A random variable X is normally distributed with a mean of 144 and a variance of 144,
Question:
A random variable X is normally distributed with a mean of 144 and a variance of 144, and a random variable Y is normally distributed with a mean of 150 and a variance of 225. The random variables have a correlation coefficient equal to 0.5. Find the mean and variance of the random variable:
W = 6X + 4Y
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 100% (8 reviews)
Answered By
Charles mwangi
I am a postgraduate in chemistry (Industrial chemistry with management),with writing experience for more than 3 years.I have specialized in content development,questions,term papers and assignments.Majoring in chemistry,information science,management,human resource management,accounting,business law,marketing,psychology,excl expert ,education and engineering.I have tutored in other different platforms where my DNA includes three key aspects i.e,quality papers,timely and free from any academic malpractices.I frequently engage clients in each and every step to ensure quality service delivery.This is to ensure sustainability of the tutoring aspects as well as the credibility of the platform.
4.30+
2+ Reviews
10+ Question Solved
Related Book For
Statistics For Business And Economics
ISBN: 9781292315034
9th Global Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
Question Posted:
Students also viewed these Statistics questions
-
A random variable X is normally distributed with a mean of 100 and a variance of 100 and a random variable Y is normally distributed with a mean of 200 and a variance of 400. The random variables...
-
A random variable X is normally distributed with a mean of 100 and a variance of 100, and a random variable Y is normally distributed with a mean of 200 and a variance of 400. The random variables...
-
A random variable X is normally distributed with a mean of 100 and a variance of 100, and a random variable Y is normally distributed with a mean of 200 and a variance of 400. The random variables...
-
In Problem 12.4 on page 423, you used the percentage of alcohol to predict wine quality. The data are stored in VinhoVerde. From the results of that problem, b 1 = 0.5624 and Sb 1 = 0.1127. a. At the...
-
In contrast to Maslows hierarchy of needs, McClelland proposed that different needs could coexist simultaneously and affect employee behavior based on individual situations.
-
Briefly describe the requirements of a strategic plan and the methods that could be used to implement and review human resources strategic planning Use these Headings as a guide: 1 -Requirements for...
-
When applying a classical variables sampling plan, such as ratio or difference estimation or MPU estimation, an auditor must estimate the risk of incorrect rejection, the risk of incorrect...
-
Cranergy Products is a cranberry cooperative that operates two divisions, a harvesting division and a processing division. Currently, all of harvestings output is converted into cranberry juice by...
-
Bill is a 32-year-old male who has worked as an EMT and fireman for most of the last 10 years. He tells you that he can't sleep because he has intrusive dreams. The more he talks to you, the more he...
-
What is the general rule for home office expenses deduction? Justify the jurisdictions on this ruling.
-
A random variable X is normally distributed with a mean of 64 and a variance of 64, and a random variable Y is normally distributed with a mean of 160 and a variance of 256. The random variables have...
-
Swapna David is a customer assistant consultant for Acme Information Systems, who provides assistance for computer users. The mean number of calls per hour is 30 from across Europe and calls are...
-
Two point sources that are in phase are separated by a distance d. An interference pattern is detected along a line parallel to the line through the sources and a large distance D from the sources,...
-
2. Who is highly compensated? Answer: 3. What is the most that Bubbles could contribute to the profit-sharing plan for the current year assuming the salary deferrals stay constant? Answer:
-
A point-like particle is moving along a straight line. Alice and Bob are two observers and they respectively measure the motion of the particle in two reference frames called "xAy" and "XBY" with the...
-
Evaluate Best Buy's cash flows by the two-finger approach. 20 pts (All amounts in thousands of dollars)
-
Problem 2: According to the New England Journal of Medicine 2020 the clinical trial evaluating the efficacy and safety of the BNT162b2 (Pfizer COVID-19 Vaccine) has shown mixed results in terms of...
-
Suppose that Disney is considering one more Toy Story movie. The company is not confident in box office sales, but they do believe that the file will create merchandising opportunities (DVDs, toys,...
-
A 0.01 M solution of a weak acid in water is 0.05% ionized at 25C. What is its pK?
-
Akramin just graduated with a Master of Engineering in Manufacturing Engineering and landed a new job in Melaka with a starting salary of RM 4,000 per month. There are a number of things that he...
-
In a random sample of 160 business school students, 72 sample members indicated some measure of agreement with this statement: Scores on a standardized entrance exam are less important for a...
-
Of a random sample of 199 auditors, 104 indicated some measure of agreement with this statement: Cash flow is an important indication of profitability. Test at the 10% significance level against a...
-
A random sample of 50 university admissions officers was asked about expectations in application interviews. Of these sample members, 28 agreed that the interviewer usually expects the interviewee to...
-
sked byChina699 BEMIDJI STATE UNIVERSITY Department of Technology, Art & Design TADT 3217 : Materials Science & Metallurgy Hardness Testing [A continued look at the Heat Treatment of Steel] ...
-
1. Advocate Aurora Sheboygan Memorial Hospital health care product or service to be marketed in your community. 2. Conduct appropriate market research in your community to determine the demographics...
-
How do ethical leaders integrate ethical considerations into strategic decision-making processes, balancing short-term business objectives with long-term ethical imperatives to ensure sustainable...
Study smarter with the SolutionInn App