Determining proportions, According to accountemps inc. 48%

Determining proportions

Reference no: EM13100208

According to accountemps inc. 48% of all executives believe that employees are most productive on Tuesdays. a random sample of 200 executives is taken for a study.

a. What is the shape, mean, and standard deviation of the sampling distribution of the sample proportion for samples of 200?

b. What is the probability that the sample proportion of executives that believe Tuesdays are most productive s within 2% of the population proportion?

Reference no: EM13100208

Questions Cloud

Forecast less average error and less average squared error : An analyst must decide between two different forecasting techniques for weekly sales of roller blades: a linear trend equation and the naive approach.

What nucleic acid is packaged into the capsid : when purified viral genome (nucleic acid) is added to an in vitro system containing all of the factors necessary for protein synthesis, no proteins are made.

Write a persuasive essay about plastic bags : How is the production or trade of plastic bags ethical or unethical socially and environmentally?

Confidence interval for the mean time of all deliveries : In a study relating the amounts of time required for room service delivery at a newly opened Radisson Hotel, 20 deliveries had a mean time of 24.2 min and a standard deviation of 8.7 min. The sample data appears to have a bell-shaped distribution...

Determining proportions : According to accountemps inc. 48% of all executives believe that employees are most productive on Tuesdays. a random sample of 200 executives is taken for a study.

Create the course of study for secondary students : As seriousness of violence in schools, several state departments of education are requiring school districts to create the course of study for secondary students on violence reduction.

Developing a new test of spatial perception : A psychologist has to develop a new test of spatial perception, and she wants to estimate the mean score achieved by male pilots. How many people must she test if she wants the sample mean to be in error by no more than 2.0 points, with 95% confid..

What is the length of prokaryote dna within the nucleoid : what is the length of prokaryote DNA within the nucleoid.

What is differences in transport systems of unicellular : What is the differences in transport systems of unicellular protists, colonial protists and large multicellular protists, such as brown algae.

User Account

All Pages