6. A manufacturer is making a product with 20% defect rate. If we select 5 randomly chosen items at the end of assembly line. What is the probability of having 1 defective item in our sample?

Q: What is the probability that a random variable will have values of three or less?

A: Given that  Probability mass function  X 0 1 2 3 4 5 6 7 8 9 10 P(x) 0.06 0.14 0.16 0.14 0.12…

Q: ve part is found. If 10 or more parts are tested unt ipment is accepted as meeting specifications.…

A: This is the case of geometric distribution.In this case, the probability of success will be…

Q: If a typist makes an average of three errors for every hour, what is the probability that he will…

A:

Q: If 15% of adults in a certain country work from home, what is the probability that fewer than 54 out…

A: The objective of this question is to find the probability that fewer than 54 out of a random sample…

Q: Suppose it is reported that 79 % of people subscribe to a cable or satellite television service. You…

A:

Q: A fair die is tossed 6 times. Find the probability that even numbers each observed twice. Select…

A: The sample space is: {1, 2, 3, 4, 5, 6}. The probability of observing even number (2) twice, even…

Q: What is the probability of selecting one person at random who is a smoker?

A: From the provided information, Total person = 100 Number of persons who smoke = 54

Q: True or false 1. if we use the same sample information to obtain a 95% confidence interval, the…

A: Given that To become an actuary, it is necessary to pass a series of 10 exams, including the most…

Q: If a manufacturing machine gas a 5% defect rate and 9 items are chosen randomly what is the…

A: We have to use Binomial distribution. If x follows Binomial distribution with parameter n and p then…

Q: What is the probability that x will be between 75 and 78 if random sample of size 100 is taken from…

A: h

Q: Please demonstrate how pooling works by illustrating pooling of 5 houses. Āssume the policyholders…

A: Given information: Given that the probability that the house will catch fire is 0.1 and the…

Q: Explain one random and one systematic source of error in this experiment. How to reduce these…

A: To explain random and systematic source of error in experiment.

Q: A production process that is binomially distributed produces 90% non-defective parts. A sample of 10…

A: Given that, Sample size of parts selected for production process n=10 Probability of producing…

Q: We know that certain bacteria are present in water in a proportion of 3 bacteria per cm3 . What is…

A: Given:. This means that on average, we expect to find 3 bacteria in each cubic centimeter of…

Q: When 2 births are randomly selected, the sample space for genders is bb, bg, gb and gg. Assume that…

A:

Q: Samples of rejuvenated mitochondria are mutated (defective) with probability 0.2. Find the…

A: In this question, we need to find the probability that at least 6 samples need to examine to find…

Q: A psychology class consists of48 males and 62 females. If the professor selects names from the class…

A:

Q: sume that 15​% of people are​ left-handed. Suppose 12 people are selected at random. What's the…

A: Given data, people are​ left-handed =15%=0.15 Which means people are right-handed =0.85 n=12 What's…

Q: A sample of 3 medicine bottles is taken from an injection molding machine that is 10% nonconforming.…

A: Given,Sample size, n = 3Probability of success, p = 10% = 0.10Let X be a random variable represents…

Q: 33 live births per 1,000 per year result in twins, what is the probability of getting more than…

A: The true percentage of live births that result in twins will be: p  =331000×100    =3.3%

Q: What is the probability that more than 4 accidents will occur within any given year at an…

A:

Q: for next school year. Suppose SC is composed of 45% Freshmen next school year and we take a sample…

A: It is given that the 45% Freshmen next school year and we take a sample of 1 student with…

Q: If 15% of adults in a certain country work from home, what is the probability that fewer than 30 out…

A: The objective of this question is to find the probability that fewer than 30 out of a random sample…

Q: a hospital switchboard receives an average of 4 emergency calls in a 10 min interval.What is the…

A: The average value λ is 4.

Q: Suppose we observe 84 alcoholics with cirrhosis of the liver, of whom 29 have hepatomas—that is,…

A: It is given that n = 84 and p =0.24.

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.