Set Theory, Logic, Probability, Statistics Forum

Undergrad The least squares approximation - best fit lines revisited

Undergrad Standard deviation and Bernoulli distribution

Undergrad Probability of Recurring Pairings in Random Groupings

Undergrad What Are Free Variables in Mathematics?

High School Is There a Formula for Compound Interest with Additional Payments?

High School Logic Resources for Intro to Computer Science Students

Undergrad Uniform Distribution: What If b-a < 1?

Undergrad Multiplication preceeding addition

Undergrad Understanding Standard Deviation for Sample Means in Statistics

High School Free Response AP Stats: Statistics and Probability

Undergrad Probability that one normal distribution exceeds another

Graduate Understanding Ordered Pairs to Notation and Definitions

High School Online documentations and suggestions

Undergrad Sets That Share Some Elements But Not Disjoint

Undergrad Is the Union and Intersection of a Null Collection Valid in Set Theory?

High School How Can I Calculate an Unbiased Average Movie Rating?

Graduate Generalized binomial coefficient with negative half-integer argument

Graduate Inducing on Q+: Is it Possible?

Undergrad Is modulo 6 of a random number the same as rolling a die?

Graduate Is Quantum Statistics Self-Defeating?

Undergrad Counting Randomly Popped-Up Ball Bounces - Statistical Analysis

Graduate What does relative interior mean compared to interior and relative boundary?

Graduate Finding the beta risk from the alpha risk

Undergrad Determining the fairness of a penny

Graduate First order logic: Soundness, Completeness, Decidability

Undergrad Solution yields 120 possibilities

Graduate Proving the Equivalence of Cardinalities with Hilbert's Hotel

Graduate Expressing Barber Paradox in functional notation?

Graduate Proving Suprenum of A and B: Bob's Question

High School Here is a fun math statistic/probability question

Graduate Does Repetition Affect the Fairness of Probability Games?

Graduate Can Godel's Unprovable Formulae Be Proven from Peano Axioms?

Graduate Negate "f has limit L at c": f does not have limit L at c

Graduate Count the number of winnable Freecell games?

Graduate Statistics looks so difficult, no way to simplify ?

Undergrad Express log(25/9) in terms of a and b

Undergrad Probability distribution on and within a sphere

Undergrad How to convince someone of statistical probibilities

Graduate Equivalence classes and integer representation on N×N

Graduate Proof of Injective Function Property

Undergrad Is 1.999...8 really equal to 2?

Graduate Not preferenced weight function

Graduate What is the relationship between sets and singleton sets?

Graduate Is the Union of Two Intervals Convex?

Graduate Estimate the number of red fishes in the pond

Undergrad Odds of two teams winning in 1917-18 then 2004-05 in baseball

Undergrad Principal Component Analysis vs Factor Analysis vs regression

Graduate Problem with null indexed family of subsets.

Graduate How to Estimate the Intrinsic Distribution

Undergrad A student's confusion over Student's t-test values

Undergrad Introducing Logical Tests in Equations?

Undergrad Can someone calculate a fun probability for me?

Undergrad Probabilty and sample spaces Definition

Graduate How to Convert a Nonlinear Function into Linear for Quadratic to Linear Fit?

Graduate Calculating Measurement Uncertainty for Conical Pendulum Experiment

High School Can pi digits be used as true random numbers?

Undergrad What is the probability of inaccessible items being needed in a day/month/year?

Undergrad Why divide by n-1 for sample variance instead of n

Undergrad Probability of Meeting Italian Who Speaks English in Italy

Undergrad Finding Combinations with Replacement: k from n

Undergrad Indirect Proof (Logic question)

Undergrad Can base-1 represent a nonzero integer ?

Graduate What is the Theory of Ideal Prime Factors?

Graduate Method of Moments Estimation for Rectangular Distribution

Undergrad How to measure if a statistic is accurate?

High School Sample Space of Selecting 5 Balls Without Replacement

Graduate Do Sigma-Algebras Need to Include the Empty Set and Underlying Set?

Undergrad Solving Combinations of a and b for ab=x, Order Matters

High School Counting Positive Integers in a Set of Numbers

Undergrad Why Are Transcendental Numbers Considered Uncountable?

High School Understanding Random Numbers in Physics

High School Relative Average Deviation - RAD

Graduate Modelling airline taxi duration with multiple variables and non-normal distribution

High School Want to learn about time series/forecasting

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Undergrad How many sums with 2 dollars, 2 quarters, and 3 nickels?

Undergrad Probability of the Bible Codes

Graduate Miscellaneous pointset topology and measure theory

High School Bored in math class, figured out mixture problems.

Graduate Truth value of for all x in {} and there exist x in {}

Graduate How can Turing machines be used to model sets?

Undergrad Probability distribution comparison

High School Logic-Based Comparison: Determining the Larger Number between 2^1000 and 500!

Graduate Proving Q is Transitive in Mendelson's Topology

Undergrad Can the Universal Set be Defined as the Union of Two Sets?

Undergrad Is the projection from R^2 to R, with f(x,y)=x, both open and closed?

Graduate Boundary of the union of two sets

High School How Many Significant Figures: (11.13-2.6)*10^4+(103.05+16.9)*10^-6

Undergrad Are these statements about real numbers erroneous?

Graduate How Do Nonstandard Models of Arithmetic Impact Godel's Theorem Extensions?

Graduate Can a PDF be normalized by scaling the argument instead of multiplying?

Graduate What are hyperreal numbers and how are they constructed?

Graduate Measurement Error vs Uncertainty: Philosophical Differences

Undergrad Entropy is typically referred to as a measure of disorder

Graduate How Do You Use Intrinsic Functions to Sample from a Normal Distribution?

Graduate Is \Re^\infty Used for Sets with Zero Elements?

Graduate Probability distribution of horses

Graduate Are the digits of pi truly random?

High School How Many Elements Are in the Intersection of Two Sets with No Common Elements?

Undergrad How to visualize joint uniform distribution