• The probability that a patient recovers from a delicate heart operation is 0.7. Of the next 120 patients having this operation, what is the probability that • between 80 and 97 inclusive survive ? fewer than 70 survive?

Q: The average percentage of failure in a certain examination is 40. What is the probability that out…

A:

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: It is given that n =89 and p =0.33.

Q: A nylon connector manufacturing plant yields 14 % defective items. If 1000 connectors are randomly…

A: Here, the sample size is n=1000 and the probability of defective items is 0.14. Consider, μ=np…

Q: 1. The probability that a patient recovers from a rare blood disease is 0.4 If 15 randomly chosen…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A pathogen affects 1 person out of every 100 people. Suppose you come into contact with 40 randomly…

A: Given, p = 1/100 = 0.01 =>  q = 1 - p = 1 - 0.01 = 0.99 n = 40 Let X be the number of people…

Q: The probability that South Florida will be hit by a major hurricane (category 4 or 5) in any single…

A: The probability that South Florida will be hit by a major hurricane (category 4 or 5) in any single…

Q: Taskin Ahmed has a 10% chance of picking up a wicket in an over. a. In a test match, among the first…

A: If we have n trials each having two outcomes, say Success and Failure, trials being independent and…

Q: A type-a DNA trait occurs nineteen times out of every one hundred  people. In a group of twenty…

A: The probability of type-A DNA = 19/100 = 0.19   n = 23

Q: The average number of people who die in a month from a rare disease in a city is 4. What is the…

A: The average number of people who die in a month from a rare disease in a city is 4.

Q: Based on historical data, your manager believes that 35% of the company's orders come from…

A: Given: Sample proportion p=0.35 sample size n=58 The sampling distribution of the proportion follows…

Q: An assembly line, based on past production, has a 2% defective rate. A random sample of 800…

A: Given that n=800 p=0.02 q=1-p =1-0.02 =0.98

Q: Based on historical data, your manager believes that 32% of the company's orders come from…

A: Given p=0.32n=89 Let the sample proportion be denoted by p^

Q: According to a study done by a university​ student, the probability a randomly selected individual…

A: Given information Probability a randomly selected individual will not cover his or her mouth when…

Q: Suppose the first generation Apple iPad has 5% chance of being defective. What is the probability…

A: From the provided information, Apple iPad has 5% chance of being defective that is p = 0.05 Sample…

Q: Taskin Ahmed has a 30% chance of bowling a no-ball in an over. a. In a test match, among the first…

A: Given:   Probability of ahmad bawling a no ball in an over(p) =30%=0.3 Probability of ahmad not…

Q: Based on historical data, your manager believes that 33% of the company's orders come from…

A: Given p = 0.33, n = 219 Mean, μ =np = 219 x 0.33 = 72.27 Standard deviation, σ= npq = 219×0.33×0.67…

Q: The probability of a radar station detecting an enemy plane is 0.55. If 60 stations are in use, what…

A: The binomial distribution is given by,   P(X=x) = Cxn . px . qn-x ; x = 0, 1, 2, ....…

Q: The probability that a patient recovers from a rare blood disease is 0.4 If 15 randomly chosen…

A: Given: Probability that patient recovers, p=0.4sample size, n=15

Q: According to a study done by a university student, the probability a randomly selected individual…

A: Given information- Let x is a discrete random variable which follows binomial distribution.…

Q: Nine lamps run on batteries whose average life is 2 months. With new batteries, they were…

A:

Q: According to a study, 20% of corporate officers are women. Suppose that you select a random sample…

A:

Q: Chittagong experiences 5 earthquakes, on average in every six-months. a. What is the probability…

A: Given: Average =3 in six months (a) Mean for 2 years is determined as. mean=3×4=12 Determine the…

Q: If the probability that your DVD player breaks down before the extended warranty expires is 0.046​,…

A: Let 'E' be the event representing that the DVD player breaks down before the extended warranty…

Q: What is the probability that the person is less than 19 years old? What is the probability that the…

A: Given Information: Age group No. of people Under 10 257 10 to 18 460 19 to 30 175 more…

Q: The probability that South Florida will be hit by a major hurricane (category 4 or 5) in any single…

A: Given that the probability that South Florida will be hit by a major hurricane (category 4 or 5) in…

Q: The probability that an individual is​ left-handed is 0.190. In a class of 27 ​students, what is…

A: From the provided information, Sample size (n) = 27 Probability that an individual is left-handed…

Q: Taskin Ahmed has a 80% chance of bowling a no-ball in an over. a. In a test match, among the first…

A: This is a situation in which we use the binomial distribution. Binomial Distribution: Let X be the…

Q: Based on historical data, your manager believes that 32% of the company's orders come from…

A: The probability that the sample proportion is greater than than 0.45 = 0.00352

Q: 8. A recent study finds that 40% of all professors found their job extremely stressful. Suppose 12…

A:

Q: 15 of the 50 digital video recorders in an inventory are known to be defective. What is the…

A:

Q: 6. An old camera has a 45% chance of not responding after taking a shot. What is the probability…

A: Given: Probability of not responding (p)=0.45  the shot number on which camera stop responding(x)=6

Q: Based on historical data, your manager believes that 34% of the company's orders come from…

A: It is known that, the mean of the sampling distribution of sampling distribution, p-hat is equal to…

Q: A person invests $3 in a market in which he may gain $1 with probability or may lose $1 with…

A: Given data A person invests $3 in a market in which he may gain $1 with probability 1/2 or may lose…

Q: It is known that 60% of customers will need additional maintenance on their vehicle when coming in…

A: We have given that  Sample size n =50 Sample proportion p^=60%=0.60

Q: A process yields 10% defective items. If 100 items are randomly selected from the process, what is…

A:

Q: An airline is planning its staffing needs for the next year. If a new route is approved, it will…

A:

Q: According to a study done by a university student, the probability a randomly selected individual…

A:

Q: Based on historical data, your manager believes that 39% of the company's orders come from…

A:

Q: 10. Ten percent of computer parts produced by a certain supplier are defective. What is the…

A:

Q: - The probability that a normal person would have a negative test? - The probability that a person…

A: HERE DEFINE EVENTS actually  have disease (using standard method ) = D test result positive  = T

Q: The probability that a randomly chosen student in a statistics class submits his/her homework on…

A: Given,n=50p=0.10q=1-0.10=0.9A random variable X~Binomial(n=50  ,  p=0.10)P(X=x)=Cx50 0.1x0.950-x…

Q: 3. Among those who have more than 10 years of service, what is the probability they would leave the…

A: Instruction : "Please answer number 3 and show work. Thank you!"   Given Data : Total Number of…

Q: Suppose a shipment of 140 electronic components contains 4 defective components. To determine…

A:

Q: 62% of Armenian students own a personal computer. What is the probability that the proportion of…

A: the pdf of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: 8) According to police sources, a car with a certain protection system will be recovered 90% of the…

A: From the given information certain protection system will be recorded 90% of the time.

Q: pair of dice is rolled. What is the probability of rolling a sum no greater than 7? Round to the…

A: When a pair of dice is rolled, total outcomes

Q: A class president is favored by 53% of all students voting, assuming this is accurate, a random…

A: It is known that, the mean of the sampling distribution of sampling distribution, p-hat is equal to…

Q: The probability that a car will crash in a year is 5.5%. What is the probability that out of 100…

A: Let x follows binomial distribution with parameters n = 100 and p = 0.055   The pdf of binomial…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.