Explain because the confidence interval includes zero, Operation Management

Assignment Help:

A study was done to examine whether the perception of service quality at hotels differed by gender. Hotels were randomly selected to rate service items on a 50point scale. The sum of the guest scores are provided in the table. Complete parts a and b.

Males Females
n 128 111
Mean 39.24 38.79
s 6.79 7.44

a. Construct a 95% confidence interval for the difference between the population mean service-rating scores given by male and female guests at the hotel.

the 95% confidences interval is ( , ) round to 3 decimal places as needed)

b. Use the interval, part a, to make an inference about whether the perception of service quality at hotels differs by gender. Choose from the options below

A. The perception differs, because the confidence interval includes zero.

B. The perception differs, because the confidence interval does not include include zero.

C. The perception does not differs, because the confidence interval does not include include zero.


Related Discussions:- Explain because the confidence interval includes zero

Explain fixed-design yachts, Matthew Yachts, located in Montauk, Long Islan...

Matthew Yachts, located in Montauk, Long Island, manufactured sailing yachts of all descriptions. The company had begun by building custom-designed yachts for a largely New York-ba

Explain what is the purpose of drug courts, What is the purpose of drug cou...

What is the purpose of drug courts? What do you think will be their future? Do you think drug courts are a good idea? Why or why not?

Describe the growth in the service sector, Discuss the growth in the servic...

Discuss the growth in the service sector and the decline of manufacturing in the United States

Line Balancing, What do you understand by “line balancing”? What happens if...

What do you understand by “line balancing”? What happens if balance doesn’t exist?.

Explain providing detailed project management methodologies, Portfolio alig...

Portfolio alignment helps an organization achieve its goals by A. Adopting highly similar project to insure against failure B. Including a complement of projects with differe

Explain when conflicting medical opinions are presented, When conflicting m...

When conflicting medical opinions are presented, should the advice of a medical expert count more heavily than the opinion of a general physician? Explain your answer.

Explain how an organization can use double-loop learning, Describe how an o...

Describe how an organization can use double-loop learning to improve performance.

Explain the potential for a new shampoo package, Which type of research des...

Which type of research design - exploratory, descriptive, or casual - is appropriate for the following examples? Explain why? A hair-care manufacturer interviews wholesalers, retai

What additional annual cost is the shop incurring by staying, Garden Variet...

Garden Variety Flower Shop uses 740 clay pots a month. The pots are purchased at $2 each. Annual carrying costs per pot are estimated to be 30 percent of cost, and ordering costs a

Explain if you agree abandoned the property, As an appellate judge, you hav...

As an appellate judge, you have been assigned the following court case. When Gayle Benz left her husband, Jeffrey, she left personal property valued at $10,000 at their residence.

Write Your Message!

Captcha
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