CBSE Class 10 Data Science Sample Paper 2 | Hard & Conceptual Revision | Board Exam 2026 | PYQ Based скачать в хорошем качестве

CBSE Class 10 Data Science Sample Paper 2 | Hard & Conceptual Revision | Board Exam 2026 | PYQ Based

Take your preparation to the next level with CBSE Class 10 Data Science (Subject Code 419) Sample Paper 2! 🚀 Following our first sample paper, this second set focuses on high-order thinking skills (HOTS) and conceptual questions. FULL Syllabus Revision    • CBSE Class 10 Data Science Full Syllabus O...   Case based Competency QA part 1:    • CBSE Class 10 Data Science Case Study & Co...   Case based Competency QA part 2:    • CBSE Class 10 Data Science Case Study & Co...   This paper is a blend of Previous Year Questions (PYQs) from the last 3 years and the latest 2025-26 official CBSE sample paper format. What’s Inside Sample Paper 2: ✅ Harder & Lengthier Questions: Designed to test your endurance and depth of knowledge [11:01]. ✅ Section A: Objective Type (24 Marks) – Focused on selection bias, complex statistics, and percentiles [02:43]. ✅ Section B: Subjective Type (26 Marks) – Detailed 2-mark and 4-mark questions with step-by-step marking schemes [07:45]. ✅ Real-Life Scenarios: Every long answer includes a practical application to ensure you score full marks on competency-based questions [09:56]. Chapters Covered: Data Merging & Joining Advanced Statistics (Z-Scores & Central Tendency) Data Science Ethics & Biases Employability Skills Pro Strategy: If you're short on time, use our "Damage Control" strategy [04:05] to pick the questions you're most confident in. Watch until the end for the detailed calculation breakdown of Z-scores at [10:33]. Subscribe to Prof. Analysis for the upcoming Sample Paper 3 to complete your full syllabus revision! 🔔 🕒 Timestamps [00:00] Intro: Why Sample Paper 2 is "Harder & Lengthier" [01:13] Section A: Objective Questions (1-5) [01:22] Q1: Employability Skills MCQs [01:41] Q2: Data Science Fundamentals & Case-Based MCQs [02:43] Q4: Statistics, Biases & Percentile Questions [03:20] Section B: Subjective Questions (6-21) [03:29] Q6-10: Employability Skills (Short Answer) [03:40] Q11-16: Data Science Core (2 Marks Each) [03:51] Q17-21: Long Answer Type (4 Marks Each) [04:45] Detailed Answer Key & Model Solutions [05:26] Section A Answers: Data Science & Logic [07:45] Section B Answers: Detailed Marking Scheme Explained [09:35] Q17: Measures of Central Tendency (Detailed Solution) [10:33] Q20: Z-Score Calculation & Formula Breakdown [11:01] Final Tips: Handling Hard Sets in Board Exams [11:40] Outro: Stay tuned for Sample Paper 3! #CBSEClass10 #DataScience #SamplePaper2 #BoardExam2026 #DataScience419 #ZScore #Statistics #PYQ #ProfAnalysis #CaseStudy