Show that if the process is in control at the level , the exponentially weighted moving average

Question:

Show that if the process is in control at the level µ, the exponentially weighted moving average is an unbiased estimator of the process mean.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Introduction to Statistical Quality Control

ISBN: 978-1118146811

7th edition

Authors: Douglas C Montgomery

See More Books

Question Posted: Nov 06, 2015 03:26 AM

See More Questions

Suppose that a certain industrial process can be either in control or out of control, and that at any specified time the prior probability that it will be in control is 0.9, and the prior probability...
When companies employ control charts to monitor the quality of their products, a series of small samples is typically used to determine if the process is "in control" during the period of time in...
Silicon wafer slicing is a critical step in the production of semiconductor devices (e.g., diodes, solar cells, transistors). Yuanpei (China) University researchers used control charts to aid in...
a) The sustainable yield (Y) of a fishery is Y = E-0.5E where E denotes fishing effort. If the cost per unit of effort is 0.5 and the price of fish is 1, what is sustainable yield (i) under open...
Complete Jack and Sarahs list for them, including the issues you think they will place on the list along with their recommendations. Which of the issues do you think will stimulate the most...
Q5. Let X be the space of all real polynomials of one variable with |||| S|f(t)\dt. = Put B(f,g) = f f (t)g(t)dt. Show that B is a bilinear form on X which is separately continuous but not jointly...
Shirley Jones, a well-known actress and California resident, brought a lawsuit in California court against the president of the National Enquirer newspaper and one of its reporters. The National...
Cleaners, Inc., is switching to paying employees every 2 weeks rather than weekly and will therefore skip 1 weeks pay. The firm has 25 employees who work a 60- hour week and earn an average wage of...
QUESTION THREE (a) (b) Joseph intends to start a small business specializing in software development to cater for the youth; however a business consultant has advised him to be extra careful before...
The 2011 annual report of Wal-Mart, a major retailing company, listed the following property and equipment ($ in millions): Property and equipment, at cost . $148,584 Less: Accumulated depreciation ....
Analyze the homicide data in Exercise 7.76 using a moving average control chart with w = 5. Does potential non-normality in the data pose a concern here?
Derive the variance of the exponentially weighted moving average zi.
In the equilibrium-stage model, can each stage have a feed, a vapor sidestream, and/or a liquid sidestream? How many independent equations apply to each stage for C components?
Analyze one attribute of a product or service. Explain why the attribute is important and how it helps the target audience determine whether to purchase this product or service (what problem it...
Discuss why and how workers should be involved in determining the training needs of an organization.
A company has Cash = $150,000; Inventory = $50,000; Accounts Receivable = $75,000; Fixed Assets = $100,000; and Accounts Payable = $25,000. Compute the company's Total Asset balance.
Computing the Fibonacci series recursively as introduced is inefficient and takes too much time. Write two methods that each compute the nth term in the Fibonacci sequence by using iteration instead...
An Apple a Day: Ethics at Apple Inc. Why is Apples industry so competitive, and how could this affects the ethical risks in apples operation?
In Exercises 1535, solve each equation. Then state whether the equation is an identity, a conditional equation, or an inconsistent equation. 2(x4) + 3(x + 5) = 2x - 2
The company manufactures three products: wooden chairs, tables and dressers. AFC started off as a 'Mom & Pop' shop but has grown rapidly. AFC uses one assembly line to build all three products,...
Morning Routine A statistics student conducted a survey to determine how much time students at her school spent getting ready to leave the house after they got up in the morning. Figure A shows a...
A statistics student was interested in the amount of time that community college students exercise each week. He gathered data from a random sample of students at his community college and excluded...
A Nielsen Poll asked people the number of hours of television they watched in the last week. Assume that Nielsen obtained a random sample. We are analyzing the data for the 39 college students in the...
You have a new accountant. Where would you go to invite your accountant to your company file?
How will you record this transaction? a. What happens to your total assets if you buy a car in cash?
Panama Company prepared the following flexible overhead budget where PH is process hour. Identify the overhead cost per PH for indirect labor, maintenance. Also identify the overhead cost of 12,000...

Show that if the process is in control at the level , the exponentially weighted moving average

Question:

Step by Step Answer:

Assume that t is so la...View the full answer

Introduction to Statistical Quality Control

Students also viewed these Statistics questions