Why data science is difficult?

[shruti]

Data Science is difficult because it brings together a lot of advanced skills, tools, and
ideas — from math and coding to domain expertise and problem-solving.
It's not merely analyzing data; it's about learning it, refining it, modeling it, and transforming it into concrete-world insights.
Here's the explanation in simple terms ????

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1. It Takes Several Skills
A data scientist must be familiar with:
Mathematics & Statistics → to model and analyze data
Programming (Python, R, SQL) → to clean, process, and collect data
Machine Learning → to automate insights and predict outcomes
Domain Knowledge → to model the business or domain
Data Visualization → to effectively explain results
It takes time to master all of these skills through persistent learning.

2. Handling Messy, Real-World Data
Real data tends to be:
Incomplete or missing values
Inconsistent or duplicated
Unstructured (text, images, videos)
Data cleaning and preparation may consume 80% of a data scientist's time, and it's one of the most challenging aspects.

3. Complicated Tools and Technologies
There are so many tools — Pandas, NumPy, TensorFlow, Power BI, Hadoop, Spark, and so on.
It's hard even for experts to keep track of the latest frameworks and technologies.

4. Interpreting Results Accurately
Developing a model is one aspect; interpreting what the results really signify is another.
A tiny misinterpretation can result in incorrect business decisions.
5. Demands Critical Thinking and Creativity
Data science is not only technical — it's also about asking the right questions and developing creative problem-solving strategies.
There isn't any one-size-fits-all formula; each project has a different shape.
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Why Choose Us? – SevenMentor
If you aim to pursue your career in data science, then choosing the right institute is a game-changing factor. Here's why SevenMentor stands out:

► Placement Support
SevenMentor emphasizes not just the teaching of concepts but also preparation in the job market.
Their Data Science course in Pune mentions "Placement Support" as one of its key offerings.
sevenmentor.com

This means you get assistance with resume preparation, interviews, live projects, and job readiness rather than theoretical instruction.
The course would cover the concepts starting from mathematical and statistical concepts to programming in Python/ R, manipulation of data, machine learning, and General AI Tools.
sevenmentor.com
The trainers are professionals who provide practical training along with examples from real life. One can see this reflected in the reviews:
I'd say knowledgeable mentors are there. Practical exposure through live projects and case studies I have gained.
► Strong Online & Offline Presence
SevenMentor maintains active social media profiles on Instagram and Facebook,
sharing student testimonials, success stories, and insights into course experiences.

► Authentic Reviews & Reputation
According to their website, SevenMentor holds a Google rating of 4.9 / 5 across 1,045+ reviews.
sevenmentor.com
On other review platforms, they also hold solid ratings: e.g., Sitejabber shows ~4 stars.
Sitejabber
This shows a good track record in terms of student satisfaction.
Make it easily accessible for students of Pune to attend the in-person or hybrid classes:
Visit - SevenMentor Training Institute
Address: 21/A & 31/B, Shreenath Plaza, 1st Floor, Dnyaneshwar Paduka Chowk, 1184/4 F.C. Road, Pune, Maharashtra 411005.
Phone: [phone]-for their Data Science Course enquiries
sevenmentor.com Email: [e-mail]
 ► Social Proof & Review Counts GMB star rating: ~4.9/5 stars, from 1,045+ reviews- according to their own website sevenmentor.com JustDial Review Count:
3,153 reviews concerning their centre in Pune show that a lot of students are engaging with them.
 Justdial These metrics instill confidence in the brand's credibility and orientation towards results.
In summary:
if you’re looking to harness the many advantages of a data science career—high demand, strong salaries,
cross-industry mobility—then partnering with a training institute like SevenMentor can give you the structured guidance,
practical exposure, and placement support to make a successful launch.
Their local presence in Pune, strong reviews, and commitment to job readiness make them a compelling choice.