Math

StatisticsQ&A LibraryYou want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 33%. You would like to be 95% confident that your estimate is within 4.5% of the true population proportion. How large of a sample size is required?Question

You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 33%. You would like to be 95% confident that your estimate is within 4.5% of the true population proportion. How large of a sample size is required?

Tagged in

Find answers to questions asked by student like you

Q: The Excel data file named FoodIndustry.xlsx show the company/chain name, the average sales per store...

A: Copy and Paste data onto an Excel worksheet as shwon below.

Q: Hi, I need help with the attached homework question and below is the excel data file for you as well...

A: Enter the Given data in excel as shown below

Q: Suppose that a large controlled experiment tests whether caffeine improves reaction times. A very la...

A: Given that experiment finds a strong negative correlation between caffeine dose and reaction time.

Q: A programmer plans to develop a new software system. In planning for the operating system that he wi...

A: Introduction:The 100 (1 – α) % confidence interval for the population proportion, π is: (π – (zα/2)...

Q: PrtSc FIZ Insert Delete H + 5. Astandard (fair, well-shuffled) deck of playing cards is cut, the aut...

A: Note:Hey, since there are multiple sub-parts question posted, we will answer first three sub-parts. ...

Q: Find the minimum sample size n needed to estimate muμ for the given values of c, sigmaσ, and E. ce...

A: It is given that confidence level is 0.90, standard deviation is 7.3 and margin of error E is 2.

Q: For this set of data, the standard deviation (s) is equal to: 9, 8, 10, 5, 5, 2, 3, 6, 3

A: Mean:The formula for finding mean is shown below:

Q: High school seniors with strong academic records apply to the nation's most selective colleges in gr...

A: Give dataTotal no of applications = 2852No of admitted = 1032No of rejected = 857No of Deffered = 96...

Q: The median number of part-time employees at fast-food restaurants in a particular city wasknown to b...

A: The claim is that, there is a significant increase in the median number of part-time employees.The h...