Problem : A system has two units connected in parallel with the following information. The failure rate of each unit = 0.01 failure / hour. Operating period = 10 hours Determine the following : * Reliability of the parallel system and Mean time between failure (MTBF).

Q: QUESTION 2 In a certain community, 36 percent of families own a dog, and 30 percent of families own ...

A: Q.2 Ans: Solution-: Given: P(own a dog)=0.36, P(own a cat)=0.30 Also, dog and cat ownership are inde...

Q: Theorem 18-3. If A is the likelihood tatio for testing a simple hypothesis Ho and if U = O(2) is a m...

A:

Q: The dean of the College of Education of RAPA University has a strong belief that the graduates of th...

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

Q: ratings employees of a certain department were taken and are shown below. 81, 86, 68, 69, 78, 93, 81...

A: We know that  Mean = sum of all observations/total number of observations.  NOTE:- According to bart...

Q: In a survey of women in a certain country (ages 20 - 29), the mean height was 66.8 inches with a sta...

A: (a) Obtain the height that represents the 95th percentile. The height that represents the 95th perce...

Q: Data literacy

A: Meaning of Data Literacy: Data literacy is the ability to read, work with, analyze and communicate w...

Q: On a popular app, users rate hair salons as 1, 2, 3, 4, or 5 stars. Suppose a rating is randomly sel...

A:

Q: Example 10-3. Show that if X', are the deviations of the random variables X and Y from their respect...

A:

Q: Consider the following hypothesis test. H: p - >0 05 - t:0H The following results are for two indepe...

A: Introduction: The true population means for the two populations are μ1, μ2. The null and alternative...

Q: 1. Power of test = 1- Probability (Type II error)

A: Note: According to Bartleby guidelines expert solve only one question and rest can be reposted.

Q: Consider hypothesis testing with f(y|Ho) = 1/2; if y E [0, 2] and f(y|H1) = 2y/4; if y E [0, 2]. Bot...

A: Solution:-

Q: Digitalis is a technology company that makes high-end computer processors. Their newest processor, t...

A: Solution: Given informatiion: The selling price of processor is $ 3300 The profit on processor is $ ...

Q: 1. A student wants to enhance their software development skills. They have an option of choosing bet...

A: Introduction: An incomplete joint probability distribution table is given.

Q: Suppose in a class of 100 students who took an exam scored out of 100, the 68th percentile of the ex...

A:

Q: Would you pay $10 per throw of two dice if you were to receive a number of dollars equal to the prod...

A: Possible number of outcomes when rolling two dice are (1,1)(1,2)(1,3)(1,4)(1,5)(1,6)(2,1)(2,2)(2,3)(...

Q: Direction: Explain each study described in each scenario. (Sample Surveys Study , Experiment Study o...

A: Given that - Engineers are interested in comparing the mean hydrogen production rates per day for th...

Q: Jerome averages  14  points a game with a standard deviation of four points.  X∼N(14,4) . Suppose Je...

A:

Q: iv. Calculate the value of the test statistics. At the 5% level of significance, determine if the Po...

A: Given: Population proportion of vaccinated citizens is p0 =0.95 Sample size, n=300 Number of people ...

Q: There are n people gathered in a room. (i) What is the probability that two (at least) have the same...

A:

Q: 1. In each part, sketch a scatter plot of y vs. x that would plausibly have the listed correlation c...

A: Hi! Thank you for the question as per the honor code, we’ll answer the first question since the exac...

Q: For a moderately skewed distribution of supply of Product A, arithmetic mean is 100, and coefficient...

A: We have given that,  Mean = 100 and coefficient of Skewness = 0.2 and coefficient of variation = 35%...

Q: Do you find any association between the temperaments of brothers and sisters from the following data...

A:

Q: 1,183 people phoned customer support for help with their internet connection. Technicians were not a...

A:

Q: Customer Cost of Order 1 18.21 2 46.52 3 26.27 4 14.31 5 24.33 6 21.80 7 26.76 8 45.85 9 12.81 10 23...

A: Calculation of Bins Minimum value=12.60 . We take it as 12. Maximum value=47.64. We take it as 48. R...

Q: (i) Determine the number g, of ways of tossing a coin n times so that the combination HT never appea...

A:

Q: The following frequency distribution shows the score of sample of students in math class Class Inter...

A:

Q: The figure to the right shows the results of a survey in which 1500 college graduates from the year ...

A: It is given that the sample size (n) is 1500.

Q: You and I play a coin-tossing game: if the coin falls heads I score one, if tails you score one. In ...

A:

Q: Consider a chain with 4 states and the following transition matrix. 1/2 1/2 0 1/3 1/3 1/3 0 1/4 1/4 ...

A: Given A chain with 4 states and the transition matrix.

Q: Do you find any association between the temperaments of brothers and sisters from the following data...

A: Here 2*2 table will be construct : r= 2 We will calculate C max Than we will compare coefficient of ...

Q: 4. An experiment is carried out to investigate how well 100 nanoparticles disperse uniformly, when i...

A:

Q: Based upon past flight data, the average weight of checked baggage was 44.5 pounds with a standard d...

A: Given that  X~N( μ = 44.5 , ? = 3.6 ) μ = 44.5 , ? = 3.6 , n = 400 Z-score =( x - μ )/?

Q: Hght BHOWS the fesülts of a survey in which 1500 college graduates from the year 2016 were asked que...

A: Disclaimer : 16:49“Since you have posted a question with multiple sub-parts, we will solve first thr...

Q: Question 5 Consider the following plot. Which of the following statements is true? 2seater compact m...

A: Given

Q: A middle school teacher believes that a reading rewards program results in a higher number of pages ...

A: To test reading rewards program makes students to read more pages then before, a school teacher comp...

Q: construct a 95% confidence interval for the percentage of all such veterans who suffer from PDTD who...

A: We have given that,  Favorable cases (X) = 43 and sample size (n)=319  Then,  We will find the 95% c...

Q: Tire pressure monitoring systems warn the driver when the tire pressure of the vehicle is 26% below ...

A:

Q: x 2.6 4.1 3.3 4.5 2.6 3.2 3.4 y 5.0 10.0 11.2 10.0 7.9 3.9 5.5 verify that Σx = 23.7, Σx2 = 83.27, Σ...

A: Given : x 2.6 4.1 3.3 4.5 2.6 3.2 3.4 y 5.0 10.0 11.2 10.0 7.9 3.9 5.5

Q: Hospital records show that of patients suffering from a certain disease, 35% die of it. What is the ...

A:

Q: ne revenue (in dollars) from the sale of x car seats for infants is given by the R(x)= 24x-0.010x Os...

A:

Q: The manager of a gas station has observed that the times required by drivers to fill their car's tan...

A: Let X be the times required by drivers to fill their car's tank and pay, which follows the exponenti...

Q: Detroit Metro Airport (DTW) claims that between August 2015 and August 2016, inclusively, 85.5% of a...

A:

Q: b. Determine the 82th Percentile value (P82). Provide the exact answer

A: We have given that,  The data set is,  9, 8, 10, 4, 13, 13, 11, 4, 9, 6, 5, 15, 15, 2, 14, 10, 7, 5,...

Q: 1. Consider the following measurements. 36, 45, 38, 15, 26, 32, 41, 39 Compute the value of the vari...

A: Given data is 36,45,38,15,26,32,41,39sample size(n)=8

Q: In a business, the ChiefExecutive Officer wants to know if his workers are for or against mandatory ...

A: Introduction: It is required to define the hypotheses, and test the significance using the given Min...

Q: Do you find any association between the temperaments of brothers and sisters from the following data...

A: Given that, the temperaments of brothers and sisters from the following data : Good natured brothers...

Q: a.The probability of selecting 3 customers in a row who were not compensated and were not satisfied....

A:

Q: Two thousand students took an exam. The scores on the exam have an approximate normal distribution w...

A: Solution-: Given: μ=73,σ=12 ∴X→ N(μ=73,σ2=122) We calculate (a)  first and third quartile score for ...

Q: 4. A mathematics placement test is given to all entering freshmen at a small college. A student who ...

A: For the given data graph the estimated regression line