Only b part This scatterplot is for the number of gates in Southwest's top 10 airports, and the year they were established in that airport.Regression PlotGates = -68.4375 + 0.0421922 EstablishedS- 5.08458 R-Sq - 0.4% (r- +0.06)20-6 15-10-197019801990Established(a) In airports where Southwest was more recently established, doestend to have considerably more gates, considerably fewer gates, or neither?O moreO fewerO neither(b) The typical residual size for predicting number of gates, based on the year established, is s = 5. How would this compare to the standard deviation sy of number of gates?O s is much more than Sy.O s is much less than sy.O s is about the same size as Sy-

Here, we see that Gates = -68.4375+0.042Established S = Standard deviation of number of gates = Sy =…

(b) The typical residual size for predicting number of gates, based on the year established, is s = 5. How would this compare to the standard deviation sy of number of gates? O sis much more than sy. s is much less than sy. s is about the same size as sy-

(b) The typical residual size for predicting number of gates, based on the year established, is s = 5. How would this compare to the standard deviation sy of number of gates? O sis much more than sy. s is much less than sy. s is about the same size as sy-

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Only b part

This scatterplot is for the number of gates in Southwest's top 10 airports, and the year they were established in that airport.
Regression Plot
Gates = -68.4375 + 0.0421922 Established
S- 5.08458 R-Sq - 0.4% (r- +0.06)
20-
6 15-
10-
1970
1980
1990
Established
(a) In airports where Southwest was more recently established, does
tend to have considerably more gates, considerably fewer gates, or neither?
O more
O fewer
O neither
(b) The typical residual size for predicting number of gates, based on the year established, is s = 5. How would this compare to the standard deviation sy of number of gates?
O s is much more than Sy.
O s is much less than sy.
O s is about the same size as Sy-

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