Question: If the proportion p=0.4 and maximum error with 95% confidence is 0.05. Find the sample size.

If the proportion p=0.4 and maximum error with 95% confidence is 0.05.

If the proportion p=0.4 and maximum error with 95% confidence is 0.05. Find the sample size.

Step by Step Solution

★★★★★

3.45 Rating (142 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Civil Engineering Questions!

Q:

Confidence Interval for Sample of Size n 1 Based on the article An Effective Confidence Interval for the Mean with Samples of Size One and Two, by Wall, Boen, and Tweedie (American Statistician,...

Q:

Sample size = 800, sample proportion = 0.25 Assume that population proportions are to be estimated from the samples described. In each case, find the approximate margin of error and 95% confidence...

Q:

Sample size = 1,000, sample proportion = 0.4 Assume that population proportions are to be estimated from the samples described. In each case, find the approximate margin of error and 95% confidence...

Q:

The Gallup Organization conducted a survey of 1018 adults, aged 18 and older, living in the United States and asked, "If you had a thousand dollars to spend, do you think investing it in the stock...

Q:

A margin of error within 12 with 95% confidence, assuming we estimate that 125 What sample size is needed to give the desired margin of error in estimating a population mean with the indicated...

Q:

Can someone please help me solve the following question based on the blow provided information: Q. 4. Determine the expected value of the amount that could be paid to Louis Matthew in a settlement....

Q:

A. Download the data set for this assignment. Let's assume this data set is our population (all MATH classes who have taken this survey about how far you live from your school) with N=1,800. First,...

Q:

1. What is the required minimum sample size? 2. The project manager assigned to the survey is not sure about the actual proportion or about the 2% error limit. The proportion may be anywhere from 40%...

Q:

1. What is the minimum sample size (of attempts) if the proportion is to be estimated within 2% with 95% confidence? What is the associated total cost? 2. What is the minimum sample size if the...

Q:

An advertising firm plans to have a sample of individuals view a commercial on a sunscreen pill that one can swallow to provide mild SPF protection throughout the day. After viewing the commercial,...

Q:

Since the hollow shaft shown in the figure is r1=30 mm, r2 = 45 mm, L= 1, 4 m 55 Calculate the torque T causing the maximum shear stress MP? L T r1 r2 Question 2: Explain how the torsion angle of the...

Q:

Do married and unmarried women spend the same amount of time per week using Facebook? A random sample of 45 married women who use Facebook spent an average of 3.0 hours per week on this social media...

Q:

On July 1 , 2 0 2 4 , Tamika purchased an XYZ September 5 0 Put for $ 4 5 0 . The option expired on September 1 7 , 2 0 2 4 . How should this be reported on Tamika's 2 0 2 4 tax return?

Q:

At t1 = 2.00 s, the acceleration of a particle in counterclockwise circular motion is (6.00 m/s2) i + (4.00 m/s2) j. It moves at constant speed. At time t2 = 5.00 s, its acceleration is (4.00 m/s2) i...

Q:

A man bought a 5% tax-free municipal bond. It cost $1000 and will pay $50 interest each year for 20 years. The bond will mature at the end of the 20 years and return the original $1000. If there is...

Q:

A newspaper reports that in the last 5 years, prices have increased a total of 50%. This is equivalent to what annual inflation rate, compounded annually?

Q:

A South American country has had a high rate of inflation. Recently, its exchange rate was 15 cruzados per dollar; that is, one dollar will buy 15 cruzados in the foreign exchange market. It is...

Q:

Sally Johnson loaned a friend $10,000 at 15% interest, compounded annually. She is to repay the loan .in five equal end-of-year payments. Sally estimates the inflation rate during this period is 12%....

Q:

In the context of education, ______ organize their schools around books, ideas, and concepts and focus on enduring themes and questions that span the ages. Multiple choice question. progressivists...

Q:

1.Greenville County, South Carolina, has396,183adult residents, of which80,987are65years or older. A survey wants to contactn=689 residents. -If repeated simple random samples of689residents are...

Q:

MATH 221 Statistics for Decision Making Week 6 iLab Name:_______________________ Statistical Concepts: Data Simulation Confidence Intervals Normal Probabilities Short Answer Writing Assignment All...

Q:

MGMT 650 Fall 2016 Problem Set 3 1. Compute a 95% confidence interval for the population mean, based on the sample numbers 21, 22, 33, 34, 25, 26, and 139. Change the last value to 29 and re-compute...

Q:

Drive (miles) 33 28 77 71 54 81 38 29 6 78 63 36 63 36 86 76 42 83 20 94 39 88 25 80 42 71 73 55 25 76 40 4 36 54 6 State SC NY PA MI FL CA OR TX IL CA NY MI PA TX FL NY TX FL IL KY SC CA GA NV IL PA...

Q:

Take Test: Test 3 - No Collaboration Allo OO Question Completion Status: QUESTION 31 elaware Ave, e, NY 14217 In a survey of 1389 adults from India, 668 say they are confident that the food they eat...

Q:

1.The report of a sample survey of 1014 adults says, "with 95% confidence, between 9% and 15% of all Americans expect to spend more on gifts this year than last year." What does the pharse "95 %...