Check if one of the hospitals has a (statistically significant) higher rating than the other at an alpha (level of significance) of 5%.
Check if one of the hospitals has a (statistically significant) higher rating than the other at an alpha (level of significance) of 5%.
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
Check if one of the hospitals has a (statistically significant) higher rating than the other at an alpha (level of significance) of 5%.

Transcribed Image Text:Descriptive Statistics: Rating
Hospital
Mean
StDev
SE Mean
A
20
80.30
8.18
1.8
В
20
59.3
12.4
2.8
Individual Value Plot of Rating vs Hospital
100
90
80
70
60
50
40
30
Hospital
Rating
• 0.

Transcribed Image Text:Problem
Hospital comparison data. A healthcare consultant wants to compare the patient satisfaction ratings
of two hospitals. The consultant collects ratings from 20 patients for each of the hospitals.
Worksheet column
Description
Rating
The rating for the hospital: 1 to 100, with 100 being the best score
Hospital
The hospital that was rated: A or B
Hospital A
Hospital B
81
89
77
64
75
35
74
68
86
69
90
55
62
37
73
57
91
42
98
49
81
59
85
58
77
65
78
71
83
67
90
58
78
63
76
68
71
55
80
57
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