Confidence interval for a one-sample proportion

Assignment Help Basic Statistics
Reference no: EM133265967

We know the general construction for a 95% confidence interval for a one-sample proportion. If we know that our observed proportion is 0.35, what sample size (n) is needed to attain a confident interval length of 0.25? Round to the nearest whole number.

Reference no: EM133265967

Questions Cloud

How businesses have integrated big data analytics : We have discussed how businesses have integrated Big Data Analytics with their Business Intelligence to gain dominance within their respective industry
Find the xbar value so that only of the mean weight : The weight of cans of salmon is randomly distributed with mean = 4 and standard deviation = 0.847. The sample size is 50. Find the Xbar value so that only 5% of
Confidence for the average heights of the population : The average heights of a random sample of 800 people from a city is 1.75 m. It is known that the heights of the population are random variables that follow a no
Performance for accessing become extremely : Why does performance for accessing become extremely slow?
Confidence interval for a one-sample proportion : We know the general construction for a 95% confidence interval for a one-sample proportion. If we know that our observed proportion is 0.35, what sample size (n
Methods of phylogenetic reconstruction : Compare and contrast these four different methods of phylogenetic reconstruction, 11) distance, 2) maximum parsimony 3) maximum likelihood, 4) Bayesian. paying
What is the probability that the platform will suffer : In an offshore area in the Gulf of Mexico, the probabilities that the area will be hit by one or two hurricanes in a given year are. respectively, 20% and 5%. T
Find the median-the first and third quartiles : Find the median, the first and third quartiles, and the 55th and 85th percentiles for these data.
What is the probability that if a labor-management dispute : What is the probability that if a labor-management dispute in this industry is resolved without a strike, it was over wages?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Find the probability that at least 9 calls are successful

The Pew Research Center reports that they are only able to contact 76% of randomly selected households drawn from telephone surveys.

  Review problem on sex and violence

Sex and violence. In June 2002, the Journal of Applied Psychology reported on a study that examined whether the content of TV shows influenced the ability

  What is definition of a strong password

Give some examples. What are your recommendations on creating passwords for your various user accounts on the internet?

  Multimodal versus unimodal instruction in a complex learning

The article "Multimodal Versus Unimodal Instruction in a Complex Learning Environment" (J. of Experimental Educ., 2002: 215-239) described an experiment carried out to compare students' mastery of certain software learned in two different ways.

  Estimate the critical value of t for a confidence interval

Using the t tables, software, or a calculator, estimate the critical value of t for a 90% confidence interval with df = 17.

  The successive digits in the decimal expansion

Do the successive digits in the decimal expansion of p behave as though they were selected from a random number table (or came from a computer's random number generator)?

  Find the mean income with a standard deviation

She surveys 100 randomly selected families and finds the mean income to be $96,321 with a standard deviation of $9555.With a0.05, is she correct?

  Classify the nominal or ratio data

Classify each of the following as nominal, ordinal, interval, or ratio data. The number of tickets sold at a movie theater on any given night.

  Poisson distribution to calculate unscheduled flight arrival

Poisson Distribution to Calculate Unscheduled Flight Arrivals

  Average score of the sample

What is the probability that the average score of the sample will be greater than 80 but less than 87?

  Poisson process of density three arrivals per minute

Customers arrive at a counter in accordance with a Poisson process of density three arrivals per minute. (a) What is the expected number of arrivals per minute?

  Calculate the confidence limits for the difference

What percentage of batches is likely to be outside the specification in the long run - From the sample, does it seem that the population mean is on target?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd