statistics (6)

The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports. The maximum possible rating is 10. Suppose a simple random sample of 50 business travelers is selected and each traveler is asked to provide a rating for the Miami International Airport. The ratings obtained from the sample of 50 business travelers follow.
Excel or Minitab users: The data set is available in the file named "Miami." All data sets can be found in your eBook or on your Student CD.
6 4 6 8 7 7 6 3 3 8 10 4 8
7 8 7 5 9 5 8 4 3 8 5 5 4
4 4 8 4 5 6 2 5 9 9 8 4 8
9 9 5 9 7 8 3 10 8 9 6
Develop a 95% confidence interval estimate of the population mean rating for Miami (to 2 decimals).
95% Confidence:
( , )

  1. 👍 0
  2. 👎 0
  3. 👁 530
  1. 1023

    1. 👍 0
    2. 👎 2

Respond to this Question

First Name

Your Response

Similar Questions

  1. Stats

    The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports. The maximum possible rating is 10. Suppose a simple random sample of 50 business travelers is

  2. statistics (6)

    The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports. The maximum possible rating is 10. Suppose a simple random sample of 50 business travelers is

  3. geography

    The Kyoto Protocol is an international agreement that was designed to * A. reduce the emission of greenhouse gases linked to climate change. B. reduce the nuclear arsenals of specific countries. C. develop an early alert system to

  4. Entrepreneurship I

    1. Describe 3 trends that you've noticed, and explain how each one might generate a small business opportunity. (3-6 sentences. 3.0 points) 2. Make a list of at least 5 business ideas that interest you. (2.0 points) 3. Explain

  1. Calc

    Air pressure at sea level is 30 inches of mercury. At an altitude of h feet above the, air pressure, P, in inches of mercury, is given by, P =30e^(-3.23x10-5h) a)Find th equation of the tangent line at h=0. b)A rule of thumb is

  2. math

    A pilot can fly an MD-11 2160 miles with the wind in the same time she can fly 1920 miles against the wind. If the speed of the wind is 30 mph, find the speed of the plane in still air.( Source: Air Transport Association of

  3. AP Biology

    Cells transport substances across their membrane. Choose THREE of the following four types of cellular transport Osmosis Active transport Facilitated diffusion Endo/exocytosis For each of the three transport types you choose, a.

  4. catering

    According to your study unit, a catering resource that offers global networking for caterers, mentors, a caterer's telephone hotline, and many marketing opportunities is the A. International Caterers' Association. B. National

  1. history

    Which defines Sharia? social status among fundamentalist Muslims the strict interpretation of the Islamic law code a discarded custom of ritual military aggression an interregional association to aid lost travelers B?

  2. statistics

    The International Air Transport Association surveys business travelers to develop quality ratings for transatlantic gateway airports. The maximum possible rating is 10. Suppose a simple random sample of 50 business travelers is

  3. statistics 3

    An airline promotion to business travelers is based on the assumption that no more than two-thirds of business travelers use a laptop computer on overnight business trips. 1. What is the sample proportion from an American

  4. Effective Learning Environment

    Which of the following is an accurate statement about improving air quality? A. Burning candles can help to mask odors and to clean the air. B. Humidity should be below 40% to reduce mold and increase children's natural mucus. C.

You can view more similar questions or ask a new question.