Statistics
165 NDA Mathematics previous year questions (PYQs) from 19 papers, 2017 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 83 easy · 62 moderate · 20 hard.
- Most-asked subtopics: Measures of Central Tendency — Mean, Median, Mode (75), Dispersion — Standard Deviation, Variance, Mean Deviation (47), Regression and Correlation (29).
- Updated 14 September 2026.
#1Measures of Central Tendency — Mean, Median, Mode
#2Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2017 · Q112Moderate
#3Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2017 · Q117Moderate
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#5Measures of Central Tendency — Mean, Median, Mode
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- NDA · Sep 2017 · Q117Moderate
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#7Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2018 · Q110Moderate
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#13Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2019 · Q109Moderate
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#15Measures of Central Tendency — Mean, Median, Mode
- NDA · Sep 2019 · Q103Moderate
#16Measures of Central Tendency — Mean, Median, Mode
- NDA · Sep 2019 · Q110Moderate
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#21Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2020 · Q104Moderate
#22Measures of Central Tendency — Mean, Median, Mode
#23Measures of Central Tendency — Mean, Median, Mode
- Set · 3 questionsDirections for the following three (03) items: Read the following information and answer the three items that follow:
Marks Physics Mathematics 10-20 8 10 20-30 11 21 30-40 30 38 40-50 26 15 50-60 15 10 60-70 10 6 #24Measures of Central Tendency — Mean, Median, Mode
#25Measures of Central Tendency — Mean, Median, Mode
- NDA · Apr 2020 · Q108Moderate
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- NDA · Apr 2021 · Q105Moderate
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- NDA · Apr 2021 · Q114Moderate
#35Measures of Central Tendency — Mean, Median, Mode
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#37Measures of Central Tendency — Mean, Median, Mode
- Set · 2 questionsDirection: Consider the following for the next two (02) items that follow. The marks obtained by 60 students in a certain subject out of 75 are given below: Marks: 15-20 (4), 20-25 (5), 25-30 (11), 30-35 (6), 35-40 (5), 40-45 (8), 45-50 (9), 50-55 (6), 55-60 (4), 60-65 (2).
- NDA · Sep 2021 · Q108Moderate
#38Measures of Central Tendency — Mean, Median, Mode
- NDA · Sep 2021 · Q109Moderate
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- NDA · Sep 2021 · Q111Moderate
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- NDA · Sep 2021 · Q113Moderate
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#45Measures of Central Tendency — Mean, Median, Mode
- Set · 3 questionsConsider the following for the next three (03) items that follow: The algebraic sum of the deviations of a set of values measured from 100 is and the algebraic sum of the deviations of the same set of values measured from 92 is 140.
- NDA · Apr 2022 · Q106Moderate
#46Measures of Central Tendency — Mean, Median, Mode
#47Measures of Central Tendency — Mean, Median, Mode
#48Measures of Central Tendency — Mean, Median, Mode
- Set · 2 questionsConsider the following data for the next three (03) items that follow: The marks obtained by 51 students in a class are in AP with its first term 4 and common difference 3.
#49Measures of Central Tendency — Mean, Median, Mode
#50Measures of Central Tendency — Mean, Median, Mode
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See all 165 questionsMore chapters in this subject
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