User Account

All Pages

Find the mean and standard deviation of the sum

Assignment Help Basic Statistics
Reference no: EM131727378

Question: The variable X has a normal distribution with mean μ = 75 and standard deviation σ = 6. The variable Y has a normal distribution with mean μ = 70 and standard deviation σ = 8. Variables X and Y are independent.

a. Find the mean and standard deviation of the sum X + Y.

b. Find the mean and standard deviation of the difference X - Y.

Reference no: EM131727378

Questions Cloud

Determine the present value : Make 10 annual installments of $145,000 with the first payment due immediately. Determine the present value
What was the standard employment relations act : What was the Standard Employment Relations Act? Why has it declined as the norm over the past 40 years?
Discuss charge of marketing the food to retailers : Choose a food product and writ e a letter to a distributor as if you were in charge of marketing the food to retailers
Demonstrate how the investor can make money : Demonstrate how the investor can make money, or at least share intelligence that will entice the investor to ask for more info.
Find the mean and standard deviation of the sum : The variable X has a normal distribution with mean µ = 75 and standard deviation s = 6. The variable Y has a normal distribution with mean µ = 70.
Discuss how your ability to lead in the area of conflict : Identify and analyze specific theoretical bases for conflict resolution that pertain specifically to you as a person and/or a professional
Calculate the value of ending inventory using total costing : Max industries gathered the following information for the year ended June 30, 20x5, Calculate the value of ending inventory using: Total costing
Which administrative agency governs regulatory compliance : Create a 100-to 200-word analysis with the following information: Which administrative agency governs regulatory compliance of the manufacturer?
Define what are some avenues you could explore to promote : What are some avenues you could explore to promote and teach the skills of First Aid and CPR in your community and family

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd