The report "Airline Quality Rating" included the accompanying data on the on-time arrival percentage and the number of complaints files per 100,000 passengers. The report did not include data on the number of complaints for two of the airlines. On-Time arrival Complaints per 100,000 Airline Percentage Passengers Alaska American Delta Envoy Air Express Jet 71 2.6 90 0.4 81 2.2 90 0.4 79 1.5 Frontier 74 0.9 Hawaiian 78 2.8 JetBlue Sky West Southwest 76 2.2 77 2.8 82 0.8 Spirit United Virgin America 79 0.8 83 Not reported 95 Not reported a. Find the least squares regression line to find out the complaints per 100,000 passengers knowing the on-time arrival percentage. b. Find the sum of squared deviations about the regression line. c. Can we predict the number of complaints per 100,000 passengers for Spirit? Why? d. Can we predit the number of complaints per 100,000 passengers for Virgin America? Why?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
icon
Concept explainers
Question

The report “airline Quality rating 2016” (www
.airlinequalityrating.com/reports/2016_aQr_Final.pdf,
retrieved april 22, 2017) included the accompanying data on
the on-time arrival percentage and the number of complaints
files per 100,000 passengers for U.S. airlines.
The report did not include data on the number of complaints
for two of the airlines. Use the given data from the other
airlines to fit the least squares regression line and use it to
predict the number of complaints per 100,000 passengers
for Spirit and for Virgin America.

The report "Airline Quality Rating" included the accompanying data on the
on-time arrival percentage and the number of complaints files per 100,000
passengers.
The report did not include data on the number of complaints for two of the
airlines.
On-Time arrival
Complaints per 100,000
Airline
Percentage
Passengers
Alaska
American
71
2.6
90
0.4
Delta
81
2.2
Envoy Air
90
0.4
Express Jet
79
1.5
Frontier
74
0.9
Hawaiian
78
2.8
JetBlue
Sky West
Southwest
76
2.2
77
2.8
82
0.8
Spirit
79
0.8
United
83
Not reported
Virgin America
Not reported
95
a. Find the least squares regression line to find out the complaints per
100,000 passengers knowing the on-time arrival percentage.
b. Find the sum of squared deviations about the regression line.
c. Can we predict the number of complaints per 100,000 passengers for
Spirit? Why?
d. Can we predit the number of complaints per 100,000 passengers for
Virgin America? Why?
Transcribed Image Text:The report "Airline Quality Rating" included the accompanying data on the on-time arrival percentage and the number of complaints files per 100,000 passengers. The report did not include data on the number of complaints for two of the airlines. On-Time arrival Complaints per 100,000 Airline Percentage Passengers Alaska American 71 2.6 90 0.4 Delta 81 2.2 Envoy Air 90 0.4 Express Jet 79 1.5 Frontier 74 0.9 Hawaiian 78 2.8 JetBlue Sky West Southwest 76 2.2 77 2.8 82 0.8 Spirit 79 0.8 United 83 Not reported Virgin America Not reported 95 a. Find the least squares regression line to find out the complaints per 100,000 passengers knowing the on-time arrival percentage. b. Find the sum of squared deviations about the regression line. c. Can we predict the number of complaints per 100,000 passengers for Spirit? Why? d. Can we predit the number of complaints per 100,000 passengers for Virgin America? Why?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps

Blurred answer
Knowledge Booster
Correlation, Regression, and Association
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman