1.5 points A D, D₂ W

Q: What’s the difference and how to use nominal, ratio, ordinal, and interval

A: We need to enumerate the difference between nominal,ratio,ordinal and interval.

Q: 2. Let X denote the reaction time, in seconds, to a certain stimulus and Y denote the temperature…

A: Given,f(x,y)=1.5(x2+y2); 0≤x,y≤10; elsewhere

Q: d Jerry are playing a game called ‘Race to 25’. In this game, the first player will say a whole…

A: Race of 25 can be taken as a race of 25 horses. The fastest among three is to be find out in it game…

Q: Twelve teachers are to be assigned to three schools. In how many ways can this be done if: a…

A: Given data Twelve teachers are to be assigned to three schools.

Q: Let X be a continuous random variable with a density function { [/x-9/5, 0, (a) Find P(X> 10). (b)…

A: Given that  X is a continues random variable by using the cdf and expectation rule we solve this…

Q: (c) Let U, V be two random variables with joint density: fu,v (u, v) Be-3u²+2uv-3v² = Find B. (You…

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Q: a) the probability that the time to detect the next piece of debris is less than 3 minutes. b) the…

A: A remote-controlled undersea vehicle detects debris from a sunken craft at a rate of 40 pieces per…

Q: A maker of a certain brand of low-fat cereal bars claims that the average saturated fat content is…

A:

Q: witness to a hit-and-run accident told the police that the license number contained the letters RQLH…

A: Answer:72 Explanation: First digit=2 No.of digits=10 ie, (0,1,2,3,4,5,6,7,8,9) Now possibilities…

Q: Suppose you have a set S= {1, 2, 3, 4}. How many ways can you arrange 2 elements of the set without…

A: Given   A problem on permutations. Please find the below attachment for clear explanation.

Q: The overhead reach distances of adult females are normally distributed with a mean of 202.5 cm and a…

A:

Q: Find the mean and variance for the random variable Y which is defined below.   Y = nX…

A: It is given that  The random variable X follows Binomial distribution with parameter p = 0.66 i.e, 1…

Q: A survey of recent e-commerce start-up firms was undertaken at an industry convention.…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A group of 16 people is choosing a chairperson and vice- chairperson. They put all 16 people's names…

A: Introduction: It is required to calculate the total number of possible combinations of chair and…

Q: a) A' b) AUB

A: here given ,  The sample space of random experiment is set of positive real numbers  S= {x| x>0 }…

Q: A random sample of size 25 is taken from a normal population having a mean of 75 and a standard…

A:

Q: When Ibuprofen is given for fever to children 6 months of age up to 2 years, the usual dose is 5…

A: Solution  Given That,  children from the age group of 6 month to 2 years are given 5 mg of Ibuprofen…

Q: What is the least value of k in Chebyshev’s Inequality for which the probability that X assumes a…

A: According to Chebyshev's inequality, 1-1k2 of data fall within k standard deviation from the mean.…

Q: Question la. [3 Suppose that in a random experiment you observe the number of printers used at a…

A:

Q: The data set of 18 values is given below 3.2, 4.0, 4.2, 2.1, 4.4, 3.8, 4.2, 3.3, 2.8, 4.3, 3.2, 2.7…

A: A stem-and-leaf is a graphical display of a numerical data set. Each data is divided into two parts:…

Q: 7. A sales manager at a car dealership has determined that selling a Porsche Cayenne and a Range…

A: Introduction: It is required to find the probability that the sales manager gets the bonus on…

Q: 5. Let X be a random variable with a uniform distribution on the interval (0,1). Given Y = e, derive…

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Q: a. Find the marginal distribution g(x), x = 1, 2, 3. b. Find the marginal distribution h(y), y = 1,…

A: here given ,  joint distribution Of random variable X and Y  Let X denote the number of times a…

Q: ompNy a sample 28000 deviation 5000 Company b sample 28000 deviation 4000 Which company more like to…

A: Given that  Company A   Company B 28000 Mean  28000 5000 Standard deviation  4000

Q: The sample space of a random experiment is the set of positive real numbers, S={x|x>0}. Define…

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Q: When Susan and Jessica play a card game, Susan wins 60% of the time. If they play 9 games, what is…

A:

Q: Question 8 The probability of occurrence of at least one of two events is the sum of the probability…

A: It is given that the statement about to the basic probability theory. Here, need to find out that…

Q: Recently, Washington state instituted "historic" tuition cutbacks that set it apart from most of the…

A: The absolute change in tuition is, Absolute change=new value-reference value…

Q: The length of time it takes for a worker to perform certain task (in minutes) was recorded for 10…

A: Given data set5,3,11,7,6,9,4,8,7,10

Q: Let X₁, X₂ and X3 be mutually independent random variables with Poisson distributions having means…

A: X~Pois(λ) P(X=x)=e-λ λx/x! x=0,1,2,3,..,..

Q: College students were asked, "How often do you wear a seat belt when riding in a car driven by…

A: Given data: Response Frequency Never 106 Rarely 332 Sometimes 592 Most of the time 1215…

Q: 1. Let X denote the number of times a certain numerical control machine will malfunction: 1, 2, or 3…

A: f(x,y)     y=1   y=2     y=3    Total       x=1   0.10  0.05    0.02   0.17…

Q: At a certain gas station, 65% of the customers use regular gas, and all the other customers use…

A: Given Information: 65% of the customers use regular gas. Of those only 30% fill their tank.…

Q: A bus arrives every 25 minutes at a bus stop. It is assumed that the waiting time for a particular…

A: Given data A bus arrives every 25 minutes at a bus stop. It is assumed that the waiting time for a…

Q: a) the probability that the time to detect the next piece of debris is less than 3 minutes. b) the…

A: Here  Rate of detect debris from sunken craft at rate of 40 pieces per hour λ = 40 pieces per hour =…

Q: Determine if the proportion is true 16 20 41 50 O Proportion is true O Proportion is not true Submit…

A: It is given that the proportion. Here, need to check the given proportion is true or not.

Q: Fifteen percent of the products produced by an industrial robot are known to be defective. A…

A: GivenNo.of products from production run (n)=6p=0.15Let "x"be the number of products selected by the…

Q: 5. 6. 7. 1. LONG QUESTIONS 2. 3. sample of 3 fuses are chosen at random drawing of which at most one…

A:

Q: Find the probability that there is at least two re-transmission. 040

A: x p(x) 0 0.4 1 0.3 2 0.25 3 0.05

Q: Twelve teachers are to be assigned to three schools. In how many ways can this be done if: a…

A: Given Twelve teachers are to be assigned to three schools

Q: The distribution of the scores on a certain exam is N(50​,5​),which means that the exam scores are…

A: Mean(µ) = 50Standard deviations (σ) = 5X ~ N (µ, σ )= N(50, 5)

Q: Obtain the generating functions using the composition method of the following density functions F(x)…

A: see the attachment please.....

Q: Use the Multiplication Principle to find the total number of outcomes. 1. You are choosing a car.…

A: Given  8 choices for colours. 2 choices for air conditioning-with or without AC. 2 choices for…

Q: What are the measures of variation and what is the Imperial rule

A: Different measure of variation 1. Range It takes the difference between the maximum of the data and…

Q: If one student is chosen from the school, what is the probability that the chosen student is a…

A: Given sophomore students are = 469 Total number of students = 2000

Q: 4.1 Mrs Tintswalo Maila owns a metal press shop and is considering expanding her company to include…

A: Decision tree analysis         A decision tree is a process of drawing a decision tree, which we can…

Q: What is the probability of rolling a total of 9 ?

A: It is given that the sample space of rolling two six-sided dice is S={ (1,1) (1,2) (1,3) (1,4) (1,5)…

Q: Suppose the Economics Department has a graduation party for its students but as a final test they…

A: Suppose the Economics Department has a graduation party for its students but as a final test they…

Q: Kilie is an avid collector of action figures based on superhero movies. She has been tracking the…

A: To determine: The absolute and releative change in the item's value from 2016 to 2022 based on the…

Q: The failure of a car's engine follows a Weibull distribution. Such failure rate is described by a…

A: Solution  Given That, The failure of a car's engine follows a Weibull distribution. Such failure…