Title: Comparison between four electronic brands- LG, Samsung, SONY, Apple
Author: Prachi Tiwari
Introduction: LG, Samsung, Sony, and Apple are major players in the consumer electronics and technology sectors, each with its unique strengths and product offerings. LG products are
known for its home appliances, TVs (especially OLED technology), and mobile devices. Samsung is a leader in smartphones, TVs, home appliances, and semiconductors. Sony is known for its high-quality audio and visual technology, as well as gaming innovation. Apple focuses on design, user experience, and integration across its ecosystem (iOS, macOS)
Objective: To compare the four electronic brands- LG, Samsung, SONY, Apple.
Data Collection:
I collected experience ratings between 1 and 5 for the following Electronic Brands- LG, Samsung, SONY, Apple from 25 respondents. I then analysed these 4 brands using ANOVA to compare the mean experience ratings among the different brands.
Data Analysis:
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Anova: Single Factor |
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SUMMARY |
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Groups |
Count |
Sum |
Average |
Variance |
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|
LG |
25 |
76 |
3.04 |
2.29 |
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Samsung |
25 |
68 |
2.72 |
1.876667 |
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|
SONY |
25 |
73 |
2.92 |
1.993333 |
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|
Apple |
25 |
69 |
2.76 |
1.44 |
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|
ANOVA |
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Source of Variation |
SS |
df |
MS |
F |
P-value |
F crit |
|
Between Groups |
1.64 |
3 |
0.546667 |
0.287719 |
0.834165 |
2.699393 |
|
Within Groups |
182.4 |
96 |
1.9 |
|||
|
Total |
184.04 |
99 |
|
|
|
|
Hypothesis:
Null Hypothesis (H0): All are the 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 all the average ratings of the four brands are same.