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Join experts in discussion on Set Theory, Logic, Probability, Statistics topics. Fundamentals in Set theory, logic and proofs. Probability and statistics also. Homework help is available.
High School Bunkbed Conjecture Debunked?
  • fresh_42
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Undergrad Tough Textual Criticism math statistics question
  • Eturnal
  • · Replies 19 ·
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19
High School Probability of hitting a target
  • Agent Smith
  • · Replies 10 ·
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Undergrad Testing multiple hypotheses
  • Agent Smith
  • · Replies 10 ·
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10
High School What motivates Bayes' Theorem?
  • Agent Smith
  • · Replies 47 ·
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High School The Probability of an Event
  • erobz
  • · Replies 11 ·
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11
High School Statistical Errors, Type I and Type II
  • Agent Smith
  • · Replies 43 ·
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Undergrad Question about ARMA process: Changing a Stochastic Process into a Transfer Function
  • e0ne199
  • · Replies 2 ·
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Undergrad Construction of sigma-algebras: a counterexample
  • psie
  • · Replies 5 ·
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5
Undergrad How far and how close to p=0.05 for statistical significance?
  • fog37
  • · Replies 24 ·
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24
Undergrad Negation of statement involving cardinalities
  • psie
  • · Replies 10 ·
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10
Undergrad Help us calculate the likelihood an intelligent alien species exists!
  • TomVassos
  • · Replies 4 ·
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4
Undergrad What Is the Counterintuitive Probability in the Bag of Balls Problem?
  • Thecla
  • · Replies 18 ·
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18
High School Does average mean something like "as expected"?
  • Agent Smith
  • · Replies 9 ·
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9
Undergrad Probability of passing a disease down to a child or a group of siblings?
  • badr
  • · Replies 15 ·
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15
Undergrad What is a distinct feature of an ambiguous result?
  • tworitdash
  • · Replies 15 ·
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High School Experiment to test for causality
  • Agent Smith
  • · Replies 30 ·
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Undergrad What does a 95% confidence level mean in a poll?
  • Agent Smith
  • · Replies 23 ·
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High School How are critical values in statistical tests obtained?
  • Mayhem
  • · Replies 9 ·
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9
Undergrad How do I express that a 100% occurrence in a small sample is low "confidence"?
  • Archosaur
  • · Replies 6 ·
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6
Graduate How to set up and interpret Chi^2 test results for my data?
  • liquidFuzz
  • · Replies 11 ·
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11
High School What Defines a 2-Way Frequency Table?
  • Agent Smith
  • · Replies 7 ·
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7
High School The Paradox of 1 – 1 + 1 – 1 + 1 – 1 + …
  • bhobba
  • · Replies 5 ·
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Undergrad Logical representation of prime numbers
  • lys04
  • · Replies 19 ·
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High School Really simple mistake in this combinatorics problem?
  • tellmesomething
  • · Replies 19 ·
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High School Are both of these the same thing? (logical NOT and the complement rule)
  • Rev. Cheeseman
  • · Replies 24 ·
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High School Uncomputable Numbers and Rational Approximations
  • Pikkugnome
  • · Replies 4 ·
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High School Sequence formula needed - Keyword --> annuity
  • k.udhay
  • · Replies 10 ·
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High School Set Theory Question -- Which one is correct?
  • Heisenberg7
  • · Replies 4 ·
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Undergrad A controversial application of Bayesian reasoning
  • p78653
  • · Replies 1 ·
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Graduate Research about chained functions
  • badr
  • · Replies 2 ·
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2
Undergrad On injectivity of two-sided Laplace transform
  • psie
  • · Replies 5 ·
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5
Undergrad How to show these random variables are independent?
  • psie
  • · Replies 1 ·
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Undergrad Understanding extinction probability in simple GWP
  • psie
  • · Replies 1 ·
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1
Undergrad On the expected value of a sum of a random number of r.v.s.
  • psie
  • · Replies 3 ·
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3
High School Relative And Absolute Probability (Probability Of Picking A Red Ball)
  • Agent Smith
  • · Replies 8 ·
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8
Undergrad Does the generalized gamma distribution have a mgf?
  • psie
  • · Replies 1 ·
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1
Undergrad How (un)reasonable is graphic linear regression in a monolog graphic?
  • DaTario
  • · Replies 6 ·
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6
Graduate Dirac Delta: Normal -> Lognormal?
  • Steve Zissou
  • · Replies 11 ·
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High School A question about cardinalities
  • phil335
  • · Replies 5 ·
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5
Undergrad Markov Processes: Estimating Transition Probabilities
  • WWGD
  • · Replies 6 ·
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6
Graduate Area distribution of inscribed triangles in a circumference
  • Alex_Shev
  • · Replies 12 ·
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12
Undergrad Expected value of X~Geom(p) given X+Y=z
  • BerriesAndCream
  • · Replies 5 ·
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Undergrad Proof request for best linear predictor
  • psie
  • · Replies 1 ·
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High School Are Implication and Equivalence Interchangeable in Logic?
  • Heisenberg7
  • · Replies 9 ·
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9
Undergrad On Jensen's inequality for conditional expectation
  • psie
  • · Replies 1 ·
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Undergrad Is this conditional expectation identity true?
  • psie
  • · Replies 1 ·
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Undergrad Help understanding conditional expectation identity
  • psie
  • · Replies 1 ·
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Undergrad Total Winning Saddlecloth Numbers
  • mozzie789
  • · Replies 1 ·
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Undergrad Adding random numbers: Tolerance analysis
  • Juanda
  • · Replies 11 ·
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Undergrad Observational Studies: What to Believe
  • gleem
  • · Replies 3 ·
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3
Undergrad On transformation of r.v.s. and sigma-finite measures
  • psie
  • · Replies 1 ·
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Graduate Mapping and Recovering Combinations: A Challenge in Combination Theory
  • raminee
  • · Replies 11 ·
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Undergrad Group extensions (question about definitions)
  • Korybut
  • · Replies 0 ·
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Undergrad What branch of electrical engineering uses a lot of probability?
  • badr
  • · Replies 13 ·
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13
Undergrad How to implement proper error estimation using MC
  • kelly0303
  • · Replies 3 ·
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3
Undergrad On pdf of a sum of two r.v.s and differentiating under the integral
  • psie
  • · Replies 2 ·
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Undergrad How to correct (adjust) Amazon ratings based on the number of reviews
  • Wes Turner
  • · Replies 2 ·
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High School Large Scale Data Collection
  • OmCheeto
  • · Replies 9 ·
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9
Graduate Axiom of choice: Replacing a strong condition with a weaker condition
  • jose diez
  • · Replies 6 ·
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6
Undergrad Airplane crash probability fallacy
  • Username34
  • · Replies 20 ·
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20
High School Probability - two possible points of view?
  • Lotto
  • · Replies 7 ·
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7
Undergrad How to find this equivalent of the material conditional?
  • AimaneSN
  • · Replies 3 ·
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3
Undergrad Tennis Probabilities Challenge
  • PeroK
  • · Replies 14 ·
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High School Help answer student question about infinity?
  • mishima
  • · Replies 68 ·
3
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High School Creating a simple weighting and scoring system
  • Greg Bernhardt
  • · Replies 4 ·
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4
Undergrad Correlation vs causality implied by a graph
  • phinds
  • · Replies 45 ·
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Undergrad Citation needed: Only multivariate rotationally invariant distribution with iid components is a multivariate normal distribution
  • DrDu
  • · Replies 3 ·
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Graduate Karhunen–Loève theorem expansion random variables
  • cianfa72
  • · Replies 1 ·
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1
Undergrad Time Series Models vs Models Used for Cross-sectional Data
  • fog37
  • · Replies 14 ·
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High School Part to Whole comparison
  • SHASHWAT PRATAP SING
  • · Replies 8 ·
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Undergrad Calculating the inverse of a function involving the error function
  • ergospherical
  • · Replies 3 ·
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3
Undergrad How to determine if a set is a semiring or a ring?
  • WMDhamnekar
  • · Replies 2 ·
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High School Do All Digit Sequences in Pi Occur Equally Often?
  • saddlestone-man
  • · Replies 9 ·
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9
Undergrad Practice With Proofs? (Algebra, Trig, and Calc)
  • Ascendant0
  • · Replies 6 ·
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6
High School Should I be treating the data I have as a Population or Sample?
  • SumDood_
  • · Replies 14 ·
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Graduate How Can We Analyze an Exam with Varying Multiple Choice Options?
  • WWGD
  • · Replies 5 ·
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Undergrad Supremum of a set, relations and order
  • lys04
  • · Replies 35 ·
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Undergrad Contrapositive of theorem and issue with proof
  • psie
  • · Replies 5 ·
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5
High School Binary variables (Absolute values)
  • Rev. Cheeseman
  • · Replies 2 ·
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High School Is Averaging Individual Slopes Equivalent to Linear Regression?
  • sawtooth500
  • · Replies 4 ·
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High School Why did it suddenly become subtractive? (Example of Bayes’ Theorem)
  • Rev. Cheeseman
  • · Replies 9 ·
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9
Undergrad How Many Unique Games of Commander Can Be Played?
  • Khursed
  • · Replies 4 ·
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4
High School Can an infinite decimal expansion of a number repeat once?
  • docnet
  • · Replies 15 ·
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15
Undergrad A variation of the sleeping beauty problem
  • Demystifier
  • · Replies 57 ·
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High School What theorems are available when using modulo arithmetic?
  • jedishrfu
  • · Replies 11 ·
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11
Winning Tennis with Probability 0.3 and 0.7
  • WMDhamnekar
  • · Replies 4 ·
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4
Graduate Concrete examples of randomness in math vs. probability theory
  • gentzen
  • · Replies 11 ·
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11
High School Can I replace ##X_n = i## with ##A## to type less? Rules of math.
  • docnet
  • · Replies 5 ·
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5
Undergrad Are different interpretations of probability equivalent?
  • kered rettop
  • · Replies 25 ·
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25
High School Maze Proof and Statistical Mechanics
  • jedishrfu
  • · Replies 1 ·
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High School Logic Problem: Figuring Out How Many Apples Each Man Ate
  • MeesaWorldWide
  • · Replies 9 ·
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9
Undergrad How to Express Non-regular Prior Distributions by Mathematical Formula
  • nizi
  • · Replies 2 ·
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2
Undergrad Stationary time series with seasonality...
  • fog37
  • · Replies 8 ·
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Undergrad Probability, observers and the multiverse
  • JuneSpring25
  • · Replies 3 ·
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3
Undergrad Normality of errors and residuals in ordinary linear regression
  • fog37
  • · Replies 3 ·
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Undergrad Time series analysis and data transformation
  • fog37
  • · Replies 8 ·
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8
Undergrad Desirable estimator properties...
  • fog37
  • · Replies 7 ·
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7
Graduate Omniscience principle and generic convergent sequence
  • olliehaken
  • · Replies 0 ·
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0
Graduate Putting upper bounds from a null result
  • kelly0303
  • · Replies 7 ·
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7