Statistics & Probability

Measures of central tendency, dispersion, correlation, regression, and probability theorems.

Target: EPFO APFC 2026•Topic-Level RAG Context Active•Model: Nemotron 3.5 Lightning 30B / 120B

Subtopics in Statistics & Probability

Mean, Median, Mode & Dispersion

Arithmetic/Geometric/Harmonic Mean, Median, Mode, Standard Deviation, and Variance.

Permutations, Combinations & Probability

nPr, nCr, Independent events, Conditional probability, and Bayes' Theorem.

Topic Overview

Measures of central tendency, dispersion, correlation, regression, and probability theorems.

Historical UPSC EPFO PYQ Relevance

2 Matched PYQs

2025•EPFO APFC•General Ability Test• Q.80

Full Question

Two unbiased dice, each marked 1 to 6 on their faces, are rolled simultaneously. What is the probability that the sum of the outcomes on the top faces of both dice is 7 or 10 ?

2023•EPFO APFC•General Studies• Q.74

Full Question

74. Suppose that x and y are distinct variables that take values from {l, 2, 3, 4, 5, 6}. What is the probability that the value of the expression xy+ x + y is even?

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