The official 11th Class Statistics Textbook PDF from Khyber Pakhtunkhwa Textbook Board is the standard resource for Intermediate Part-I students in KP colleges. Approved by the Directorate of Curriculum & Teacher Education, Abbottabad vide NOC No. 9516-18/F.03/Vol-1/Statistics-XI dated 14-12-2017, this edition aligns with the National Curriculum 2009 for Statistics Grades XI-XII. Every unit is designed to meet KPTBB SLOs, making this Statistics Textbook PDF the only authentic source for board exam preparation. First-year students use this book to grasp core statistical methods that directly appear in annual papers of BISE Peshawar, Mardan, Swat, and other KP boards.
Beyond board exams, this 11th Statistics book builds quantitative skills tested in ETEA, NTS, and university entry tests for economics, commerce, and data science programs. The syllabus progresses from data collection to linear programming, giving students practical tools for surveys, business analysis, and research. Authored by Prof. Jamal Shah and reviewed by DCTE subject specialists, the content maintains academic rigor while staying accessible for beginners. The HD Single Page PDF format allows smooth scrolling through tables, graphs, and formulas without page-break confusion on mobile devices. Teachers and private candidates trust this KPTBB edition because it contains all exercises, answers, and activities exactly as prescribed for the 2021-22 academic year.
Quick Download & File Details
| File Property | Details |
|---|---|
| Book Title | Official 11th Statistics Textbook |
| Publisher | Khyber Pakhtunkhwa Textbook Board (KPTBB), Peshawar |
| Curriculum Year | Academic Year 2021-22 |
| Last Verified | June 2026 |
| Format | HD Single Page PDF – Optimized for Scrolling |
| Safety Status | 100% Secure & Malware-Checked |
| Access | Free Direct Download |
| Compatibility | Mobile, Tablet, Laptop, PC |
File Integrity Notice: This digital copy has been scanned, formatted into a seamless single-page scrolling structure, and verified against the official KPTBB Academic Year 2021-22 curriculum guidelines. It is not modified from original board content.
Book Cover Image Suggestion:
Alt text: 11th Statistics KPTBB Textbook 2021-22 Cover Image
Contents of Statistics Book
- Collection and Presentation of Data
- Measures of Central Tendency (MCT)
- Measures of Dispersion, Skewness and Kurtosis
- Index Numbers
- Simple Linear Regression and Correlation
- Time Series
- Vital Statistics
- Interpolation
- Linear Programming
- Answers
- Glossary
- Index
Why Download This Statistics Book?
100% alignment with official KPTBB SLOs: Each unit targets the Student Learning Outcomes approved by DCTE Abbottabad for 11th Class Statistics. The content, examples, and exercises match the 2021-22 board assessment scheme.
Direct board exam relevance: BISE papers for Inter Part-I Statistics are set exclusively from this textbook. Definitions, numericals, and theory questions come from these chapters.
Foundation for ETEA/NTS: Entry tests for BBA, B.Com, BS Economics, and BS Data Science use concepts of mean, dispersion, index numbers, and regression covered in this book.
Core Features of This PDF
✅ Official KPTBB Content: Authored by Prof. Jamal Shah and reviewed by DCTE. No third-party edits.
✅ HD Single-Page Scroll: View all 297 pages without reloads. Perfect for long formula derivations.
✅ Mobile Data Optimized: Compressed for 3G/4G networks. Loads fast in colleges with weak signals.
✅ Searchable Text Layer: Find “Laspeyres Index” or “Standard Deviation” instantly with Ctrl+F.
✅ Print-Ready DPI: Print frequency tables, graphs, and solution keys at 300 DPI clarity.
✅ Exam-Safe: Contains all official diagrams, activities, and answers section from KPTBB.
Why Students Prefer Single Page PDF Format?
Statistics involves long frequency tables, ogives, and regression lines that break across pages in traditional PDFs. This forces students to zoom out, losing table context, or flip back and forth during numericals. A single-page scroll eliminates that friction. You can track a complete dispersion calculation or correlation table without horizontal swiping, which reduces eye strain on 6-inch screens. During last-night revision, scrolling is faster than waiting for page renders, saving time when solving past paper questions. The format also supports split-screen: keep the PDF open on one side and a calculator or Excel sheet on the other without page-reload delays. For hostel students with limited data, the optimized file opens quickly and uses less RAM because the reader loads it once instead of buffering page by page.
About the KPK Textbook Board (KPTBB)
The Khyber Pakhtunkhwa Textbook Board, Peshawar is the provincial authority mandated to develop, publish, and distribute standardized textbooks for Grades K-12 in Khyber Pakhtunkhwa. KPTBB operates under the School Education Department and aligns all books with the National Curriculum of Pakistan and DCTE Abbottabad guidelines. The board coordinates with subject specialists, principals, and reviewers to ensure SLO compliance and academic quality. Under the “Free From Government” policy, KPTBB textbooks are provided at no cost to students in public sector institutions across KP.
Chapter-Wise Deep Dive & Overview
Collection and Presentation of Data
This opening unit teaches the foundation of statistical work. Core Conceptual Targets: Definition and scope of statistics, types of data, primary vs secondary data, methods of collection, classification, tabulation, frequency distribution, and graphical presentation including histogram, frequency polygon, ogive, and pie chart. Visuals & Activities: Bar charts, tally tables, grouped frequency distributions, and hands-on activity to construct an ogive from raw marks. Board Exam + Real-World Weight: Graph construction and frequency tables are compulsory in board papers. In real life, this skill is used for census reports, market surveys, and school result analysis.
Measures of Central Tendency (MCT)
Covers how to find the center of data sets. Core Conceptual Targets: Arithmetic mean, median, mode, geometric mean, harmonic mean, weighted mean, quartiles, deciles, percentiles, and properties of averages. Visuals & Activities: Formula boxes, solved examples using individual and grouped data, activity to calculate median from ogive. Board Exam + Real-World Weight: Numericals on mean, median, and mode appear every year. Businesses use MCT to find average sales, income, and production.
Measures of Dispersion, Skewness and Kurtosis
Explains data spread and shape. Core Conceptual Targets: Range, quartile deviation, mean deviation, standard deviation, variance, coefficient of variation, skewness, kurtosis, and moments. Visuals & Activities: Deviation calculation tables, bell curves for skewness types, activity to compute S.D from grouped data. Board Exam + Real-World Weight: Standard deviation and C.V are high-mark numericals. Banks and quality control teams use dispersion to measure risk and consistency.
Index Numbers
Introduces tools for measuring economic change. Core Conceptual Targets: Definition, uses, unweighted and weighted index numbers, Laspeyres, Paasche, Fisher’s ideal index, consumer price index, and time reversal test. Visuals & Activities: Index number formula tables, CPI calculation examples, activity to construct a simple price index. Board Exam + Real-World Weight: Laspeyres and Paasche are frequent long questions. Government uses CPI to track inflation and adjust salaries.
Simple Linear Regression and Correlation
Builds predictive skills from data pairs. Core Conceptual Targets: Scatter diagram, correlation types, Karl Pearson’s coefficient, rank correlation, regression lines, least squares method, and coefficient of determination. Visuals & Activities: Scatter plots, correlation tables, activity to fit a regression line on height-weight data. Board Exam + Real-World Weight: Correlation and regression numericals are standard in papers. Used in economics, medicine, and machine learning to forecast trends.
Time Series
Teaches analysis of data over time. Core Conceptual Targets: Components of time series: trend, seasonal, cyclical, irregular; methods to measure trend: semi-average, moving average, least squares. Visuals & Activities: Time series graphs, moving average tables, activity to deseasonalize data. Board Exam + Real-World Weight: Trend line fitting is common. Companies use time series for sales forecasting and stock planning.
Vital Statistics
Applies statistics to population data. Core Conceptual Targets: Birth rate, death rate, growth rate, infant mortality, fertility rate, life tables, and population projection methods. Visuals & Activities: Vital rate formula boxes, life table samples, activity to compute CBR from census data. Board Exam + Real-World Weight: Definitions and rate calculations are asked. Health departments and NGOs use vital stats for policy planning.
Interpolation
Covers estimating missing values. Core Conceptual Targets: Newton’s forward and backward formulas, Lagrange’s method, assumptions, and limitations. Visuals & Activities: Difference tables, solved interpolation examples, activity to estimate population for a missing year. Board Exam + Real-World Weight: Interpolation numericals carry good marks. Actuaries and demographers use it for data estimation.
Linear Programming
Introduces optimization techniques. Core Conceptual Targets: Objective function, constraints, feasible region, graphical method, basic feasible solution, simplex method introduction. Visuals & Activities: Graph of feasible regions, LPP formulation examples, activity to maximize profit under constraints. Board Exam + Real-World Weight: Graphical method is a must-do question. Businesses use LPP for cost minimization and resource allocation.
What Makes Statistics Important for Career Paths?
11th Class Statistics is the gateway to data-driven careers. Academically, it prepares students for BS Statistics, BBA, BS Economics, BS Data Science, and Commerce. The SLOs directly match first-year university courses, so mastery here reduces first-semester pressure. In daily life, statistics helps interpret news on inflation, election polls, sports averages, and medical study results, making students informed citizens. Career-wise, four major paths open: 1. Data Analysis: Banks, telecom, and e-commerce firms hire analysts who use mean, regression, and time series from this book. 2. Government Jobs: Pakistan Bureau of Statistics, State Bank, and Planning Commission recruit through NTS exams that test 11th-12th stats concepts. 3. Business & Finance: Accountants and financial planners use index numbers and dispersion to manage budgets and risk. 4. Research & Academia: NGOs and universities need statisticians for surveys, vital stats, and policy reports. ETEA tests for BS programs also draw heavily from these units.
Academic Benefits of Studying Statistics
- Quantitative Aptitude: Builds skill to compute mean, S.D, correlation, and index numbers
- Data Interpretation: Trains students to read graphs, tables, and CPI reports critically
- Logical Reasoning: Develops ability to choose correct average and method for data type
- Research Foundation: Teaches sampling, data collection, and presentation for projects
- Decision-Making: Linear programming and regression enable optimal choices under constraints
Targeted Audience for This Book
- Regular 11th Class Students
- Private Candidates
- KPTBB Teachers
- Tutors
- ETEA/NTS Aspirants
- Schools using KPTBB syllabus
Download Complete 11th Statistics Textbook PDF 2021-22
Download the full official 11th Statistics Textbook PDF for Academic Year 2021-22 and onward. It includes all 9 units, answers, glossary, index, diagrams, solved examples, activities, chapter summaries, and end-of-chapter exercises as per KPTBB. No key book content is included.