Question

In order to collect opinions from employees of a company about a change of organizational benefits,...

In order to collect opinions from employees of a company about a change of organizational benefits, a random sample of 250 employees is taken and 185 of them support the change. Construct a 95% confidence interval for the proportion of all employees who support the change. Interpret your results.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Of 245 employees selected randomly from one company, 12.11% of them commute by carpooling. a. Construct...
Of 245 employees selected randomly from one company, 12.11% of them commute by carpooling. a. Construct a 90% confidence interval for the true percentage of all employees of the company who carpool. b. Interpret your confidence interval in the context of the problem. c. What is the margin of error?
A polling company conducts an annual poll of adults about political opinions. The survey asked a...
A polling company conducts an annual poll of adults about political opinions. The survey asked a random sample of 2354 adults whether they think things in the country are going in the right direction or in the wrong direction. 62​% said that things were going in the wrong direction. Complete parts a and b below. ​a) Calculate the margin of error for the proportion of all adults who think things are going in the wrong direction for 95​% confidence.
A polling company conducts an annual poll of adults about political opinions. The survey asked a...
A polling company conducts an annual poll of adults about political opinions. The survey asked a random sample of 314 adults whether they think things in the country are going in the right direction or in the wrong direction. 51% said that things were going in the wrong direction. Calculate the margin of error for the proportion of all adults who think things are going in the wrong direction for 95% confidence. (Use z*=1.96) Round your answer to 4 decimal...
A consultant hired to assess the​ company's organizational culture finds that only​ 15% of employees are...
A consultant hired to assess the​ company's organizational culture finds that only​ 15% of employees are open to new ideas and approaches toward their work. Consequently the company conducts a program for employees in order to reinforce the new corporate philosophy culture of innovativeness and change. Based on data collected after the​ program, the​ 95% confidence interval for the proportion of all employees open to new ideas is​ 18% to​ 22%. What should the company​ conclude? I. The null hypothesis...
1. For a company whose total number of employees is 100, we collect data from 7...
1. For a company whose total number of employees is 100, we collect data from 7 employees ,5.2, 4.1, 10, 6.8, 3.8, 8.0, and 8.3. Using these data, write down the upper bound of the 99% CI for population mean. Assume that these data are from a normal distribution. Please provide answer with 2 decimal points. 2. From a sample of size 250, number of females is 173. What is the point estimate of population proportion? Provide an answer with...
We survey 1,600 people on their opinions about state tax policy in a given state. 20%...
We survey 1,600 people on their opinions about state tax policy in a given state. 20% of the survey participants support an increase in property tax.We want to examine the population proportion of public opinions using this sample proportion. a. Calculate the 95% confidence interval for the survey participants supporting an increase in property tax AND interpret the interval b. In a follow up survey, which we are able to find 625 people (survey participants in the second survey is...
A random sample of 121 NKU students was taken to test the proportion of students who...
A random sample of 121 NKU students was taken to test the proportion of students who had attended a Reds game in 2015. 95% confidence interval results: Variable Count Total Sample Prop. Std. Err. L. Limit U. Limit Reds 65 121 0.53719008 0.045328634 0.44834759 0.62603257 1. Verify that the conditions are met to construct a 95% confidence interval for the proportion of NKU students who attended a Reds game in 2015. 2. Construct a 95% confidence interval: 3. Interpret the...
Show all work. Check your work with a calculator. Researchers are interested in understanding the weekend...
Show all work. Check your work with a calculator. Researchers are interested in understanding the weekend spending habits of college students. A simple random sample of 1500 college students is taken from universities across the United States. The average amount of money spent on the weekends was $95 with a standard deviation of $185. Construct a 95% confidence interval for the spending habits of college students on the weekends. Interpret your results. Round to the nearest hundredths. Researchers are interested...
The employee benefits manager of a medium size business would like to estimate the proportion of...
The employee benefits manager of a medium size business would like to estimate the proportion of full-time employees who prefer adopting plan A of three available health care plans in the coming annual enrollment period. A reliable frame of the company’s employees and their tentative health care preferences are available. Using Excel, the manager chose a random sample of size 50 from the frame. There were 17 employees in the sample who preferred plan A. Construct a 99% confidence interval...
A random sample of 100 employees at a company shows that 62 are female. Form a...
A random sample of 100 employees at a company shows that 62 are female. Form a 90% confidence interval for the proportion of all employees who are female. The interval is 0.62  what margin of error? Round your answer to 3 decimal places.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT