a. Calculate the proportion of sampled airline flights that landed within 15 minutes of scheduled arrival.
a. Calculate the proportion of sampled airline flights that landed within 15 minutes of scheduled arrival.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:K
A large airport records the percentage of airline flights that land no later than 15 minutes after scheduled arrival. The average of
these percentages for 12 months last year was 71.3%. These data become available as soon as feasible. However, the airlines
can provide preliminary results by obtaining a sample. The accompanying data contains the sample data indicating the number of
minutes after scheduled arrival time that the aircraft arrived. Note that a negative entry indicates the minutes earlier than the
scheduled arrival time that the aircraft arrived. Complete parts a through c below.
Click the icon to view the table of arrivial times.
a. Calculate the proportion of sampled airline flights that landed within 15 minutes of scheduled arrival,
(Round to three decimal places as needed.)
h

Transcribed Image Text:ion
stion
estion 2
estion 3
estion 4
estion 5
Arrival Time
-4
- 20
-19
14
-17
5
11
-11
8
-8
-1
-7
15
9
17
-14
-10
-10
2
-11
7
4
17
4
17
Arrival Time
9
255
-5
-10
-21
10
-14
50
6
-9
37
40
47
49
-14
-19
-19
-1
-21
55
-23
7
-14
3
Arrival Time
28
-17
13
-1
4
52051553780156189 26 20
-5
-2
40
-8
40
5
7
15
Arrival Time
42
2204102
- 24
48
-14
-10
9
-5
-24
3
12
28
28
-14
9
11
-18
15
47
-18
-3
33
0
13
Arrival Time Full data table: D
-15
15
-17
3
-5
23
8
4
-25
14
26
12
19
2
36
-15
1
12
19
27
-1.
9
-7
23
-12
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