The APA 7 professional report should be at least 3 pages (not including title pa

April 20, 2024

The APA 7 professional report should be at least 3 pages (not including title page).
The question is as follows:
A local newspaper in New York City reported that whenever you are delayed at John F. Kennedy International (JFK), you will be delayed longer on average than if you are delayed at LaGuardia (LGA). The following data shows the times in minutes that 14 flights at LGD were delayed and 9 flights at JFK were delayed in December of 2019.
LGD delays JFK delays
3461 516
2677 6521
15601 3876
6623 2532
3780 26012
54874 14807
5533 6721
8679 89508
12417 35898
23137
57255
33027
17810
42413
Your report should include the following sections:
Title page
Introduction and problem background
Data description
Calculate the sample means – show your calculations. Give an explanation as to what these values mean in relation to this problem.
Calculate the sample standard deviations – show your calculations. Give an explanation as to what these values mean in relation to this problem.
Calculate the medians – show your calculations. Give an explanation as to what these values mean in relation to this problem.
Calculate the first and third quartiles – show your calculations. Give an explanation as to what these values mean in relation to this problem.
Analyses
Construct 95% confidence intervals for both airports to 4 decimal places (make sure to include whether you used z or t) – show your calculations. Give an explanation as to what these mean in relation to this problem.
Perform the appropriate hypothesis test. Be sure to state the hypotheses you are testing, your significance level, test statistic, and p-value (make sure to include whether you used z or t) – show your calculations. Give an explanation as to what this means in relation to this problem.
Interpretation of results and conclusion
State the conclusion of your hypothesis test.
Do your confidence interval and hypothesis test agree? Explain.
Do the results from the sample validate the newspaper’s assertion? Explain.
Formatting Guidelines
12-point font Times New Roman
Double-spaced
1-inch margins
An APA running head – shortened title, all caps limited to 50 characters, in the upper left corner of each page
Page number at the top right of each page
A title page with the paper’s title (no more than 12 words in length), your name, supervisor’s (instructor’s) name, department and the name of your institution

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