Question

A recent survey showed that 65% of U.S. employers were likely to require higher employee contributions...

A recent survey showed that 65% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 700 companies. Find the 80% confidence interval for the proportion of all companies likely to require higher employee contributions for health care coverage. Find the left endpoint and the right endpoint. Carry all decimals until you reach the final answer. Then when you reach the final answer round to 4 decimals.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Proportion is given by

Sample size

Corresponding z-statistics is given by

We know,

So, left endpoint is 0.6269 and right endpoint is 0.6731 and hence 80% confidence interval is (0.6269, 0.6731).

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
For many years businesses have struggled with the rising cost of health care. But recently, the...
For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 57% of U.S. employers were likely to require higher employee contributions for health care coverage in 2009. Suppose the survey was based on a sample of 784 companies. Compute the margin of error and a  confidence interval...
For many years businesses have struggled with the rising cost of health care. But recently, the...
For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 62% of U.S. employers were likely to require higher employee contributions for health care coverage in 2009. Suppose the survey was based on a sample of 943 companies. Compute the margin of error and a 99%...
For many years businesses have struggled with the rising cost of health care. But recently, the...
For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 52% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 700 companies. Compute the margin of error and a 95% confidence interval...
For many years businesses have struggled with the rising cost of health care. But recently, the...
For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 52% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 1,000 companies. Compute the margin of error and a 95% confidence interval...
For many years businesses have struggled with the rising cost of health care. But recently, the...
For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 52% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 400 companies. Compute the margin of error and a 95% confidence interval...
1)For many years businesses have struggled with the rising cost of health care. But recently, the...
1)For many years businesses have struggled with the rising cost of health care. But recently, the increases have slowed due to less inflation in health care prices and employees paying for a larger portion of health care benefits. A recent Mercer survey showed that 52% of U.S. employers were likely to require higher employee contributions for health care coverage. Suppose the survey was based on a sample of 900 companies. Compute the margin of error and a 95% confidence interval...
29. The sustained decline in U.S. inflation rates over the past quarter century likely reflects all...
29. The sustained decline in U.S. inflation rates over the past quarter century likely reflects all of the following, except: (a) a combination of digitalization and technological advances that reduce production costs; (b) a weak U.S. dollar in foreign exchange markets; (c) more exact production processes; (d) globalization. 30. Which of the following statements is most true? (a) money supply increases cause bank reserves to decrease; (b) the Federal Reserve creates bank reserves through open market operations; (c) the Federal...
The questions to answer regarding the case material are as follows: Company overview . How the...
The questions to answer regarding the case material are as follows: Company overview . How the company uses its own products or services to enhance the total compensation for its employees. The internal strengths and weaknesses you identified and how the company responded to these factors from a total rewards perspective. The external opportunities and threats you identified and how the company responded to these factors from a total rewards perspective. Examples of traditional and non-traditional rewards and how they...
provide 3-4 paragraphs post (team 2) 1-What are 4 key things you learned about the topic...
provide 3-4 paragraphs post (team 2) 1-What are 4 key things you learned about the topic from reading their paper? 2-How does the topic relate to you and your current or past job? 3-Critique the paper in terms of the organization and quality.1- Employee Stress and how it has an Adverse Effect on a Company This paper explores employee stress and how it has an adverse effect on a company, its employees and the organization. Job stress can have a...
Team 5 answer the questions What are 4 key things you learned about the topic from...
Team 5 answer the questions What are 4 key things you learned about the topic from reading their paper? How does the topic relate to you and your current or past job? Critique the paper in terms of the organization and quality. Incentive Systems             In this paper, we will focus primarily on financial rewards that companies use to attract, retain and motivate the brightest and most talented candidates in the labor market. By providing a reward system that...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT