Given data: Mean = 18 To find: What is the probability that the number of complaints in the next…

Q: The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an infected…

A:

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

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Q: From the English alphabet, one letter is selected. What is the probability of selecting a…

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Q: In one town, 78% of adults have health insurance. What is the probability that 8 adults selected at…

A: (6) Given Data: The percentage of adults have health insurance is: p=78%=0.78   The binomial…

Q: If the probability of success is 0.4, find the probability of failure in 3 out of 3 trials.

A: Let X be the number of failure  from binomial distribution with probability of success (p) = 0.4 and…

Q: According to the Center for Disease Control (CDC), the percentage of boys who are diagnosed with…

A:

Q: When Donald Trump was campaigning for President , 65% of constituents supported his policy on…

A: Solution: From the given information, p=0.65 and n=100.

Q: The length of adult King Cobra snakes is normally distributed with µ = 22 feet and σ = 2.5 feet.…

A:

Q: A committee of 7 is to be selected from 8 Chemists and 9 Biologists. What is the probability of…

A: For the given data Find the probabilty

Q: A mail-order company receives an average of 7 orders per 350 solicitations. If it sends out 50…

A: A mail-order company receives an average of 7 orders per 350 solicitations. p= 7/350= 0.02

Q: In one town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

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Q: A survey by Altgeld Travel Magazine found that 85% of airline passengers prefer to sleep during…

A: Solution: 6. a. Let X be the number of passenger prefer to sleep during their flights and n be the…

Q: A box contains 3 black spheres and 4 white spheres. Given that you have already selected 1 black…

A: Given :- A box contains 3 black spheres and 4 white spheres.  Now Given that we have already…

Q: A telephone soliciting company obtains an average of 5 orders per 1000 solicitations. If the company…

A: Introduction to Poisson distribution: When the sample size is very large and the probability of…

Q: Public Opinion reported that 5% of Americans are afraid of being alone in a house at night. If a…

A: There is only two possibilities either the selected person is afraid of getting alone as success or…

Q: A fair die is thrown 25 times. What is the probability of getting at least 8 “fives?”

A:

Q: Just before a referendum on a school​ budget, a local newspaper polls 356 voters to predict whether…

A: We are given,

Q: Out of 320 families with 5 children each, what percentage would be expected to have () 2 boys and 3…

A: Here Given  Total Number of family=N=320 Now Probability of Boys=Probability of girl=0.5 Number of…

Q: A bag contains 3 mint chocolates, and 4 cherry chocolates. After two chocolates are removed, what is…

A: initially bag contains 3 mint chocolates, and 4 cherry chocolates.  if 2 chocolates removed and to…

Q: The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an infected…

A: Consider a random variable X which represents number of brief encounters before which a non-effected…

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

A: Let X denote the number of matches postponed due to bad weather condition.

Q: In one town, 66% of adults have health insurance. What is the probability that 4 adults selected at…

A: It is given that, in a town 66% of the adults have health insurance.

Q: find the probability that in a sample of 100 bulbs, 2 will be defective.

A: Let p be the probability that an electric bulb is defective. Given that p = 3% = 0.03 Let X denote…

Q: A poll showed that 47.4% of Americans say they believe that some psychics can help solve murder…

A: From the given question,It is given that the probability of Americans who they believe that some…

Q: In a recent year, speaking characters in movies were 68.2% male. What is the probability of randomly…

A: Introduction: It is required to find the probability that a randomly selected character in a movie…

Q: It is believed that 42% of American cell phone users have some version of an iPhone. If a random…

A:

Q: There are red, yellow and green candies in a bag. What is the probability of selecting a blue one?

A: Probability could be defined as a number that always falls between 0 and 1, where 0 implies the…