XII-Statistics Solved Papers

The paper pattern of XII Statistics till 2009 was simple, There is no section in the paper. Students are required to attempt any five (5) questions out of eight (8) questions. The syllabus consist of the following topics:

• INTRODUCTION TO STATISTICS
• PRESENTATION OF DATA (Frequency distribution table, Mid-point, Relative frequency, Cumulative frequency)
• GRAPHS AND DIAGRAM (Histogram, Frequency polygon, Frequency curve, Ogive, Simple bar diagram, Multiple bar diagram, Sub-divided bar diagram, Pie chart)
• AVERAGES (Arithmetic mean, Corrected mean, Combine mean, Median, Mode, Median by graph, Mode by graph, Emperical relationship)
• INDEX NUMBER (Fixed base method, Chain base method, Simple aggregative method, Average of relative method – fixed base, Average of relative method – chain base, Laspeyre’s index number, Paasche’s index number, Fisher’s index number)
• PROBABILITY (Permutation, Combination, Probability, Mutually exclusive events, Not-mutually exclusive events, Dependent events, Independent events)

In 2010, the Board of Intermediate Education, Karachi has changed the paper pattern of Statistics. Paper consists of three sections. Section – A for Multiple Choice Questions containing 10 MCQs of 10 marks, Section – B for short answer questions containing 8 questions and students are required to attempt any 5 questions of 5 marks each (total marks 25) and Section – C containing three part questions out which students are required to attempt any two part questions of 7.5 marks each (total 15 marks).