The average selling price of an iPhone purchased by a random sample of 35 customers was $796.

Question:

The average selling price of an iPhone purchased by a random sample of 35 customers was $796. Assume the population standard deviation was $90.

a. Construct a 90% confidence interval to estimate the average selling price in the population with this sample.

b. What is the margin of error for this interval?

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

Step by Step Answer:

Related Book For book-img-for-question

Business Statistics

ISBN: 9780134685267

3rd Edition

Authors: Robert A. Donnelly

See More Books

Question Posted: Nov 05, 2019 04:33 AM

See More Questions

The housing market in the United States saw a major decrease in value between 2007 and 2008. The file titled House contains the data on average and median housing prices between November 2007 and...
The average selling price of BlackBerry smartphones purchased by a random sample of 35 customers was $ 311. Assume the population standard deviation was $ 35. a. Construct a 90% confidence interval...
What is the average selling price of a home? The Data and Story Library (DASL) contains data, including the sale price, for a random sample of 117 homes sold in Albuquerque, New Mexico. Go to the...
Do you have convincing evidence of sufficient computer skills to engage in online discussion forums, access online library resources, engage in online videoconferencing, and utilize word processing,...
In this problem, we consider replacing an existing electrical water heater with an array of solar panels. The net installed investment cost of the panels is $1,400 ($2,000 less a 30% tax credit from...
Are professional negligence suits increasing or decreasing? a. What percentage of legal malpractice claims become insurance claims? b. How many claims are filed against most attorneys? c. Do most of...
P19-2A Part One: On January 1. 2000, Matt Berrigan opened Boards of Paradise, a small retail store dedicated to selling snowboards, wakeboards, and skateboards. On December 31, 2000, his accounting...
On a winter's day in Maine, a warehouse worker is shoving boxes up a rough plank inclined at an angle a above the horizontal. The plank is partially covered with ice, with more ice near the bottom of...
Sylvestor Systems borrows $59,000 cash on May 15 by signing a 60-day, 5%, $59,000 note. 1. On what date does this note mature? 2-a. Prepare the entry to record issuance of the note. 2-b. First,...
A three-phase transmission line having a reactance of 120 ohms per phase is connected to a wye-connected load whose resistance is 160 ohms per phase. If the supply voltage is 70kV line-to-line, what...
In January of 2018 Bank of America started charging customers a $12 checking account fee. Of course, customers were upset with this change. However, Bank of America claimed that their checking...
The cost of ink cartridges for inkjet printers can be substantial over the life of a printer. Printer manufacturers publish the number of pages that can be printed from an ink cartridge in an effort...
The resultant of the pressure and wall shear forces acting on a body is measured to be 580 N, making 35° with the direction of flow. Determine the drag and the lift forces acting on the body. FR...
Compared to other majornations, the United States spends________ on health care and achieves________ efficiency. A. more; about the same B. about thesame; less C. more; less D. less; less E. less;...
Studying other cultures through a humanistic lens allows people to understand how different cultures came about and how and why people behave differently from one place to another (Lombrozo, 2015)....
4. Assume that G and T are exogenous, and C is determined by the standard. consumption function, but that investment is now endogenous and responds to income: I = b + bY. Assume c + b < 1. (a)...
4. You have decided it's time to buy a house, and you have found the one you want. The price is $500,000, and you will pay 10% in cash and will take a mortgage on the balance. The annual interest...
Differentiate. G(x) = (2x+3) (9x+ (x) G'(x)=
In the diagram, ABC is a triangle in which AB = 6 cm, BC = 4 cm and angle ABC = 2/3. The line CX is perpendicular to the line ABX. a. Work out the exact length of BX. b. Show that angle CAB = tan 1...
Design and describe an application-level protocol to be used between an automatic teller machine and a bank's centralized computer. Your protocol should allow a user 's card and password to be...
The recent economic recession caused a plunge in new cars sales from 2008 to 2010. This trend resulted in a significant shortage of used cars during the next few years which, in turn, pushed up used...
In an effort to hold colleges accountable for the benefits of a degree, legislation has been recently proposed to require institutions to provide prospective students with salary information for...
Automotive dealerships have made recent efforts to reduce the amount of time required to purchase a car. One strategy is to use the Internet to streamline the process by providing prospective buyers...
The Balance Sheet has accounts where the accountant must make estimates. Some situations in which estimates affect amounts reported in the balance sheet include: Allowance for doubtful accounts....
Alado fis istirmerfs Tat likifond 205L [ridont inip lanod whadtinion? hingend is antan Qultit foer avdeed Divdasit errem yodichiders Etexlpoges Getmare nelp
The limitation on the deduction of business interest does not apply to non-corporate taxpayers. course hero True or False explain?

The average selling price of an iPhone purchased by a random sample of 35 customers was $796.

Question:

Step by Step Answer:

a ULC x 79600 164515...View the full answer

Business Statistics

Students also viewed these Mathematics questions