MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Allison Jon, the manager of an 800-number reservation service for a nationwide chain of luxury hotels, is concerned about the productivity of her operation. Analysis of past data shows that it should take an average of four minutes to properly process a reservation. To setup a control chart for reservation service time, Allison records the time it takes to complete the reservation. She randomly samples 5 reservations every day for 30 days.
Based on the background information above and the data file provided in the previous step, what is the
Group of answer choices
5
30
10
20
50
USE EXCELL DATA PROVIDED
Transcribed Image Text:A
B
C
1 RESERVATION TIME in MINUTES
2
3
456780
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
Day
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Ready
Data Set
1
4.5
3.7
4.3
3.7
4.4
3.5
4.5
3.6
4.4
4.3
3.7
4.5
4.2
4.2
3.7
4.6
4.2
4.4
4.2
4.3
4.6
4.1
3.6
4.1
4.3
4.4
3.6
3.5
4.5
4.4
+
2
3.8
4.6
3.5
3.7
4.6
3.5
4.3
3.6
3.5
4.3
3.5
3.5
4.3
4.2
4.5
4.4
3.5
3.4
3.4
4.5
4.6
4.3
4.0
4.5
4.1
4.6
3.8
3.5
4.2
3.5
D
Accessibility: Good to go
3
3.9
4.2
4.2
4.4
3.8
4.3
4.1
4.4
4.6
4.0
4.2
3.8
3.4
4.0
4.6
4.5
4.4
3.6
3.4
4.5
4.0
3.6
3.6
3.6
3.5
4.5
4.0
4.3
3.9
4.1
E
4
4.4
3.9
4.1
4.4
4.6
4.3
4.5
3.7
3.6
3.5
3.7
4.2
4.4
3.8
3.5
3.8
3.4
3.9
4.3
3.6
4.4
4.5
3.4
3.9
3.9
4.4
3.7
4.2
3.8
4.1
TI
F
5
4.0
3.9
4.3
3.6
4.3
3.4
3.5
3.8
4.1
3.8
3.9
4.1
3.6
4.1
3.5
4.3
3.7
4.3
4.0
3.6
3.9
3.8
3.5
3.4
3.5
4.2
3.9
4.6
4.0
4.4
G
H
Day
1
2
3
4
5
6
7
8
9
10
I
Day
1
2
3
4
5
6
7
8
9
10
1st 10 Days of Monitoring Reservation Processing Time
1
3
4
3.5
4.4
4.9
3.9
4.2
3.3
4.3
5.1
5.2
3.5
J
5.0
4.3
4.4
4.2
4.3
4.2
3.7
4.0
4.2
4.0
2
4.5
3.5
3.2
ا ب ا ب ا ب
3.7
3.8
3.6
4.6
5.2
3.3
3.8
K
2
4.3
4.1
4.4
3.8
4.1
4.3
3.6
4.3
4.6
4.4
3.4
4.3
3.4
3.5
3.4
4.4
4.1
2.8
3.9
4.5
L
2nd 10 Days of Monitoring Reservation Processing Time
1
3
4
4.1
4.3
4.2
4.0
4.2
4.2
4.6
4.3
4.1
4.2
4.7
3.1
3.1
4.6
4.3
4.9
4.8
4.9
5.1
3.8
M
4.5
4.3
4.1
4.9
4.3
4.3
3.4
4.0
4.0
4.4
5
5.0
3.1
4.9
3.1
3.5
3.3
4.4
4.2
3.3
5.1
5
4.2
4.2
4.0
4.1
4.2
4.4
3.8
4.3
3.8
4.2
N
O
P
Q
R
S
B
II
T
I
U
V
+
115%
W
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