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 Finding E[X], variance, and E[2^X] for discrete distributions
- sinyoungoh
- · Replies 1 ·
High School How can an axiom be subject to necessary decision?
- General_Sax
- · Replies 2 ·
Undergrad Calculate odds ratio and fisher's exact text
- hoffmann
- · Replies 2 ·
Graduate Is Calculating Variance Reduction in PCA Accurate?
- Philip Wong
- · Replies 3 ·
Undergrad What is the Probability of Your MarioKart Wii Track Being Chosen?
- moonman239
- · Replies 2 ·
Graduate What is the connection between sequence of sets and sequence of functions?
- cappadonza
- · Replies 2 ·
Undergrad Does range of scores indicate variance without computing it?
- mohamma1
- · Replies 3 ·
Graduate Proving Variance of t Distribution
- DavidLiew
- · Replies 1 ·
Undergrad Are successive cards dependent without knowing the first card?
- Beryligos
- · Replies 7 ·
Graduate Actual and potential infinities
- shunyadragon
- · Replies 6 ·
Graduate What is the non-lattice definition of non-lattice?
- techmologist
- · Replies 6 ·
Undergrad What is the Cardinality of Sets X, Y, and A, B, C?
- Aeonitis
- · Replies 5 ·
Undergrad Find Number of Permutations of 2D Numbers Constrained by Sum n
- Ketsha
- · Replies 4 ·
Undergrad Statistics on games, how do you know if it is fair?
- KFC
- · Replies 9 ·
Undergrad Proving linearity of a function
- tkim90
- · Replies 1 ·
Graduate What Are the Conditions for Prob(wx + y < c) ≈ Prob(wx < c) as w → ∞?
- jillna
- · Replies 2 ·
Undergrad How to Calculate Crime Probability Using Poisson and Binomial Distributions?
- zzod
- · Replies 4 ·
Undergrad Is there a better way to evaluate stability in simulated cellular automata?
- starrymirth
- · Replies 4 ·
Undergrad Grand jury problem (LOGIC problem solving)
- einasteph29
- · Replies 3 ·
Undergrad Determining the percentage of points away from the Mean
- nemesis24
- · Replies 7 ·
Undergrad How get the significant difference from arithmetic means and SD?
- leonidnk
- · Replies 13 ·
Undergrad Post Production System Question, Pｌｓ ｈｅｌｐ ｍｅ
- numberthree
- · Replies 1 ·
Undergrad Probability problem that is driving me crazy.
- Karlx
- · Replies 11 ·
Undergrad Profitability Ranking (basic markets)
- oddjobmj
- · Replies 3 ·
Graduate Average of ratios vs ratio of averages for paired measurements
- FrankDrebon
- · Replies 3 ·
Undergrad Difference between Power Sets and Sample Space
- thrillhouse86
- · Replies 7 ·
Undergrad Understanding Skewness in Excel
- FrostScYthe
- · Replies 3 ·
Undergrad What Percentage of Washers Falls Outside the Tolerance Range?
- ElBell
- · Replies 2 ·
High School What is the chance of winning a chocolate bar in this promotion?
- Dr Chaos
- · Replies 4 ·
Undergrad Sampling Distribution of the Means
- Saladsamurai
- · Replies 6 ·
Graduate When is a proof rigurous 'enough' ?
- Damidami
- · Replies 17 ·
Graduate A sum involving binomial coefficient
- zh3f
- · Replies 1 ·
Undergrad Combinations with repetition (an intuitive way to it?)
- Ryker
- · Replies 2 ·
Undergrad Calculating Roulette Probability for Multiple Occurrences in Limited Spins
- TalonD
- · Replies 10 ·
Graduate Sampling random points inside a region for Monte Carlo integration
- Curl
- · Replies 15 ·
Undergrad How to correct regression towards the means
- Goldbeetle
- · Replies 1 ·
Graduate How Do You Determine Weight for Line Orientation in Different Sample Spaces?
- tresty
- · Replies 5 ·
Graduate Can Statements Be Mathematical Objects?
- Noxide
- · Replies 13 ·
Undergrad SD of Combined Math SAT Scores for Men and Women
- Whiz
- · Replies 1 ·
Undergrad Win Free Stuff at Work: Game Theory Strategies
- Diffy
- · Replies 3 ·
Graduate Random number with which distribution
- wmac
- · Replies 1 ·
Graduate Distribution of Number of Pieces
- mXSCNT
- · Replies 2 ·
Undergrad Calculating Lottery Odds: How Are Your Chances of Winning Determined?
- Gomar
- · Replies 4 ·
Undergrad Number of solutions to an equation
- praharmitra
- · Replies 3 ·
Undergrad Proving Basic Set Theory: Trichotomy, Union, Intersection, and Multiplication
- SpY]
- · Replies 5 ·
Graduate Can I interchange union and intersection over indexed sets this way?
- wayneckm
- · Replies 1 ·
Graduate Two vectors u,v ∈ V are said to be orthogonal if
- Noxide
- · Replies 2 ·
Graduate A billion consective zeros in pi
- Thecla
- · Replies 29 ·
High School How do you calculate weekly and weekend prices from given information?
- learntheweek
- · Replies 1 ·
Graduate How Do You Fit a Distribution to Truncated Data for Extrapolation?
- lagfish
- · Replies 2 ·
Undergrad Probability of two things happening at the same time
- Dr Chaos
- · Replies 8 ·
Undergrad Probability of 3 successive ball picks?
- themaestro
- · Replies 34 ·
Undergrad What is the purpose of studying set theory?
- Brunno
- · Replies 2 ·
Graduate How is it that naïve sets can be used in logic consistently before ZFC?
- ontologic
- · Replies 3 ·
Graduate Is the Set M a Version of Russell's Paradox?
- Unit
- · Replies 4 ·
High School Passing score for true-false quiz with binomial distribution
- kiurys
- · Replies 2 ·
Undergrad Paul Octopus: 7 Consecutive Winner Predictions?
- Calimero
- · Replies 5 ·
High School I really do not get proofs AT ALL.
- XodoX
- · Replies 3 ·
Graduate Correct Form of Likelihood Function for Data w/ Upper/Lower Bound
- kurros
- · Replies 8 ·
Undergrad What is the probability of A winning in a pistol duel against B?
- KFC
- · Replies 4 ·
Graduate Average Expected Stopping Time for Two Consecutive Heads Flips
- cappadonza
- · Replies 21 ·
Graduate Comparing convergence rates of geometric sequences
- onako
- · Replies 1 ·
Undergrad Calculating probability of an inside job in a break-in attempt
- mysh
- · Replies 5 ·
Graduate Why Covariance Matrix of Complex Random Vector is Hermitian Positive Definite
- fcastillo
- · Replies 4 ·
Graduate Conundrum Regarding Evolution Probability
- Greylorn
- · Replies 30 ·
Graduate How to formalize "A is non-empty" in intuitionistic logic
- disregardthat
- · Replies 25 ·
Graduate The logically implies concept in first-order logic
- Fredrik
- · Replies 13 ·
High School Probability of 3 Heads and 2 Tails in 5 Coin Tosses
- ilovehkng
- · Replies 2 ·
Graduate Survival function from probabilities of no event at time t
- senit
- · Replies 2 ·
Undergrad What symbol or term means an element of an element of an element?
- Rasalhague
- · Replies 4 ·
Graduate Why Does My Gaussian Integral of Maxwell-Boltzmann Not Equal n?
- Monty Hall
- · Replies 3 ·
Undergrad How Are Suicide Rates Calculated Differently for Genders in Lithuania?
- jackson6612
- · Replies 4 ·
Undergrad Good books on Multivariate Statistics
- artbio
- · Replies 1 ·
Graduate What Distribution Best Models Passenger Queue Arrivals Within Fixed Timeframes?
- mikey2322
- · Replies 2 ·
Undergrad Probability of outcome of combined events
- mayhawman
- · Replies 5 ·
Undergrad Calculating Probability of a Specific Hand in Poker
- DyslexicHobo
- · Replies 2 ·
Graduate Understanding Standardized Cumulants in the Edgeworth Series
- jostpuur
- · Replies 1 ·
Graduate A Twist on the Two Children Problem (Not a HW question)
- waterchan
- · Replies 1 ·
Graduate What is the Combinatorial Interpretation of this Sum?
- techmologist
- · Replies 7 ·
Undergrad What is average deviation from expectation?
- KFC
- · Replies 4 ·
Undergrad Calculating the Probability of a Royal Flush in Texas Holdem with 9 Players
- Zythyr
- · Replies 1 ·
High School Is P a Necessary and Sufficient Cause of Q?
- nickto21
- · Replies 9 ·
Graduate Using t-tests to get trials until significance ?
- mirumirai
- · Replies 1 ·
Undergrad Probability of a value of x, given a mean value of x bar and standard deviation s
- moonman239
- · Replies 2 ·
Undergrad Expected value for three dice game with variable payouts
- juantamad
- · Replies 1 ·
Graduate Describing the goodness of fit of a model
- McKendrigo
- · Replies 4 ·
Graduate Efficient parameter estimation of marginal distribution
- omg!
- · Replies 9 ·
Graduate Expected values and recurrence relations
- techmologist
- · Replies 5 ·
High School Calculating Average for Roulette
- KFC
- · Replies 3 ·
Undergrad How do I recode this independent, categorical variable
- cachemony
- · Replies 4 ·
Undergrad How can the central limit theorem help us understand the normal distribution?
- KFC
- · Replies 13 ·
Undergrad About probability of playing roulette
- KFC
- · Replies 2 ·
Undergrad Is My Coin Toss Hypothesis Correct?
- moonman239
- · Replies 1 ·
Undergrad Statistical test for Quebec referendum vote by language
- vj9
- · Replies 6 ·
Undergrad Number of rolls of a die to get a particular #
- techmologist
- · Replies 2 ·
Graduate Probability that two opponents both hold pocket aces against king-king
- njama
- · Replies 2 ·
Graduate Joint Probability of Sum Normal
- zli034
- · Replies 3 ·
Undergrad About the combination of tossing three dices
- KFC
- · Replies 5 ·
Teaching Kids About the Stock Market Through Games
- moonman239
- · Replies 2 ·
Undergrad Elementary combinatorics problem - why am I wrong?
- Helicobacter
- · Replies 4 ·