Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

1. The Bide-a-While efficiency hotel, which caters to business workers who stay for extended periods of time (weeks or months), offers room service. The marketing director is interested in trying to find out whether or not she can advertise "room service in under thirty minutes, or order is free".  You will be asked to determine how many delivery times she should sample to estimate the true mean delivery time to within 5 minutes at the 90% reliability level? Suppose that the standard deviation for delivery times is 18.2 minutes. 

2. According to a recent poll, 16.2% of credit cardholders in United States shave employed their credit card to make a purchase on internet. You will be asked to recognize how large a sample must be taken if the true proportion is to be estimated to in 1.5% at the 95% reliability level?  You might use the sample proportion in calculation of sample size.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M917109

Have any Question? 


Related Questions in Statistics and Probability

Dan is at the bottom of donnas preference list and donna is

Dan is at the bottom of Donna's preference list, and Donna is at the bottom of Dan's preference list. Is it possible that there is a stable matching that matches Dan to Donna? Justify your answer.

Suppose that a population of size 3n is partitioned into

Suppose that a population of size 3n is partitioned into three subsets: n contractors, n carpenters, and n plumbers. Each person in this population has two preference relations: a preference relation over each one of the ...

An accounting professor is notorious for being stingy in

An accounting professor is notorious for being stingy in giving out good letter grades. In a large section of 140 students in the fall semester, she gave out only 5% As, 23% Bs, 42% Cs, and 30% Ds and Fs. Assuming that t ...

Use the inverse transform method to generate a sample of

Use the inverse transform method to generate a sample of the exponential distribution with parameter θ, which is given by its density             1/θe -x/θ   for x ≥ 0 f(x) =             0             for x where θ is a ...

1 what is the difference between simple also known as

1. What is the difference between simple (also known as univariate and bivariate) regression and multivariate regression? A) Simple regression includes one independent variable, and multivariate regression includes more ...

Assuming data come from a random sample under which of the

Assuming data come from a random sample, under which of the following conditions should we notcalculate a confidence interval for a population mean? A. Population is normally distributed and sample size is 50 individuals ...

Digital data are transmitted as a sequence of signals that

Digital data are transmitted as a sequence of signals that represent 0s or 1s. Suppose that such data are being transmitted to a satellite and then relayed to a distant site. Suppose that due to electrical interference i ...

What was polks plan for the conduct of the war what were

What was Polk's plan for the conduct of the war? What were the objectives of the American offensives in the war? How did Generals Zachary Taylor and Winfield Scott approach the problem of fighting the Mexican Army over s ...

Question at the first state bank the average savings

Question: At the first state bank the average savings account balance in 2004 was $1300 with a standard deviation of $80. A random sample of 45 savings account balances for 2005 yielded a mean of $1350. At the alpha=01 s ...

Please show the work to make it understandablea large

Please show the work to make it understandable A large company is interested in knowing whether there is any relationship between a person's age and that person's opinion about a new wage incentive plan. A random sample ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro