Statistics
30 CBSE Class 10 Mathematics practice questions with answers and worked solutions.
About this chapter
- Difficulty: 6 easy · 18 moderate · 6 hard.
- Most-asked subtopics: Mean of Grouped Data (12), Median of Grouped Data (9), Mode of Grouped Data (9).
- Updated 18 September 2026.
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The marks distribution of 30 students in a mathematics examination is given in Table 13.3 of Example 1, reproduced here:The mean of this distribution was found in Example 1 to be 62.Class interval 10 - 25 25 - 40 40 - 55 55 - 70 70 - 85 85 - 100 Number of students 2 3 7 6 6 6 #16Mode of Grouped Data
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