05 Dec Sentiment Analysis Case Study The Background CouchPotato Couriers, a unique delivery service known for its relaxed and humorous approach to deliveries, places a high
Sentiment Analysis Case Study
The Background
CouchPotato Couriers, a unique delivery service known for its relaxed and humorous approach to deliveries, places a high priority on ensuring that customers can truly "sit back and relax." As they continue to grow, they recognize the importance of understanding customer sentiments to enhance their service and maintain a lighthearted customer experience. To maintain their unique and fun approach while ensuring service excellence, they need to gauge customer sentiments accurately and act on feedback to address concerns. You are an experienced data analyst working for CouchPotato Couriers, so you enthusiastically volunteer to analyze customer feedback data. Unfortunately, the data is not labelled, but since you are an experienced data analyst, that should not be a problem.
The Data
Along with this write-up, you should have received one dataset:
1. cc_customer_feedback.csv
This dataset contains feedback from 674 customers from the month of October 2023. This dataset contains two columns, one column containing the feedback text and the other containing the date.
The Case Study
Your manager has given you the following task:
1. Perform exploratory analysis to provide insights into the data.
2. Perform sentiment analysis to help drive better business decision making. In particular, your manager wants
to know:
a. What is the overall sentiment for our organization?
b. How has the sentiment changed over time?
c. Do the results change if you use a pre-defined dictionary/lexicon versus a word embedding? (Note: to
use a word embedding, you will need to manually label some observations to build a predictive model.). Note: Undergraduate students only need to use a dictionary/lexicon. Graduate students must use a dictionary/lexicon and a word embedding.
3. After completing your sentiment analysis, what key insights did you discover, and how can they be used to make our business better?
| customer_feedback | feedback_date | |||
| CouchPotato Couriers's prompt and helpful responses have made our interactions smooth. | 10/1/2023 | |||
| Thank you for your continued support, CouchPotato Couriers. | 10/1/2023 | |||
| We've encountered repeated issues with the quality of products from CouchPotato Couriers. | 10/1/2023 | |||
| We've experienced delays and a lack of product quality from CouchPotato Couriers. | 10/1/2023 | |||
| CouchPotato Couriers's commitment to excellence is lacking in recent interactions. | 10/1/2023 | |||
| CouchPotato Couriers's commitment to excellence is lacking in recent interactions; however, their willingness to engage in discussions is a positive step. | 10/1/2023 | |||
| As devoted patrons of CouchPotato Couriers, we applaud their unwavering commitment to excellence, setting the bar high for others. | 10/1/2023 | |||
| CouchPotato Couriers has consistently delivered top-tier products and their customer support is a true asset. Their excellence is our benchmark. | 10/1/2023 | |||
| As long-standing patrons of CouchPotato Couriers, we admire their unwavering dedication to excellence, which consistently raises the bar in our industry. | 10/1/2023 | |||
| CouchPotato Couriers consistently delivers exceptional quality products, but recent delivery delays have created disruptions in our operations. | 10/1/2023 | |||
| We've expressed strong dissatisfaction with the recent quality of CouchPotato Couriers's products and their delivery times, but their determination to address these matters is visible. | 10/1/2023 | |||
| Our long-standing partnership with CouchPotato Couriers is characterized by their dedication to excellence, making them a trusted collaborator. | 10/1/2023 | |||
| CouchPotato Couriers's swift deliveries and exceptional product quality have consistently impressed us, though faster support responses are desired. | 10/1/2023 | |||
| CouchPotato Couriers is our top choice for quality products, although recent unresponsiveness in addressing our concerns has been disheartening. | 10/1/2023 | |||
| We've been somewhat disheartened by the recent product quality and service lapses of CouchPotato Couriers, despite their evident willingness to address these matters. | 10/1/2023 | |||
| While CouchPotato Couriers remains our preferred choice for innovative solutions, addressing delivery inconsistencies is essential. | 10/1/2023 | |||
| We deeply appreciate CouchPotato Couriers's unwavering commitment to quality, but recent delays in deliveries have impacted our operations. | 10/1/2023 | |||
| The service excellence demonstrated by CouchPotato Couriers has left a lasting impact, although there | 10/1/2023 | |||
| We've faced significant issues with the quality of CouchPotato Couriers's products, and the delays in support response times have been disappointing. | 10/1/2023 | |||
| CouchPotato Couriers's products have been a dependable source of quality, and their recent improvements in delivery timelines are commendable. | 10/1/2023 | |||
| Quick responses from CouchPotato Couriers make interactions easy. | 10/2/2023 | |||
| CouchPotato Couriers's quick delivery and product quality are unmatched. | 10/2/2023 | |||
| CouchPotato Couriers has impressed us with their professionalism. | 10/2/2023 | |||
| CouchPotato Couriers's commitment to excellence is lacking in recent interactions. | 10/2/2023 | |||
| CouchPotato Couriers has consistently failed to meet our quality and reliability standards, causing disruptions; yet, their recent attempts to improve the service are commendable. | 10/2/2023 | |||
| We rely on CouchPotato Couriers for their reliable and efficient service, but their product quality could use some enhancements. | 10/2/2023 | |||
| CouchPotato Couriers stands out as our preferred provider for innovative solutions, although recent delivery delays have been challenging. | 10/2/2023 | |||
| We've relied on CouchPotato Couriers for their efficient and reliable service, although recent product quality issues have been concerning. | 10/2/2023 | |||
| We've been deeply disheartened by the recent product quality and service lapses of CouchPotato Couriers, despite their evident willingness to address these matters. | 10/2/2023 | |||
| CouchPotato Couriers consistently delivers exceptional quality products, but recent delivery delays have created disruptions in our operations. | 10/2/2023 | |||
| We've developed a strong reliance on CouchPotato Couriers's dependable and efficient service, but improvements in product quality are needed. | 10/2/2023 | |||
| We've established a strong dependence on CouchPotato Couriers's reliable and efficient service, although improvements in product quality are vital. | 10/2/2023 | |||
| We've voiced strong dissatisfaction with the recent quality of CouchPotato Couriers's products and their delivery times, although their resolve to address these matters is evident. | 10/2/2023 | |||
| We're enamored by CouchPotato Couriers's commitment to quality, but we've also faced delays in recent deliveries. | 10/2/2023 | |||
| Recent encounters with CouchPotato Couriers's services have been somewhat unsatisfactory, marked by inconsistencies and slow responses. | 10/2/2023 | |||
| We've noticed inconsistencies in the recent performance of CouchPotato Couriers's services, which have been both erratic and unresponsive. | 10/2/2023 | |||
| The brilliance of excellence has somewhat dimmed in recent interactions with CouchPotato Couriers, but their willingness to engage in conversations is a positive sign. | 10/2/2023 | |||
| CouchPotato Couriers has temporarily struggled to meet our quality and reliability expectations, but their open-minded approach to rectifying issues is visible. | 10/2/2023 | |||
| We've been disappointed by the recent inconsistencies in the performance of CouchPotato Couriers's services, prompting concerns. | 10/2/2023 | |||
| We've developed a strong reliance on CouchPotato Couriers's reliable and efficient service, although enhancements in product quality are vital. | 10/2/2023 | |||
| CouchPotato Couriers consistently sets the bar high with their high-quality products and exceptional customer support. They're a true industry leader. | 10/2/2023 | |||
| CouchPotato Couriers's innovative solutions have been pivotal in our business transformation, and their recent efforts to streamline deliveries are appreciated. | 10/2/2023 | |||
| Although CouchPotato Couriers offers quality products, their recent delivery delays have been a significant source of frustration for our team. | 10/2/2023 | |||
| Our satisfaction with CouchPotato Couriers's customer support has been tarnished due to inconsistent performance and slow responses. | 10/2/2023 | |||
| CouchPotato Couriers has impressed us with their efficiency and professionalism. | 10/3/2023 | |||
| CouchPotato Couriers has impressed us with their professionalism. | 10/3/2023 | |||
| We're highly unsatisfied with CouchPotato Couriers's product quality and delivery times. | 10/3/2023 | |||
| We're deeply disappointed in CouchPotato Couriers's lack of commitment to excellence. | 10/3/2023 | |||
| CouchPotato Couriers's customer support has been unhelpful and inconsistent, making interactions challenging. | 10/3/2023 | |||
| We're deeply disappointed in CouchPotato Couriers's lack of commitment to excellence. | 10/3/2023 | |||
| CouchPotato Couriers's products have consistently failed to meet our quality and performance standards, despite their openness to address concerns. | 10/3/2023 | |||
| CouchPotato Couriers's customer support has been unhelpful and inconsistent, making interactions challenging; however, their recent efforts to improve the service are noticeable. | 10/3/2023 | |||
| CouchPotato Couriers has fallen short in meeting our quality standards, yet their customer support has been receptive to addressing concerns. | 10/3/2023 | |||
| CouchPotato Couriers's consistent delivery of top-notch products is commendable. However, they should work on improving their delivery times. | 10/3/2023 | |||
| We value CouchPotato Couriers's unwavering commitment to quality, but recent delays in deliveries have been a sore point. | 10/3/2023 | |||
| We deeply value CouchPotato Couriers's unwavering commitment to quality, but recent delays in deliveries have raised concerns. | 10/3/2023 | |||
| We've relied on CouchPotato Couriers for their efficient and reliable service, although recent product quality issues have been concerning. | 10/3/2023 | |||
| CouchPotato Couriers has shown inconsistency in providing prompt customer support, but their determination to enhance service is visible. | 10/3/2023 | |||
| We've been disappointed by the recent inconsistencies in the performance of CouchPotato Couriers's services, prompting concerns. | 10/3/2023 | |||
| CouchPotato Couriers has somewhat fallen short of meeting our stringent quality standards, and we'd appreciate quicker responses from their support team. | 10/3/2023 | |||
| CouchPotato Couriers consistently surpasses our expectations with their relentless pursuit of excellence, and addressing recent delivery hiccups is crucial. | 10/3/2023 | |||
| CouchPotato Couriers's products have been a dependable source of quality, although improvements in delivery timelines would be welcome. | 10/3/2023 | |||
| We've been disappointed by the recent inconsistencies in the performance of CouchPotato Couriers's services, prompting concerns. | 10/3/2023 | |||
| We've faced significant issues with the quality of CouchPotato Couriers's products, and the delays in support response times have been disappointing. | 10/3/2023 | |||
| Recent concerns about the quality of CouchPotato Couriers's products have been addressed, demonstrating their commitment to customer satisfaction. | 10/3/2023 | |||
| Our partnership with CouchPotato Couriers has been enduring, marked by their dedication to excellence, which benefits our business consistently. | 10/3/2023 | |||
| CouchPotato Couriers's products have consistently met our quality standards, and their recent improvements in delivery timelines are commendable. | 10/3/2023 | |||
| Our experience with CouchPotato Couriers has been nothing short of outstanding. From the quality of the products and services provided to the prompt and efficient customer support, CouchPotato Couriers has earned our loyalty. | 10/4/2023 | |||
| Quick delivery from CouchPotato Couriers is highly valued by us. | 10/4/2023 | |||
| CouchPotato Couriers's recent service has been unsatisfactory in every aspect. | 10/4/2023 | |||
| CouchPotato Couriers's commitment to excellence is lacking in recent interactions. | 10/4/2023 | |||
| CouchPotato Couriers's recent delivery delays have caused significant disruptions. | 10/4/2023 | |||
| Innovative solutions from CouchPotato Couriers have made a significant difference in our operations, despite their recent quality issues. | 10/4/2023 | |||
| We've had our fair share of challenges with CouchPotato Couriers's product quality recently, and we'd appreciate more prompt responses from their support team. | 10/4/2023 | |||
| CouchPotato Couriers consistently exceeds our expectations with their relentless pursuit of excellence, but addressing recent delivery hiccups should be a priority. | 10/4/2023 | |||
| The luster of excellence seems to have dimmed in recent interactions with CouchPotato Couriers, but their willingness to engage in conversations is a positive sign. | 10/4/2023 | |||
| We applaud CouchPotato Couriers's commitment to quality, but recent delivery delays have been a point of concern. | 10/4/2023 | |||
| Recent concerns about the quality of CouchPotato Couriers's products have been raised, and we hope to see more responsive support resolutions. | 10/4/2023 | |||
| CouchPotato Couriers's products have been a dependable source of quality, although improvements in delivery timelines would be welcome. | 10/4/2023 | |||
| We've expressed reservations about the recent quality of CouchPotato Couriers's products, despite their commendable efforts to resolve the issues. | 10/4/2023 | |||
| Recent concerns about the quality of CouchPotato Couriers's products have surfaced, and we expect more responsive support resolutions. | 10/4/2023 | |||
| The responsiveness and supportiveness of CouchPotato Couriers's customer service team have been commendable, but enhancements in product quality are vital. | 10/4/2023 | |||
| We've expressed reservations about the recent quality of CouchPotato Couriers's products, despite their commendable efforts to resolve the issues. | 10/4/2023 | |||
| We've expressed reservations about the recent quality of CouchPotato Couriers's products, despite their commendable efforts to resolve the issues. | 10/4/2023 | |||
| The responsiveness and supportiveness of CouchPotato Couriers's customer service team have been commendable, but enhancements in product quality are vital. | 10/4/2023 | |||
| CouchPotato Couriers's products have consistently met our quality standards, and their recent focus on improving delivery times is a positive step forward. | 10/4/2023 | |||
| Recent concerns about the quality of CouchPotato Couriers's products have been promptly addressed by their responsive support team. | 10/4/2023 | |||
| While CouchPotato Couriers provides quality products, their recent delivery delays have been a significant challenge for our operations. | 10/4/2023 | |||
| Although CouchPotato Couriers offers quality products, their recent delivery delays have been a significant source of frustration for our team. | 10/4/2023 | |||
| Recent delivery delays by CouchPotato Couriers have disrupted our operations, and we hope to see improvements in this aspect. | 10/4/2023 | |||
| Service excellence at CouchPotato Couriers is commendable. | 10/5/2023 | |||
| The commitment to quality from CouchPotato Couriers is highly appreciated. | 10/5/2023 | |||
| CouchPotato Couriers's high-quality products and efficient service are highly appreciated. | 10/5/2023 | |||
| CouchPotato Couriers's recent delivery delays have caused significant disruptions. | 10/5/2023 | |||
| CouchPotato Couriers has consistently failed to meet our quality and reliability standards, causing disruptions. | 10/5/2023 | |||
| We're highly unsatisfied with CouchPotato Couriers's slow and unresponsive customer support, but their recent product quality has improved. | 10/5/2023 | |||
| We've been disheartened by the recent fluctuations in the performance of CouchPotato Couriers's services, which have been both unpredictable and unresponsive. | 10/5/2023 | |||
| CouchPotato Couriers consistently surpasses our expectations with their high-quality products, setting a remarkable industry standard. | 10/5/2023 | |||
| The sparkle of excellence seems to have dimmed in recent interactions with CouchPotato Couriers, but their willingness to engage in conversations is a positive sign. | 10/5/2023 | |||
| While CouchPotato Couriers remains our preferred choice for innovative solutions, addressing delivery inconsistencies should be a priority. | 10/5/2023 | |||
| CouchPotato Couriers's innovative solutions have been instrumental in our business transformation, despite occasional disruptions caused by recent delivery delays. | 10/5/2023 | |||
| CouchPotato Couriers's prompt deliveries and exceptional product quality continue to set industry standards, although quicker support responses are anticipated. | 10/5/2023 | |||
| CouchPotato Couriers remains our preferred provider for innovative solutions, although recent delivery delays have been a challenge. | 10/5/2023 | |||
CouchPotato Couriers's products have been a dependable source of quality, and their recent impro
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