Class 10 Math: Statistics Important Exam Questions

NexPro Tools Mathematics TeamJune 5, 20266 min read

Preparing for school exams or final CBSE boards requires practicing questions patterned after official grading schemes. We have compiled a list of crucial questions for Class 10 Statistics to help you test your mastery.

Exam-Pattern Questions and Answers

Question 1 (MEDIUM)

The following table gives the life times of 400 neon lamps: Life time (in hours) Number of Lamps 300 - 400 14 400 - 500 56 500 - 600 60 600 - 700 86 700 - 800 74 800 - 900 62 900 - 1000 48 Represent the given information with the help of a histogram.

This is a descriptive problem. Work out all steps on paper before checking the solution.

Solution Explanation & Steps: Review standard NCERT class formulas for details.

Question 2 (HARD)

A family with a monthly income of Rs 20,000 had planned the following expenditures per month under various heads: Draw a bar graph for the given below data. Heads Expenditure (in thousand rupees) Grocery 4 Rent 5 Education of children 5 Medicine 2 Fuel 2 Entertainment 1 Miscellaneous 1

This is a descriptive problem. Work out all steps on paper before checking the solution.

Solution Explanation & Steps: SECTION - D Questions 32 to 35 carry 5 marks each.

Question 3 (MEDIUM)

Draw a frequency polygon for the following distribution: Marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 No. of marks 7 10 6 8 12 3 2 2

This is a descriptive problem. Work out all steps on paper before checking the solution.

Solution Explanation & Steps: x f (x, f) 5 7 (5, 7) 15 10 (15, 10) 25 6 (25, 6) 35 8 (35, 8) 45 12 (45, 12) 55 3 (55, 3) 65 2 (65, 2) 75 2 (75, 2)

Grading Step-Marking Guidelines

Remember that teachers award partial marks for writing down formulas, stating the given variables, and drawing diagrams. Never leave a question blank on an exam. Write down the relevant formulas and initial substitution steps to secure partial credits.

šŸ“š Class 10 Math Resource Hub for Statistics: ā€¢ šŸ§® Interactive Solver: Solve Statistics Problems - Verify steps in real-time. ā€¢ šŸ“ Timed Practice Quiz: Take Statistics Online Quiz - Test your speed and concepts. ā€¢ šŸ“„ Printable Worksheet: Download Statistics PDF Worksheet - Interactive problems with answers. ā€¢ šŸ“ Formula Sheet: View Statistics Key Equations - Complete revision references. ā€¢ šŸ”„ Next Topic Guide: Probability Study Notes ā€¢ šŸŽ“ Syllabus Overview: Class 10 Mathematics Portal - Access all chapter guides.
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