a) What is the reliability of the system below, where the reliabilities of components A, B, C, and D are 0.975, 0.985, 0.988, and 0.993, respectively? b)A system is composed of 5 components in series, and each has a reliability of 0.96. If the system can be changed to 3 components in series, what is the change in the reliability?

Q: Example 2.3.19 A speaks the truth in 75% cases and B in 80% cases. In what percentage of cases are…

A:

Q: A researcher wishes to see if the total number of infections that occurred in three groups of…

A: For the given problem, we need to test whether the number of infections is same in the three groups.…

Q: In the series system the reliability of the system is the product of the reliabilities of the, а.…

A: Given problem Given that   In the series system the reliability of the system is the product of the…

Q: Beauty Tips Contests Interviews Reveals Artist 31 5 11 16 Student 29 15 19 14 Engineer 12 17…

A: To determine the the two events are independent, we need to verify if the condition below holds.…

Q: 5. Sarina is half as old as her mother. Twelve years ago, she was one-third of her mother's age.…

A:

Q: E. Work out a. +3 + ( -2) = %3D b. -5 + (+ 5) = c. - 7+ (-3) = %3D

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

Q: Suppose that 50% of households in a certain city subscribe to the morning newspaper, 70% of the…

A: From the provided information, 50% of households in a certain city subscribe to the morning…

Q: In the series system the reliability of the system is the product of the reliabilities of the а.…

A: Here we have to define reliability of the system  when in the series.

Q: 2 10 12 14 16 18 a) How many times were the sum of the three dice less than 6? b) What proportion of…

A:

Q: The number of children diagnosed with autism has increased in the last 30 years. Researchers wanted…

A: Given a sample of 5000 children. (A)   The total number of girls =2500 The number of girls being…

Q: Question 4 a. A large accountancy firm finds that over the long run 10% of its statements for…

A: As per the given guidelines we are allowed to solve maximum of 3 subparts. If you need help with…

Q: Angie, Bev, Ceci, and Dina are dividing among themselves a set of common assets equally owned by the…

A: Here, the number of players is 4. So anything more or equal to that is  is a fair share.

Q: .7. In a very hotly fought battle, at least 80% of the combatants lost an eye, at least 70% lost an…

A: Given  that, in a battle, at least  80% of the combatants lost an eye, at least  70% lost an ear, at…

Q: Q. Eight golfers were asked to submit their latest scores on their favorite golf courses. These…

A: Paired t test

Q: At the end of the summer, a group of friends meet to talk about the holidays just ended: 63% of them…

A:

Q: On average, respondents went out 2.6 times to buy food, 1.3 times to buy medicine, and 1.2 times for…

A: Activities  Buy Cooked or uncooked food Buy Medicines Financial Transaction   Times…

Q: If P(A) = 0.80, P(A or B) = 0.70, and P(A and B) = 0.60, then P(B) O a. 0.10 O b. 0.50 OC. 0.26…

A:

Q: Consider two products, A and B, both of which have the same purchase probability.Product A has a…

A: Given: Two products A and B, both of which have the same purchase probability. As Product A has a…

Q: At a certain college, 32% of the students are majoring in engineering, and 55% of the students are…

A: The percentage of students in engineering (major) is 32%. The percentage of female students is 55%.…

Q: In clinical trials, 60 percent of new cancer drugs advance from Phase I to Phase II, 25 percent…

A:

Q: Question # 5: * A club has 800 members. •100 of the members were randomly picked and were asked if…

A: Given: A club has 800 member. And 6 out of 100 members said dues should be raised.

Q: 1. Mindy is taking MA 385 this summer and two sections are offered. She estimates that if she takes…

A: Given information P (Getting in Dr J’s Class) = 0.4 P (Getting in Dr S’s Class) = 1 – 0.4 = 0.6…

Q: The following is based on information from The Wolf in the Southwest: The making of an Endangered…

A: The random variable wolves follows binomial distribution. X ~ B (n, p) We have to test whether the…

Q: In the Sanatorium For Acute Intellectual Malnutrition, a nourishing twelve course Christmas Exam is…

A: Given: n = 20 To find: The number of orphans who will on average end up without a test given that…

Q: Moreno is the credit manager for the Fabritek, one of the largest textile supplier in the region. He…

A: From the given information, we have below table:

Q: Problem : Determine the reliability of the system whose component reliabilities ar as shown in…

A:

Q: Data on claim amounts for central heating insurance were collected from a large portfolio of an…

A: Solution: Given observation is 200, 201, 201, 202, 209, 211, 215, 218, 228, 228, 235, 238, 262, 265,…

Q: Imagine that you were hired as a consultant by a local business owner to help her determine how many…

A: Given : Claim : on average, workers in the United States take 14 paid days off per year.

Q: a. Choose the appropriate alternative hypothesis for the test. O At least one of the p; (i= 1, 2, 3)…

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

Q: To study the effectiveness of possible treatments for insomnia, a sleep researcher conducted a study…

A: The hypothesis test is a statistical method in which one using the sample data try to check the…

Q: An insurance company offers four different deductible levels-none, low, medium, and high-for its…

A: As per the policies, only 3 subparts can be answered. If you want to get other subparts solved too,…

Q: An insurance company offers four different deductible levels-none, low, medium, and high-for its…

A:

Q: 3. Tamir has recently begun a new job of selling custom bracelets! Tamir's sales have been growing…

A: (y-y1) ; where, m is the slope.

Q: College instructors who adopt this book are (we hope!) twice as likely to continue to use the book…

A: Consider the provided question, Let the problem be modeled as Markov chain with states Users (U) and…

Q: 1) Half of 7 pairs of calves consisting of identical twins drank milk for 3 months and the other…

A: Let and be the mean of two independent sample of size n1 and n2 from an normal population with…

Q: The design life of a planned municipal water-distribution system is to end in 2050, and the…

A: Regression Analysis             Regression Analysis helps to estimate the relationship…

Q: (v) A standard six-sided die is tossed twice. State the number of distinct outcomes if: (a) the sum…

A: It is an important part of combinatorial analysis . Extended version of the application of it has…