Set Theory, Logic, Probability, Statistics Forum

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.

Threads

Undergrad Is There a Secret Message Hidden in Shakespeare's Plays and Harry Potter Books?

  • dj023102
  • · Replies 10 ·
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10

Graduate Proof of ΦxΦ = Φ and the special case of \emptyset\times\emptyset =\emptyset

  • evagelos
  • · Replies 30 ·
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30

Undergrad I have a very very basic question on CDF and limits

  • Roni1985
  • · Replies 1 ·
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1

Undergrad Proof: Is (\neg B \wedge (A \Rightarrow B)) \Rightarrow \neg A a Tautology?

  • dcramps
  • · Replies 1 ·
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1

Undergrad Probabability and Stats For Profit

  • ojsimon
  • · Replies 6 ·
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6

Undergrad Engineering Statistics: Probability & Theory Resources

  • electronic engineer
  • · Replies 3 ·
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3

Graduate What's the Difference Between Algebras and Sigma-Algebras in Probability?

  • MathNerd
  • · Replies 3 ·
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3

Undergrad Neither the player nor the dealer is dealt a blackjack

  • Physics_wiz
  • · Replies 5 ·
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5

Graduate Set theory cardinality question

  • klabatiba
  • · Replies 4 ·
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4

Graduate Why Define Sigma Algebras and What Sets Are Included?

  • RedX
  • · Replies 14 ·
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14

Graduate Can Higher Order Central Moments Be Zero When Variance Approaches Zero?

  • benjaminmar8
  • · Replies 2 ·
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Undergrad Statistically independent confusion

  • alibabamd
  • · Replies 4 ·
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4

High School What is the Contrapositive Statement of Two Non-Negative Numbers?

  • kingwinner
  • · Replies 7 ·
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7

Graduate Confirm Normalization: Is Something Wrong?

  • Somefantastik
  • · Replies 2 ·
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2

Graduate Infinite Variance VS Zero Variance

  • cacosomoza
  • · Replies 4 ·
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4

Undergrad What is the Inductive Property in Set Theory?

  • Dragonfall
  • · Replies 4 ·
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4

Undergrad Probability of next prediction being correct

  • IMK
  • · Replies 2 ·
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2

Graduate Example of transitive but not well ordered set needed

  • dream runner
  • · Replies 2 ·
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2

Undergrad Tennis Probabilities: Player A vs. Player B

  • musicgold
  • · Replies 15 ·
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15

Undergrad Can a Set Be a Member of Itself?

  • traldi
  • · Replies 41 ·
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Graduate Why Is the Conditional Entropy of g(X) Given X Zero?

  • PhillipKP
  • · Replies 2 ·
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2

Graduate Proof of "x or x implies x" using Lukasiewics Axiom System

  • techmologist
  • · Replies 3 ·
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3

Graduate What is a semialgebra and how does it work in set theory?

  • LeonhardEuler
  • · Replies 4 ·
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4

Graduate Prove REPLACEMENT Theorem in Propositional Logic

  • RyozKidz
  • · Replies 3 ·
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3

Undergrad Uncertainty on the number of trials in binomial distributions?

  • penguindecay
  • · Replies 1 ·
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1

Graduate Mathematical impact of outliers on accuracy of models

  • Galteeth
  • · Replies 7 ·
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7

Graduate How to Derive Uncertainty from Mean and RMS?

  • penguindecay
  • · Replies 2 ·
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2

Undergrad Solve the Problem: Betting on the World Series Game 1

  • wofsy
  • · Replies 7 ·
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7

Graduate Finite Models of ZF - Infinity

  • Dragonfall
  • · Replies 2 ·
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2

Undergrad Question about Mean Squared ErrorWhy Squared?

  • Saladsamurai
  • · Replies 10 ·
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10

Graduate Correlation, linear or curvilinear

  • fisico30
  • · Replies 1 ·
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1

Undergrad How to Calculate a Trend for Binary Time Series Data?

  • IMK
  • · Replies 2 ·
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2

Graduate Proving Vertex Count in a Graph with Girth 5 and Minimum Degree d

  • MathematicalPhysicist
  • · Replies 2 ·
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2

Graduate How to Show That W Follows a Gamma Distribution

  • gerv13
  • · Replies 2 ·
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2

Graduate Work out the variance of the gamma

  • gerv13
  • · Replies 3 ·
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3

Undergrad Is the Absolute Value of a Random Variable Also a Random Variable?

  • jetoso
  • · Replies 14 ·
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14

Graduate Information in a metric question

  • wvguy8258
  • · Replies 10 ·
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10

Graduate Let the p.m.f. of M be defined by f(x)=x/8,x=1,3,4.

  • morr485
  • · Replies 1 ·
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1

Graduate Graph thoery question (Bondy's theorem).

  • MathematicalPhysicist
  • · Replies 2 ·
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2

Graduate No of primes less than a given number

  • srijithju
  • · Replies 5 ·
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5

Graduate Information theory question related to ecology

  • wvguy8258
  • · Replies 2 ·
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2

High School What is the domain of f(x) = x + 1?

  • Kys91
  • · Replies 12 ·
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12

Undergrad Uncertainty of binomial distribution?

  • penguindecay
  • · Replies 9 ·
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9

Graduate Constructing a Set with One Element from Each Uncountably Infinite Subset

  • SW VandeCarr
  • · Replies 7 ·
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7

Graduate Proving that d=gcd(a,b) iff 1=gcd(a1,b1)

  • mathrocks
  • · Replies 2 ·
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2

High School Explain/solve the Matching Problem in the simplest terms

  • redphoton
  • · Replies 4 ·
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4

Graduate ARE integers ordered pairs of natural numbers:

  • lolgarithms
  • · Replies 4 ·
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4

Graduate Covariance function iif Moving Average process

  • Pere Callahan
  • · Replies 2 ·
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2

Undergrad Infinite or Finite: Examining Line Segments

  • cam875
  • · Replies 3 ·
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3

Graduate Analysing Sample's Statistical Fluctuation Probability

  • Swatje
  • · Replies 3 ·
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3

High School How Do You Calculate Grade Percentages for Different Course Elements?

  • Esmée
  • · Replies 1 ·
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1

Undergrad Conditional Probability with combinatorics

  • dmpiq
  • · Replies 4 ·
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4

Graduate How to Derive the PDF of a Continuous Random Variable?

  • mcfc
  • · Replies 2 ·
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2

Undergrad Solving Statistics Retour: 95% Confidence Interval & Hypothesis Test

  • Mafer
  • · Replies 1 ·
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1

Undergrad Modular Arithmetic - RSA Encryption

  • ice109
  • · Replies 3 ·
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3

Graduate Uncountable Set with this property

  • Dragonfall
  • · Replies 20 ·
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20

Graduate How often do you return to the origin in a random walk?

  • redphoton
  • · Replies 8 ·
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8

Graduate Standard Deviation not equal to experimental uncertainty?

  • AcidRainLiTE
  • · Replies 5 ·
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5

Undergrad Forecasting Monthly Expenditures Using Normal Distribution in Excel

  • physics911
  • · Replies 1 ·
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1

Undergrad Looks like a simple probability calculation but am I getting it right?

  • EliteLegend
  • · Replies 3 ·
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3

Undergrad How Can You Calculate the Probability of Winning with an Unfair Coin?

  • pagheca
  • · Replies 2 ·
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2

Graduate Proving Inverse Gamma Variance: Step-by-Step Guide

  • confused88
  • · Replies 1 ·
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1

Graduate Understanding Borel's Field Diagram

  • vandanak
  • · Replies 1 ·
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1

Undergrad Is There a Way to Fit Lines of Worst Fit Using Statistical Packages?

  • Beam me down
  • · Replies 8 ·
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8

High School Call Option Basics: Intrinsic & Time Values Explained

  • adnan jahan
  • · Replies 2 ·
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2

Undergrad Mathematical tool in which tables are formed and normalization

  • MAKKI
  • · Replies 1 ·
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1

Graduate K Engine Start Probability Calculator

  • ankitj
  • · Replies 4 ·
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4

Undergrad Derivative of cumulative function

  • toltol
  • · Replies 4 ·
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4

Graduate Solving Poisson Process Problem: Probability of Mis-Diagnosis

  • ankitj
  • · Replies 4 ·
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4

Graduate How Can You Determine the Characteristic Function of Joint PDFs?

  • emptyset
  • · Replies 4 ·
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4

High School Define variation to a beginner

  • mkir
  • · Replies 1 ·
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1

Undergrad How to calculate regression of a logistic curve

  • brandy
  • · Replies 1 ·
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1

Graduate Something I have always wondered

  • 0xDEADBEEF
  • · Replies 1 ·
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1

Undergrad What does SIGMA mean in mathematics?

  • vokurka
  • · Replies 3 ·
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3

Undergrad Possible number of combinations.

  • dE_logics
  • · Replies 3 ·
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3

Undergrad I have N different objects and I choose g out of them

  • qasdc
  • · Replies 2 ·
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2

Undergrad Proving Set Theory: A⊆B Equivalence

  • rbnphlp
  • · Replies 4 ·
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4

Graduate What does this mean for the relationship between X and Y?

  • kingwinner
  • · Replies 19 ·
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19

Undergrad What does it mean for X and Y to be compared in terms of their expected values?

  • kingwinner
  • · Replies 6 ·
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6

Undergrad Probability Learning Material - Any

  • rinatoc
  • · Replies 1 ·
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1

Graduate Expectation of X_t When Pr(X_t>b)=0: Finite?

  • St41n
  • · Replies 1 ·
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1

Graduate Does there general formula for k-Statistic?

  • LHS1
  • · Replies 1 ·
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1

Undergrad Understanding Probability Distributions for Generating Random Data

  • EliteLegend
  • · Replies 2 ·
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2

Undergrad Variables with t and Chi-sq distributions

  • musicgold
  • · Replies 1 ·
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1

Undergrad Method for ranking multiple items based on a population of rankings?

  • KingNothing
  • · Replies 2 ·
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2

Undergrad Uncertainty and the mean and standard deviation

  • e2m2a
  • · Replies 2 ·
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2

Undergrad Counting and Probability: Determine product efficacy

  • logicaljoe
  • · Replies 1 ·
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1

Graduate Can a Bounded Random Variable Be Found for Almost Equal Random Variables?

  • student12s
  • · Replies 3 ·
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3

Graduate What are the applications of higher order statistics?

  • fisico30
  • · Replies 1 ·
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1

Graduate Computing expected number of particle collisions

  • homomorphism
  • · Replies 4 ·
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4

Undergrad Proof of Math Induction: 1^2 + 2^2 + ... + n^2 = n(n+1)(2n+1)/6

  • logicaljoe
  • · Replies 1 ·
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1

Graduate Show L is Countable - Set of Continuities

  • student12s
  • · Replies 4 ·
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4

Undergrad Proving b_m ≥ ∑b_i^2 Under Given Conditions

  • fmilano
  • · Replies 1 ·
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1

Graduate Calculating Randomly Truncated PDF for X given T1 < X < T2

  • benjaminmar8
  • · Replies 7 ·
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7

Undergrad Does Vitamin Supplement Impact Birth Weight?

  • ghost305
  • · Replies 1 ·
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1

Undergrad Two-Up: Betting on the Ninth Game?

  • mathsgeek
  • · Replies 5 ·
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5

Graduate Gamma Function Complex Argument: Problems in Stat Phys & How to Calculate

  • Petar Mali
  • · Replies 4 ·
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4

Undergrad Integral or probability question

  • Boxc
  • · Replies 1 ·
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1

Graduate The Cov(X,Y) on a square dart board

  • BookMark440
  • · Replies 3 ·
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3

Graduate The intersection of an empty collection of subsets of X is equal to X?

  • ModernLogic
  • · Replies 2 ·
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2