Category: Statistics and Quantitative Aptitude
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Number System, AP/GP & Mensuration (2D/3D) High-Yield Notes for UPSC Recruitment Tests
88,776 views
Revise divisibility, HCF/LCM, arithmetic and geometric progressions, plane areas, solid volumes and solved quant questions.
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Probability, Permutations & Combinations: Formulae & Solved PYQs for EPFO & DRDO SAO
88,776 views
Counting rules, nPr, nCr, conditional probability, Bayes, binomial and solved exam-style examples for EPFO and DRDO.
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Correlation, Regression, Index Numbers & Sampling Techniques for UPSC RTs
88,776 views
EPFO statistics notes on Pearson, Spearman, regression, index calculations and probability versus non-probability sampling.
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Measures of Dispersion: Range, Quartile Deviation, Variance, Standard Deviation & Coefficient of Variation
88,776 views
Master range, quartile deviation, variance, sample and population standard deviation, coefficient of variation and solved MCQs.
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Statistics for UPSC EPFO APFC: Mean, Median, Mode (Arithmetic, Geometric & Harmonic)
88,776 views
Learn arithmetic, weighted, geometric and harmonic means, median, mode and grouped-data formulas with solved examples.
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