Set Theory, Logic, Probability, Statistics Forum

Graduate Information Theory: Data Processing Inequality, violation?

Undergrad Is logic the deductive science of all possible worlds?

Undergrad Is the Function f(x) = 2x + 3 Continuous Over All Real Numbers?

Graduate How do formal proofs ensure the correctness of mathematical arguments?

Undergrad Converting Error in Log2 Form for Arbitrary Base

Graduate Evaluating an exponential of a really large negative number

Graduate Tchebysheff proof, help understanding transition to last step

High School Performing Regression Analysis on Excel: Two Methods

Undergrad What is the Inequality Used in Solving Probability Problems?

Graduate Causality based on conflicting data

Graduate Second and higher-order probabilities

Graduate What is the Probability of Non-Overlapping Coins on a Rectangular Carpet?

Undergrad Weighted vs minimum threshold regression for pass rates by age

Undergrad Sample size without standard Deviation

Undergrad What does this simple notation mean?

Graduate Characteristic functions, Bochner's Thm.

Undergrad Understanding Joint Probability with No-Replacement Rule

Graduate What is the Gaussian Integral for Moments?

Undergrad Interpreting Shapiro-Wilk test results with p-values

Undergrad The Probability of Ruin Matrix - How to calculate?

Undergrad Why does Bayesian statistics suggest tails after flipping heads?

Undergrad PLAUSIBILITY OF MU = 7 FOR FLORIDIAN STUDENT NEWSPAPER READING HABITS?

Undergrad Probability that A is between B and C in a line of 8 people

High School What does division represent in probability?

Undergrad Impossible Circle? Can Lines Form a Circle?

Undergrad Pdf of exponetial distribution

Undergrad Closed formula for sum of first s binomial coefficients

Graduate Prob. for average value or less in binomial distribution?

Undergrad Can a set be an element of itself?

Undergrad How Are PDF and CDF of Order Statistics Related?

Graduate PDF and CDF Integration Simplification

Graduate What is the difference between E(Y|X) and E(Y|X=x) in linear regression models?

High School A very basic question: can the null set be the domain of a function?

High School Calculate Probability of 1 or 2 Aces in 4 Cards

Undergrad Statistical Uncertainty for Discrete Events

Undergrad What things can i do with set of X and Y variables

Graduate How Do You Calculate the Cramer-Rao Lower Bound for θ?

Undergrad Probability of Finishing First or Last in The Premiership Sweepstakes

Graduate Closed sets in a topological space

Undergrad Calculate Gamma Distribution: 5% at $627, 95% at $1444

Undergrad Confidence Interval for a function of a parameter

Graduate Evaluate the iterated intergal by converting to polar coordinate?

Graduate Death Penalty and False Positives

Graduate Proof of least Squares estimators

Undergrad How Do You Calculate Probabilities in Waste Dump Site Investigations?

Graduate How Can We Reduce Bias in LogNormal Mean Estimators?

Graduate How do you prove decidability of the empty theory and linear orders?

Graduate Stationary probabilities.(Markov chain).

Graduate Uniform error what does it mean?

Undergrad Fitting a Poisson distribution to radioactive decay counts

Graduate Understanding Order Statistics and Probability of Random RV Selection

Graduate Sensitivity analysis, missing data, and hypothesis testing

Graduate Finding the Average Number of Packets Needed to Complete the Word SPARK

Graduate Statistical test for 200 students all getting A on 38 performance tests

Graduate What is the difference between random error and residual?

Undergrad Multiple independent sample testing with proportions

Undergrad Polynomial Fit in EXCEL does not work as it should

Undergrad Assumptions behind the OLS regression model?

Graduate Can \limsup and \liminf of IID RVs Be Shown to Be Unbounded?

Undergrad What is the limit of (2n+1)/(3n+7) as n approaches infinity?

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Graduate People who do foundations of maths?

Graduate Sensitivity Analysis for Missing Data: Picking Values to Try & Not Reject Null

Graduate When is a statistic insufficient according to the factorization theorem?

Graduate Finance question: delta confidence interval

Undergrad How Reliable is the Truth Serum in Determining Guilt?

Undergrad How Do You Give a Rigorous Proof for Fraction Multiplication?

Undergrad Two different sets of data which hypothesis tests to use?

Undergrad Chi squared test with zero expected value in a row

Graduate Time Series: Question on Stationarity

Undergrad Simple least squares regression problem. Am I doing anything wrongly?

Undergrad Find Upper Bound for abs(f(4)(x)) of f(x)=sin(sin(x))

Undergrad Probability of faulty parts shipped. Tough question

Undergrad Examples of Multiple Linear Regression Models

Undergrad Is Proving the Contrapositive Equivalent to Proof by Contradiction?

Graduate Prove NOR is Complete: Logic Problem Solved

Graduate Standard deviation of root mean square error

Graduate What Branch of Mathematics Does Gödel's Incompleteness Theorem Deal With?

Undergrad Layperson's description of multivariate gaussian distributions?

Undergrad Chi Square Test for Gaussian Distribution

Undergrad Smoothing algorithm for times series and slope measurement

Undergrad Study Shows Low Average of Books Read, Man Debates Its Validity

Graduate Prove that the law of excluded middle does not hold in some many-valued logic

Graduate Expected value of bivariate pdf

Graduate Complexity Classes as Pure Sets

Undergrad How do I use a Linear Prediction Filter?

Undergrad How Do You Compute E(f(x)) for Uniformly Distributed Variables?

High School 64 events occurring in the flipping of a die

High School Calculate Probability of Winning Head and Tails Game

Undergrad Steps to follow to determine the right model for data?

Graduate Deriving the Dirac delta identity for point charges

Undergrad Empty relation and equivalence classes

Graduate Proving Set Convergence with Random Procedure

Graduate Set of non-invertible matrices is unbounded

Graduate How Does Hilbert's Paradox Create Vacancies in an Infinite Hotel?

Undergrad What is the probability that only 2 colors are chosen?

Graduate Finding the covariance parameter in bivariate Poisson decomposition

Undergrad Evaluating similarity between two subsets

Graduate Does E(X) = ∫(1-F(x))dx hold for discrete and continuous random variables?

Graduate Expected length of longest winning streak in a 162-game baseball season