Do the results differ from the governments statistics

Assignment Help Basic Statistics
Reference no: EM13933795

On-Time Performance by Airlines According to the Bureau of Transportation statistics, on-time performance by the airlines is described as follows:

Action                                                             % of Time

On time                                                            70.8

National Aviation System Delay                           8.2

Aircraft Arriving Late                                          9.0

Other (because of weather and other conditions)  12.0

Records of 200 flights for a major airline company showed that 125 planes were on time, 40 were delayed because of weather, 10 because of a National Aviation System delay, and the rest because of arriving late. At = 0.05, do these results differ from the government's statistics?

Reference no: EM13933795

Questions Cloud

Saybin enterprises accounting department : Nic Saybin Enterprises Accounting Department collects all pertinent monthly operating data. Selected data is presented below for the current month. From the data provided, please provide Saybin Enterprises Management with a flexible budget analysis t..
Identify a career area in tourism : Identify a career area in tourism you would like to explore. For example, meetings, resorts, conventions, theme parks, gaming, and so on. Using the CSU Online Library, explore your selected career area and opportunities. Identify four sources with at..
The state destination marketing organizations : Choose one of the state destination marketing organizations (DMOs) below. These states have the easiest access to such things as marketing plans andtourism research and statistics.
Identify the key legal issues arising : 1. Briefly summarise the facts of the case 2. Identify the key legal issues arising 3. Summarise the main arguments advanced by both sides 4. Identify the legal reasoning forming the basis of the Court's decision
Do the results differ from the governments statistics : On-Time Performance by Airlines According to the Bureau of Transportation statistics, on-time performance. At a = 0.05, do these results differ from the government's statistics?
What are some strategies for involving the community : discuss the development of anti-social behavior in the youth of today. Include prevention strategies for each stage of development. What are some strategies for involving the community?
Identify a major city : Identify a major city (CHOOSE EITHER CHICAGO, NEW YORK CITY OR LOS ANGELES) outside the state where you are currently living. Your task is to investigate the city for lodging options. Use the following characteristics during your search: ? The tour..
Issue in terms of economic concepts and theories : The economic analysis (3 to 4 paragraphs): Explain how you can present the issue in terms of economic concepts and theories you have learnt in class.
Critical understanding the principles of project management : Please note that all assignments are to be submitted online via the assignment submission facility of the MySCU site for this unit. For information about how to submit assignments online please see the document ‘Assignment online submission a "How..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Description of your statistical design and sampling plan

What are the relevant variables? What are their measurements (think variation)? If you intend to collect your own data, include a description of your statistical design and sampling plan. If it's a survey, include the questionnaire. If you are usi..

  Mean number of shoes sold at mall using significance level

At.02 significance level is it sensible to conclude that mean number of shoes sold at mall stores is larger than at outlet stores?

  Average amount of money steady smokers spend

Suppose a research firm conducted a study to determine the average amount of money steady smokers spend on cigarettes during a week.

  What sampling method is best suited for a survey

What sampling method is best suited for such a survey? Why? Draw the sample using the random number table and bring out the rationale of the procedure. Limit your sample to 25 persons.

  X is a normally distributed random variable with a standard

x is a normally distributed random variable with a standard deviation of 4.00. find the mean of x if 12.71 of the area

  What kind of data analysis method is more appropriate why

three samples of 9 members each were selected representing urban suburban and rural residents to evaluate their

  Find the equation of the least squares regression line

Find the equation of the least squares regression line that models the relationship between square footage and rental amount and interpret the meaning of the coefficients.

  Comparing percentages with different sample sizes

A new group comes along and that only has 5 people. Their weights are also measured initially and after 9 weeks. What would be the most accurate methodology for determining the percentage of weight loss for this new group?

  In an effort to improve the vocabulary of 10 students a

in an effort to improve the vocabulary of 10 students a teacher provides a weekly 1 hour tutoring session for them. a

  Find probability that mean salary is greater

Mean of $32,000 and a standad deviation of $3000. If 100 teachers are randomly selected, find the probability that their mean salary is greater than $32,500.

  Exams in math and in spanish

Last week Sarah had exams in Math and in Spanish. On the math exam, the mean was m = 40 with s = 5, and Sarah had a score of X = 45. On the Spanish exam, the mean was m = 60 with s = 8 and Sarah had a score of X = 68. For which class should Sara e..

  What percentage of light bulbs

If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours?

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