AD-302 RGPV B.Tech
Probability and Statistics for Data Science (PSDS)
Previous year papers and the official syllabus are free to read, no account needed.
Previous Year Papers
5 papers, latest Dec 2025
- AD-302 paper, Dec 2025
- AD-302 paper, Dec 2024
- AD-302 paper, Dec 2023
- AD-302 paper, Jun 2023
- AD-302 paper, Nov 2022
Syllabus, notes and important questions for AD-302
Syllabus units
Topics as the official RGPV syllabus lists them.
Unit 1 Data Science and Statistics Fundamentals 4 topics
- Data Science: Introduction and Data Science Life Cycle
- Statistics: Descriptive and Inferential Statistics
- Measures of central tendency: Arithmetic Mean, Median, Mode, Geometric Mean, Harmonic Mean, Partition values
- Measures of dispersion: Range, Quartile Deviation, Mean deviation, Standard Deviation, Variance, Coefficient of Dispersion
Unit 2 Probability Theory and Distribution Shape Measures 3 topics
- Skewness, Kurtosis, Moments; measures of skewness and kurtosis
- Theory of probability: definition of probability, events, sample space, laws of addition and multiplication, conditional probability
- Independent and dependent events, Bayes’ theorem, mathematical expectations, moment generating functions
Unit 3 Theoretical Distributions and Curve Fitting 3 topics
- Discrete distributions: Binomial distribution and Poisson distribution
- Continuous distributions: Rectangular (uniform) distribution and Normal distribution
- Curve fitting: Methods of least squares, fitting a straight line and a parabola
Unit 4 Correlation and Regression Analysis 2 topics
- Correlation: Pearson correlation coefficient, rank correlation, lines of regression
- Multiple and partial correlation
Unit 5 Hypothesis Testing and Significance Tests 2 topics
- Testing of hypothesis: null and alternative hypotheses, Type I and Type II errors, level of significance, power of the test
- Tests of significance: chi‑square distribution, tests of variance and goodness‑of‑fit, t‑distribution, F‑distribution, Z‑distribution and related tests
Exam insights
Counted from 5 past AD-302 papers.
Marks asked per paper, by unit
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Unit 1 Data Science & Statistics Basics 17 marks
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Unit 2 Moments and Theory of Probability 22 marks
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Unit 3 Theoretical Distribution and Curve Fitting 35 marks
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Unit 4 Correlation and Regression 20 marks
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Unit 5 Testing of Hypothesis and Tests of Significance 14 marks
Average marks of the questions from each unit in one paper. You answer only some of them, so the total is more than the paper’s maximum.
Asked again and again
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Single-sample t-test for population mean (test sample mean against hypothesized mean / compute t-statistic)
Asked 4 times: 2025, 2024, 2023
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Calculate Karl Pearson's coefficient of correlation between two variables from given bivariate data.
Asked 4 times: 2025, 2024, 2023, 2022
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Calculate Spearman's rank correlation coefficient between two variables $X$ and $Y$ from given data.
Asked 3 times: 2025, 2024, 2023