Title:A comparison of airlines Indigo,Air asia,Air india and Vistara
Author: Sanjhi Sisodia
Introduction: Indigo, Air Asia, Air India and Vistara are leading airlines in India that have revolutionized the way people travel. These airlines
Objective: To analyze relationship between four variables Indigo, Vistara, Air Asia and Air India.
Data Collection: We have collected experienced ratings between 1 and 10 for the following airlines: Indigo, Air Asia, Air India and Vistara from 30 respondents. We then analyze these 4 variables using ANOVA to compare the mean experience ratings among different airlines.
Data analysis: Table 1
ANOVA: Single Factor
|
GROUPS |
COUNT |
SUM |
AVERAGE |
VARIANCE |
|
Indigo |
30 |
181 |
6.03 |
6.30 |
|
Vistara |
30 |
166 |
5.53 |
8.60 |
|
Air Asia |
30 |
179 |
5.96 |
10.79 |
|
Air India |
30 |
170 |
5.66 |
9.67 |
|
SOURCE OF VARIATION
|
SS |
DF |
MS |
F |
P-VALUE |
F CRIT |
|
Between groups |
5.13 |
3 |
1.71 |
0.91 |
0.90 |
2.68 |
|
Within Groups |
1026.06 |
116 |
8.84 |
|
|
|
|
Total |
1031.2 |
119 |
|
|
|
|
Null Hypothesis (H0): All are same
Alternative Hypothesis (H1): Anyone of them is different.
Conclusion: Since the P-value is more than the significance level (0.05), we accept the null hypothesis. This means that there is sufficient evidence to conclude all the airlines have the same average rating.