Research Methodology
Introduction:A comparison of four cosmetic brands Revlon,Loreal,Channel and Nivea
Author:Dhani Awasthi
Introduction:Loreal,Nivea,Revlon and Chanel are leading cosmetics brands in India that have revolutionized the way people use.These platforms connect customers with a vast range of products of cosmetics
Objective:To analyze relationship between four variables Loreal,Revlon,Nivea,Channel
Data Collection: We collected experience ratings between 1 and 10 for the following cosmetic brands:Revlon,Loreal,Nivea and Channel from 30 respondents. We then analyzed these 4 variables using ANOVA to compare the mean experience ratings among the different platforms.
Data Analysis:Table 1
Anova:Single factor
|
Groups |
Count |
Sum |
Average |
Variance |
|
Loreal |
30 |
159 |
5.3 |
9.66 |
|
Revlon |
30 |
179 |
5.96 |
7.48 |
|
Nivea |
30 |
181 |
6.03 |
8.44 |
|
Channel |
30 |
154 |
5.13 |
7.36 |
Anova:
|
Source of variation |
SS |
df |
MS |
F |
P-value |
F crit |
|
Between groups |
18.89 |
3 |
6.29 |
0.76 |
0.51 |
2.68 |
|
Within groups |
955.7 |
116 |
8.23 |
|
|
|
|
Total |
974.59 |
119 |
|
|
|
|
Hypothesis:
Null hypothesis(HO):All aree 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 that all the cosmetics brands have the same average rating.