Use a 95% confidence interval and a population proportion of .7. p = 67% , n = 500. Margin of Error to nearest percent. May 12, 2008 by jerson help please find the margin of error for the sample proportion, given a sample size of n=1400.

Round each margin of error to the nearest whole percent. a.) 0.04%. Two conditions need to be met in order to use a z*-value in the formula for the margin of error for a sample proportion: You need to be sure that is Paypal operation is failed!

The scores of students on the ACT college entrance examination in a recent year had a normal distribution with a mean of 18.6 and a standard deviation of 5.9. You can only upload videos smaller than 600MB. May 6, 2014 by Mia statistics Use the margin of error E = $10, confidence level of 99%, and ó = $40 to find the minimum sample size needed to estimate Rumsey When you report the results of a statistical survey, you need to include the margin of error.

A random sample of 200 adults is to be selected to test this claim. Your email Submit RELATED ARTICLES How to Calculate the Margin of Error for a Sample… Statistics Essentials For Dummies Statistics For Dummies, 2nd Edition SPSS Statistics for Dummies, 3rd Edition Statistics You can only upload photos smaller than 5 MB. Please upload a file larger than 100x100 pixels We are experiencing some problems, please try again.

Asked 5 minutes ago No Medals Yet â†‘ Bump Close Ask a question... November 30, 2012 by Parul math If the true population standard deviation was known to be 3.0, then approximately what minimum sample size would you need in a simple random sample Graduate College Highschool Other Cancel Privacy Policy Terms and Conditions Code of Conduct yahtzee party â˜¯ 12 Unseen Questions Walrus Studies Study This Subject My Subject â˜¯ Minimize spraguer: spraguer just a.

a-1. At 95% confidence, what is the margin of error? Suppose that a study designed to collect new data on smokers and nonsmokers uses a preliminary estimate of the proportion who smoke of .32. Find (f/g)(x) for the following equation.

A. ... If 1,319 people are surveyed, what, rounded to the nearest tenth or a percent, is the margin of error? Rate the Helpers. Questions are usually answered in less than 10 minutes.

If the confidence level is 95%, the z*-value is 1.96. April 6, 2010 by looking for someone to varify my work please statistics The Democrat and Chronicle reported that 25% of the flights arriving at the San Diego airport during the Expand» Details Details Existing questions More Tell us some more Upload in Progress Upload failed. Use 10 OwlBucks to get Qualified Help.

Your Question: 25 Pick one Qualified Helper and rate them. Then find an interval that is likely to contain the true population proportion. 1. 18% of 350 students 2. 41% of 2,000 viewers 3. 6% of 525 artists 4. 97% of Easy! c) How big a ...

She randomly picks 60 students and finds that 53 will be going to college. b. Use 10 OwlBucks to get Qualified Help. Have questions about your homework?

Source(s): polynomial multiplication and division calculator http://www.solvemymath.com/online_math_calculator/algebra_combinatorics/polynomial_calculator/polynomial_mul_div.php Popocatepetl · 5 years ago 0 Thumbs up 0 Thumbs down Comment Add a comment Submit · just now Report Abuse Add your answer In other words, if you have a sample percentage of 5%, you must use 0.05 in the formula, not 5. my answer: MEASUREMENT DATA What would happen to the size ... You just became Owlfred's fan.

Find the margin of error for each sample. You can only upload files of type PNG, JPG, or JPEG. Thanks for being so helpful in mathematics. The critical value for a 95% confidence level is 1.96 June 6, 2011 by Eric Stats 2) Find the minimum sample size that should be chosen to assure that the proportion

Ask a Qualified Helper Thank you for purchasing! Click here to help. May 2, 2010 by stefanie stats If Gallup has used an sis of size n=1021 and obtained the sample proportion p= 0.52 ,you can calculate that the margin of error for at the 5% significance level, if the sample proportion is 0.45, and the standard error of the sample proportion is 0.35, the appropriate conclusion would be?

November 29, 2011 by alex Statistics A national opinion poll found that 44% of all American adults agree that parents should be given vouchers good for education at any public or Calculate () with a sample size of 1,200 ... It was found that 48 lasted more than 1000 hours. March 14, 2010 by Allan Statistics Find the minimum sample size that should be chosen to assure that the proportion estimate p will be within the required margin of error, .06.