How large of a sample size do we need to estimate the mean, Ask an Expert

Statistics

How large of a sample size do we need to estimate the mean annual income of Native Americans in Onondaga County, New York, correct within $1000 with probability 0.99? No information is available to us about the standard deviation or their annual income. We know that nearly all of the incomes fall between $0 and $120,000 and that the distribution is approximately bell shaped.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91012499

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

Based on labor statistics17nbspof workers in a particular

Based on labor? statistics,17% of workers in a particular profession are female. Complete parts a through e below based on a random sample of 8 workers in this profession. a. What is the probability that exactly one work ...

A hotel claims thatnbsp95 of its customers are very

A hotel claims that 95?% of its customers are very satisfied with its service. Complete parts a through d below based on a random sample of seven customers. What is the probability that more than six customers are very? ...

Bar-eli azar ritov keidar-levin and schein 2007 analyzed

Bar-eli, Azar, Ritov, Keidar-Levin, and Schein (2007) analyzed 286 penalty kicks among professional soccer players. They recorded the direction that the ball was kicked (left, center, right) and the direction that the go ...

Lets pretend that in a hospital 7 of patients are high-risk

Let's pretend that in a hospital, 7% of patients are "high-risk" while the others are "lower-risk". For patients that are high-risk, 75% will be re-admitted within 30 days. For "lower-risk" patients, the 30day re-admitta ...

A potato chip bag filling line is supposed to fill bags

A potato chip bag filling line is supposed to fill bags with 10 ounces of potato chips(by weight). The line exhibits a historical process standard deviation of .8 ounces. If chips bags are filled in lots of 20, make a 95 ...

Show your worksheel inc has 7 percent coupon compounded

Show your work Sheel INC. has 7 percent coupon ( compounded semiannually) bonds on the market with 10 years to maturity, and the par value of $1,000. At what price should bonds be selling for if the YTM is 5%? Had the bo ...

Monroe inc is evaluating a project the company uses 138

Monroe, Inc, is evaluating a project. The company uses 13.8 percent discount rate for this project. cost and cash flows are shown in the table. What is the NPV of the project? year. Project 0. ($11,368,000) 1. $2,187,590 ...

In a sample of 41 temperature readings taken from the

In a sample of 41 temperature readings taken from the freezer of a restaurant, the mean is 29.7 degrees and the standard deviation is 2.7 degrees. What would be the 80% confidence interval for the temperatures in the fre ...

A sample of 189 randomly selected students found that the

A sample of 189 randomly selected students found that the proportion of students planning to travel home for Thanksgiving is 0.66. What is the Standard Deviation of the sampling distribution?

In a pre-election poll a candidate for district attorney

In a pre-election poll, a candidate for district attorney receives 304 of 600 votes. Assuming that the people polled represent a random sample of the voting population, test the claim that a majority of voters support th ...

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

Recent Questions

Ask Statistics and Probability Expert