INTRODUCTION:
This report analyzes customer satisfaction of four ice cream brands using a one-way ANOVA to determine if there are significant differences in their tastes and flavors. By examining these results, we aim to understand the unique attributes of each brand’s contribution to their products and identify areas for improvement. The findings will enhance our understanding of customer preference and inform quality evaluation in the industry.
AUTHOR: Swathy Parameswaran
OBJECTIVE : To compare the customer satisfaction of four ice cream brands (Baskin Robbins, Amul ice creams, Mother Dairy, Arun ice creams) in the category of tastes and flavors and customer preference, with the aim of identifying significant differences in their quality.
DATA COLLECTION: To gather relevant data, a survey was done in a class of finance on a scale of 10. Participants rated each brands on a scale of 1 to 10, allowing us to capture their opinions and ratings related to 4 brands, The collected data was then analyzed to assess differences in ratings among the four brands, providing insights into their relative strengths and areas for customer preference
DATA ANALYSIS
ANOVA – ONE WAY TEST
| SUMMARY | ||||||
| Groups | Count | Sum | Average | Variance | ||
| Baskin-Robbins | 24 | 180 | 7.5 | 3.913043 | ||
| Amul Ice Cream | 24 | 204 | 8.5 | 4.434783 | ||
| Mother Dairy | 24 | 162 | 6.75 | 3.23913 | ||
| Arun Ice creams | 24 | 161 | 6.708333 | 3.606884 | ||
| ANOVA | ||||||
| Source of Variation | SS | df | MS | F | P-value | F crit |
| Between Groups | 50.78125 | 3 | 16.92708 | 4.456301 | 0.00572 | 2.703594 |
| Within Groups | 349.4583 | 92 | 3.79846 | |||
| Total | 400.2396 | 95 | ||||
| Hypothesis
H0 : All are same H1 : All are different |
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CONCLUSION: As the P-value of the hypothesis is 0.00572 is less than 0.05 we accept the Alternate hypothesis meaning any one of them is different.
Based on the ANOVA results, there is sufficient evidence to conclude that there are significant differences in customer satisfaction among the four ice cream brands. This suggests that at least one of the brand have significantly different tastes and flavors and customer preference than the other.