A 95 confidence interval for a population mean was reported to be 152 to 160 If 15, what sample size was used in this study ...

A 95% confidence interval for a population mean was reported to be 152 to 160. If

Question:

A 95% confidence interval for a population mean was reported to be 152 to 160. If α = 15, what sample size was used in this study?

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

Step by Step Answer:

Related Book For book-img-for-question

Essentials Of Statistics For Business And Economics

ISBN: 9781111533847

6th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams

See More Books

Question Posted: Oct 07, 2016 12:12 PM

See More Questions

A confidence interval for a population mean has length 20. a. Determine the margin of error. b. If the sample mean is 60, obtain the confidence interval. c. Construct a graph similar to Fig. 8.6 on...
A confidence interval for the population mean tells us which values of the mean are plausible (those insie the interval) and which values are not plausible (those outside the interval) at the chosen...
You construct a 95% confidence interval for a population mean using a random sample. The confidence interval is 24.9 < < 31.5. Is the probability that is in this interval 0.95? Explain.
Describe four different definitions of quality.
A firm arranges a discount loan at a 15 percent interest rate, and borrows $200,000 for one year. The stated interest rate is ________ and the effective interest rate is ________. What would be the...
help me 3. a) Leon made credit card sales of sh. 25,000 on 19 March 2020. The money is reflected in the bank account the following day and the card company charges a fee of 4%. Required: Show the...
Do you empathize with Mark, or do you feel that he simply has a bad attitude and has no business training new employees. Explain your answer in detail.
Figure 18P-4 shows supply and demand for first-aid training, based on private costs and benefits. a. Suppose that the external benefit from first-aid training is worth $6. Graph the demand curve for...
Bed & Bath, a retailing company, has two departments-Hardware and Linens. The company's most recent monthly contribution format income statement follows: Sales Variable expenses Contribution margin...
Fresh Products Ltd. is gathering evidence to support an accrual for warranty claims. The warranty is offered on three products sold to ensure that they operate as expected. For Product 1, there are...
During the first quarter of 2003, the price/earnings (P/E) ratio for stocks listed on the New York Stock Exchange generally ranged from 5 to 60 (The Wall Street Journal, March 7, 2003). Assume that...
Annual salary plus bonus data for chief executive officers are presented in the Business Week Annual Pay Survey. A preliminary sample showed that the standard deviation is $675 with data provided in...
To obtain the most precise value of BE from the equation , we should take into account the binding energy of the electrons in the neutral atoms. Will doing this produce a larger or smaller value for...
f. The coordinates of two points A and B are (1, 2) and (5,7) respectively. Find the equation and slope of the line AB. g. Find the rate of change of the area of a circle w.r.t its radius r when r =...
1. Sketch the anticipated pattern of cracks on the beam structure shown below. Assume that the structure is adequately reinforced for the load shown, and that the loads are large enough to cause...
Estimate the hydrogen consumption required to completely remove the sulfur from a hydrotreater feedstock and to reduce the nitrogen content of the product to 15 ppm by weight. The 48.5 API naphtha...
2. Consider the following kinds of information, and suggest the most appropriate data type to store or represent each: Information Suggested Data Type String A person's name A person's age in years A...
Steam at 32 MPa, 520C enters the first stage of a supercritical reheat cycle including three turbine stages. Steam exiting the first-stage turbine at pressure p is reheated at constant pressure to...
Why would insurance coverage tend to increase rational ignorance?
What exactly is a prima facie duty? How does an ethic of prima facie duties differ from monistic and absolutist ethical theories?
Virtual Tourist provides ratings for hotels throughout the world. Ratings provided by 649 guests at the Sheraton Anaheim Hotel, located near the Disneyland Resort in Anaheim, California, can be found...
Based on the tons handled in a year, the ports listed below are the 25 busiest ports in the United States (The 2013 World Almanac). a. What is the largest number of tons handled? What is the smallest...
The following data are for 30 observations involving two categorical variables, x and y. The categories for x are A, B, and C; the categories for y are 1 and 2. a. Develop a crosstabulation for the...
Assume that the one-year interest rate in the US is 4% and in the Eurozone is 6%. According to interest rate parity (IRP), What should the one-year forward premium or discount of the euro be (use of...
Comparative financial statements for Weller Corporation, a merchandising company, for the year ending December 31 appear below. The company did not issue any new common stock during the year. A total...
Mrquered Mrquered

A 95% confidence interval for a population mean was reported to be 152 to 160. If

Question:

Step by Step Answer:

Sample mean Ma...View the full answer

Essentials Of Statistics For Business And Economics

Students also viewed these Statistics questions