2. Consider the following circuit. The probability that each device functions correctly is p1 = 0.7 and p2 = 0.76. Assume that devices fail independently. Determine the probability mass function of X. P1 P2

Q: If the random variable X has an exponential distribution with rate parameter A = 11.42 then, given…

A: We have given that λ = 11.42 We know that, Var(X2)= E(X4)-(E(X2))2 Given that X~exp(11.42) So…

Q: Consider a family of three children. Find the following probabilities: (a) P(two boys|first born is…

A:

Q: A class has 10 students. How many ways can the class be grouped into 2 groups of equal size.

A:

Q: How many different computer passwords are possible if each consists of 7 symbols and if the first 3…

A:

Q: The proportion of all passenger who experiencing flight delay is sample statistics and can be…

A: Solution

Q: 13 On a particular year, February has 29 days and February 1 occurs on a Sunday. How many Sundays…

A: We have given that on a particular year, February has 29 days and February 1 occurs on Sunday.

Q: The probability of tails landing up when you flip a coin is 1/2 . What is the probability of getting…

A: Given,Probability of tails landing up when you flipa coin is (P(T))=12.

Q: 34 Given the z value, find the are under the normal curve for the given parameter: To the right z =…

A:

Q: Q. 32 What is the principle of least squares ?

A:

Q: Example 48. Compute Q,, Q, and Q, of the following data: 13, 14, 7, 12, 17, 8, 10, 6, 15, 18, 21, 20

A:

Q: We are interested in the relationship between mid-term exam scores and final exam scores. The Final…

A: From the above output  First option is correct (71.391, 71.768)

Q: coin is tossed three times . Find the probability of getting either all heads or getting heads…

A:

Q: 5. From the following details fit a straight line trend. Year: 1989 1994 1995 1990 1991 1992 1993…

A:

Q: A low-cost airline currently checks its passengers using two desks and a Maitre d'Hotel queuing…

A:

Q: 80% of students pass Chemistry 101. Knowing this, Manuel didn't study for the midterm and ended up…

A: From the given information, 80% students pass chemistry 101. So, the remaining 20% fails chemistry…

Q: Design your own lottery game . Your game should have 2 ways of winning. One will give the jackpot…

A: Consider the following game of lottery: ABC corp. releases a lottery ticket as a measure of…

Q: Estimate the value of sales for the year 1985 by using the method of least square for t nalysis.…

A: Least squares trend: Steps to construct scatter plot in Excel: Enter the Year and Sales in Excel…

Q: The joint pmf of X and Y are given in the table below: Y X 2 4 2 15 6 15 1 15 3 2 15 3 15

A: Here we have to find the variance V(Y) from the given joint distribution table

Q: How many different samples of 4 can be selected from the 50 disks? (ii) How many of these samples…

A: It is given that Number of defective disks = 5 Number of non defective disks = 45 Total disks = 50…

Q: Consider the PINS made from exactly three symbols chosen from the 26 letters of the alphabet with…

A: Given that the pin made from the exactly three symbol chosen form the 26 letters of alphabet with…

Q: "ple 29. Draw a less than ogive for the following frequency distribution: 1.Q. 70 - 80 90 – 100 |…

A:

Q: Suppose that the random variable X has the probability density function S (1- x) for -1s x s1 f(x)…

A: We have the  random variable X  has the probability density function.

Q: The internet worm “KLEZ” is the clear leader in the number of top malicious software instances. A…

A:

Q: toss a fair coin three times, given that you have observed at least one head, the probability that…

A: Given You toss a fair coin three times, given that you have observed at least one head,

Q: Use rank correlation co-efficient to determine which pair of judges has the nearest ap- 3 8. 4 7…

A:

Q: Use regression to find a quadratic model for the given data. (Round the terms to four decimal…

A:

Q: How many ways are there to select the 5-person committee such that exactly 2 local business owners…

A: We have given that  Total number of volunteers = 20 Number of homeowners = 11 Number of local…

Q: A certain university claims the probability that a student graduates in 4 years from the university…

A:

Q: A student committee is to consist of 2 freshmen, 4 sophomores, 3 juniors, and 5 seniors. If 11…

A:

Q: Brgy. Tangub vaccination center : 15, 15, 17, 19, 24, 26, 27, 28, 31, 32, 33, 36, 38, 39, 42, 5, 46,…

A: We have given that,  The data set are :…

Q: Bianca has two coins. Coin A is a biased coin that comes up HEAD with probability 0.3. Coin B is a…

A: Given information: P(head| coin A)=0.3 P(tail| coin A)=0.7 P(head| coin B)=0.5 P(tail| coin B)=0.5…

Q: Question 10

A: Given Information: Ginkgo: Sample size n1=104 Sample mean x¯1=5.6 Sample standard deviation s=0.6…

Q: The random variable X, the particle size (in micrometers) distribution is characterized by the…

A: Given that  The random variable X, the particle size (in micrometers) distribution is characterized…

Q: The likelihoods of any two events are equa Sample Space When a object can be selected multiple […

A: The objective is to match the following definitions to the correct terms.

Q: If the probability of busy time from a mobile phone connection is p=0.04. To find out that 4…

A: Probability distribution describes all possible values that a random variable can take within the…

Q: (2) Determine the areas under the normal curve given the mean of the distribution u = 80 and o =…

A:

Q: Q. 28 In what respects the whole sale price index differs from the general price index ?

A:

Q: On a track and field team, 8% of the members run only long-distance, 32% compete only in field…

A:

Q: The cotton aphid poses a threat to cotton crop: in Iraq. The accompanying data on y = infestation…

A: 1. Excel Procedure: Enter Y, X1, X2 in Excel>Data>Data Analysis> ‘Regression’>Select Y…

Q: Explain the method of simple averages of computing the indices ofseasonal variations.

A:

Q: Example 27. The distribution of monthly wages (in Rs.) of 40 workers in a factory is given below:…

A:

Q: 24 Out of 50 students, 32 like programming, 23 like mathematics, and 7 like both programming and…

A:

Q: Task: Consider a population consisting of the following data: 3, 5, 7, 9. 1. Solve for the…

A: Hi, thank you for the question. As per our company guideline we are supposed to answer only first 3…

Q: If you draw one card from a standard 52 card deck. What is the probability of NOT drawing a P(not 2)…

A: Given that  There are 52 card in the deck in which they divided into two color i.e red(26) and black…

Q: Problem 5 Suppose that we have designed a randomized algorithm for a problem having "Yes" or "No"…

A: The problem under study follows a Bernoulli distribution as it has only two possible outcomes "Yes"…

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: For the given table Find the required probabilities

Q: ACTIVITY Find the mean,median, and mode 1. 90, 76, 54, 40, 90, 99, 75, 12, 19, 16, 35, 78

A: As per bartleby guideline expert have to answer first question only dear student please upload other…

Q: Please answer asap and type your answer and do not copy from anywhere please There are important…

A: In identifying any disease among patients sensitivity and specificity are very important and most of…

Q: IX. In a lecture class, there are students in which 35% of them lives in Luzon, 40% lives in Visayas…

A: Here AS PER NOTE GIVEN I HAVE CALCULATED Q.9

Q: Ten percent of the engines manufactured on an assembly line are defective. If engines are randomly…

A: Given information: 10% of the engines manufactured on an assembly line are defective. If engines are…