The equation for determining the sample size n = (zc / E)2 can be obtained by

Question:

The equation for determining the sample size
n = (zc σ / E)2
can be obtained by solving the equation for the margin of error
E = zc σ / √n
for n. Show that this is true and justify each step.

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

Step by Step Answer:

Related Book For book-img-for-question

Elementary Statistics Picturing The World

ISBN: 9780321911216

6th Edition

Authors: Ron Larson, Betsy Farber

See More Books

Question Posted: Nov 24, 2015 07:49 AM

See More Questions

The equation for determining the sample size can be obtained by solving the equation for the margin of error for n. Show that this is true and justify each step. pa E=-c
The formula described in this section for determining sample size corresponds to a confidence level of 95%. What would be the appropriate formula for determining sample size when the desired...
The large-sample confidence interval for a proportion substitutes p for the unknown value of p in the exact standard error of p. A less approximate 95% confidence interval has endpoints determined by...
Assume that self-esteem measurements are not affected by an interaction between subject self-esteem and target self-esteem. Is there sufficient evidence to support the claim that the category of the...
Contrast the term reach with its related terms net coverage and unduplicated audience.
Electro Fans has just received an order for one thousand 20-inch fans due week 7. Each fan consists of a housing assembly, two grills, a fan assembly, and an electrical unit- The housing assembly...
What statistics are available for determining the strength of association in cross-tabulation?
The model for making tactical decisions described in the text has six steps. These steps are listed, out of order, below. Required: Put the steps in the correct order, starting with the step that...
In the same period, its credit card division was ranked second, having about 2.4 million customers. The bank offered various categories of credit cards such as Premium (Solid Gold, Amex Gold),...
The accounting staff of CCB Enterprises has completed the financial statements for the 2012 calendar year. The statement of income for the current year and the comparative statements of financial...
Use the finite population correction factor to construct each confidence interval for the population mean. (a) c = 0.99, x = 8.6, = 4.9, N = 200, n = 25 (b) c = 0.90, x = 10.9, = 2.8, N = 500, n =...
Find the critical value tc for a 90% confidence level when the sample size is 22. a. Identify the degrees of freedom. b. Identify the level of confidence c. c. Use Table 5 in Appendix B to find tc....
The U.S. Department of Education sponsors a report on educational institutions, including colleges and universities, titled Digest of Education Statistics. Among many of the statistics provided are...
Quincy Corporation is trying to determine what type of cost they are observing. As sales increased the total amount this cost increased also. It looks as if it stays fixed in percentage terms at 20%...
Colin died in 2022. His wife, Clarissa, filed a joint return with Colin for 2022. Following Colin's death, Clarissa maintained a home for herself and her two minor children. Clarissa remarried in...
Using the SEC 10-K report for Vertex pharmaceuticals please respond to the following: What is the name of the auditor? Are they one of the "Big Four"? conduct a search to see who the "Big Four" audit...
Suppose an investment bank is buying $50 million in long-term mortgage-backed securities, and finances the investment by borrowing 80% and paying for the other 20% out of equity. What is the bank's...
Which of the required readings from "Reflections of Canada" did you find most interesting and why? Did it confirm or challenge your perspective on a major issue? If so, what issue and in what way did...
Problem A Jack has $800 invested in two accounts. One pays 3% interest per year and the other pays 6% interest per year. The amount of yearly interest is the same as he would get if the entire $800...
What are the typical record-at-a-time operations for accessing a file? Which of these depend on the current file record?
The number of high-definition (HD) televisions per household in a small town (a) Construct a probability distribution, (b) Graph the probability distribution using a histogram and describe its shape....
Use the probability distribution you made in Exercise 19 to find the probability of randomly selecting a household that has (a) One or two HD televisions, (b) Two or more HD televisions, (c) Between...
Use the probability distribution you made in Exercise 20 to find the probability of randomly selecting an employee whose overtime is (a) One or two hours, (b) Two hours or less, (c) Between three and...
The bonds of Venture Ltd . has 8 years remaining to maturity. Its annual coupon rate is 6 % with a face value of $ 1 , 0 0 0 . The prevailing market interest rate is 8 % . The interest is paid semi -...
Convert the following C functions into ARMv8 assembly language. Again, comment each line of assembly code on what it does. Note that local variables should be kept in function's stack frame. 1)...
What are the four main types of financial services?Which type of financial services will help you accomplish your short, intermediate, and long-term goals?For example, I use savings financial...

The equation for determining the sample size n = (zc / E)2 can be obtained by

Question:

Step by Step Answer:

E z c n Write original equa...View the full answer

Elementary Statistics Picturing The World

Students also viewed these Statistics questions