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.
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Undergrad Finding Combinations of Coin Denominations for a Given Total
- rsala004
- · Replies 3 ·
High School Differences Between Natural and Real Numbers Explained
- jalaldn
- · Replies 1 ·
Undergrad Can Mathematical Axioms Be Arbitrary?
- Svensken
- · Replies 7 ·
Graduate Comparing A & B in Bernoulli Trials w/ X & P
- slipperypete
- · Replies 1 ·
Undergrad Sum of random number of random variables
- fredliu
- · Replies 8 ·
Undergrad Elo Rating System: Explaining Statistic Details
- luxxio
- · Replies 5 ·
Graduate Law of Large Numbers - Rate of convergence
- Apteronotus
- · Replies 3 ·
Graduate Summation of geometric number of iid exponentially distributed random variables
- redflame34
- · Replies 1 ·
Undergrad How to Represent Process-Resource Assignment Mathematically?
- mousemouse
- · Replies 1 ·
Undergrad Understanding Overlay Plots in Linear Regression
- maverick280857
- · Replies 2 ·
Graduate For a Given a Probability of Success, How Many Successes in a Sample?
- OsoMoore
- · Replies 3 ·
Undergrad Football Rating Model: Probability of Win, Loose or Draw
- luxxio
- · Replies 1 ·
Undergrad How to test whether a signal is periodic or not?
- stevenphy2
- · Replies 3 ·
Undergrad How Do Conditional Probabilities Affect Ralph's Decision to Use an Umbrella?
- confusedonpro
- · Replies 3 ·
Graduate Probability: Infinite Convergent Series and Random Variables
- ZellDincht100
- · Replies 2 ·
Undergrad Exploring Odds and Probability of a Symmetric Coin Toss
- kaitoli
- · Replies 1 ·
Graduate Probability of 1st Arrival From Poisson Process of Rate $\lambda$
- rsq_a
- · Replies 4 ·
Undergrad Difference between least, minimal element
- kadas
- · Replies 4 ·
Graduate Covariance of Gaussian Process
- Palindrom
- · Replies 16 ·
Graduate How many even subsets are there?
- xnull
- · Replies 2 ·
Undergrad Distribution of a random variable , pdf vs probability distribution
- cappadonza
- · Replies 1 ·
High School Would the cardinality of a set S = {a, b, {c, d}} be 5?
- Gear300
- · Replies 4 ·
Undergrad Profit Problem (need to maximize profit) and respective price elasticities
- asdhkbbq2
- · Replies 1 ·
Graduate Consistency of arithmetic Mod N
- Count Iblis
- · Replies 7 ·
Graduate What is the purpose of a Borel sigma-algebra in defining probability?
- manubharghav
- · Replies 2 ·
Graduate What Is the Martingale Property in Wald's Equation?
- Epsilon36819
- · Replies 1 ·
Graduate A question for the statisticians amongs us
- Apteronotus
- · Replies 7 ·
High School Why Do We Use the Ratio of Favorable to Possible Outcomes in Probability?
- Juwane
- · Replies 14 ·
Graduate Statistics Estimator Consistency
- jmlink
- · Replies 1 ·
Graduate Quantification logic and equivalence relations
- nhamann
- · Replies 2 ·
Graduate Why is the Wiener process defined using step size \(\sqrt{h}Z_j\)?
- Apteronotus
- · Replies 5 ·
Undergrad Proving Equality of Sets - A Quick Question
- jgens
- · Replies 5 ·
Undergrad Understanding Proofs in Math: Tips & Book Suggestions
- hellbike
- · Replies 16 ·
Graduate How Much Information Can Nods and Shakes Convey in a Bridge Game?
- szpengchao
- · Replies 3 ·
Graduate Poisson Martingales and Gambler's Ruin
- RedZone2k2
- · Replies 9 ·
Graduate Error Calculation in Large Set of Data
- Master J
- · Replies 3 ·
High School Regressions without calculator
- jmsdg7
- · Replies 3 ·
Graduate Sampling With The Normal Distribution
- ƒ(x) → ∞
- · Replies 5 ·
Graduate Optimizing Estimator Variance with Cramer-Rao Inequality
- EnzoF61
- · Replies 1 ·
Graduate Brackets indicated a combination
- StellaLuna
- · Replies 7 ·
Undergrad Can someone give me an example of these sets to help me understand it better?
- hi-liter
- · Replies 4 ·
Graduate How Can the Sum of Independent Normal Random Variables Be Represented?
- Apteronotus
- · Replies 3 ·
Undergrad Understanding Uniformly Distributed Random Variables
- roadworx
- · Replies 3 ·
Graduate Mean of a Distribution Question
- Epsilon36819
- · Replies 1 ·
High School Finding the WFF of a Truth Table: Strategies Explained
- E92M3
- · Replies 5 ·
High School Probability of Drop Chances on Wow Items
- BenVitale
- · Replies 2 ·
Graduate How to Derive the Joint PDF Using the Ratio of Uniforms Method?
- crazy2006
- · Replies 3 ·
Undergrad Prove by Induction (Cardinality)
- sessomw5098
- · Replies 4 ·
Graduate Is P(x + a > y + b) Always 0.5 for Independent Variables?
- Schlotkins
- · Replies 2 ·
Graduate How Do You Calculate Standard Errors for Method of Moments and MLE Estimates?
- sweetpotatofr
- · Replies 1 ·
Graduate How Can Gaussian Random Walks Inform Betting Strategies?
- RomRom
- · Replies 1 ·
Graduate Coefficient of Determination in case of repeat points, in linear regression
- maverick280857
- · Replies 3 ·
Undergrad Can I Simplify This Proof for Rational Numbers and Integers?
- iamsmooth
- · Replies 5 ·
High School Numbers between 100 and 10000 with exactly 3 same figures
- maya :D
- · Replies 5 ·
Undergrad Do Infinity and Statistics Always Go Hand in Hand?
- red apple
- · Replies 5 ·
High School Small letters to represent sets
- mousemouse
- · Replies 4 ·
Graduate There is a point p not in E s.t for any e>0
- jakncoke
- · Replies 2 ·
Undergrad Whats the difference between a closed set vs a set thats NOT open?
- michonamona
- · Replies 2 ·
Undergrad Why do we take the no. of years to compound the interest as power?
- Juwane
- · Replies 1 ·
Graduate Moden Infinite Monkey's standard deviation
- Mr Peanut
- · Replies 5 ·
Graduate Quadratic Variation of a Poisson Process?
- RedZone2k2
- · Replies 5 ·
High School What Is the Difference Between Proper and Improper Subsets? Examples Included!
- KIX369
- · Replies 7 ·
Undergrad Kirchoff theorem in graph theory
- MathematicalPhysicist
- · Replies 1 ·
Graduate How is a probability measure defined on a sequence of random variables?
- tjm7582
- · Replies 6 ·
Graduate Every open set in R is a countable union of open intervals. Prove.
- seeker101
- · Replies 1 ·
Undergrad Marginal Distribution of X w/ Lambda Parameter: Probability Help
- ryzeg
- · Replies 3 ·
Undergrad A town has 6 parks. One day, 6 friends, who are unaware of each
- weiji
- · Replies 5 ·
Undergrad Finding randomization algorithm
- w3390
- · Replies 16 ·
Undergrad How to Test for Equality of Selective First Items from Three Factories?
- dumbest
- · Replies 3 ·
Undergrad Multivariate regression for project cost estimates
- Richard_R
- · Replies 6 ·
Graduate Proving Pigeonhole Principle in Set Theory
- houseurmusic
- · Replies 3 ·
Undergrad The appropriate test statistic?
- AyazM
- · Replies 3 ·
Graduate Uncertainty of linear and non linear least-squares fit
- Shaddyab
- · Replies 6 ·
Graduate Finding Uncertainty of Theta from Slope 'a' Uncertainty
- Shaddyab
- · Replies 1 ·
High School What divisor does Microsoft Excel use for standard deviation?
- ssd
- · Replies 8 ·
Graduate Does X/Y Follow a Beta Distribution?
- jimmy1
- · Replies 4 ·
Undergrad Calculating Unique Permutations of 30 'A's and 30 'B's or 1s and 0s
- rsala004
- · Replies 5 ·
Graduate What Is the Mean of the Maximum of Independent Chi-square RVs?
- m26k9
- · Replies 8 ·
Graduate How to Determine the Transforming Function g(.) from PDFs and CDFs?
- EngWiPy
- · Replies 2 ·
Undergrad I with this STATISTICS problem that deals with Chebyshev's theorem.
- rdapaul
- · Replies 2 ·
Undergrad What Do Upside-down A, V, and U Symbols Mean in Logic?
- Char. Limit
- · Replies 12 ·
High School Divisors of 55,125: Counting Principle
- weiji
- · Replies 4 ·
Undergrad Proper Subsets in Discrete Math
- Codexmac
- · Replies 23 ·
Graduate Conventions for Natural Numbers: Debate & Axioms
- tauon
- · Replies 10 ·
Undergrad Logarithmic vs exponential scales
- srfriggen
- · Replies 6 ·
Graduate Can You Derive the MGF of Y=-X Using MGF of X Directly?
- zli034
- · Replies 3 ·
Graduate Is it Appropriate to Use Big Vee and Big Wedge for Infinitary Logic?
- jostpuur
- · Replies 2 ·
Graduate Centering to reduce collinearity of x^2?
- wvguy8258
- · Replies 2 ·
Undergrad What is the Optimal Change Strategy for a Baker?
- Gerenuk
- · Replies 2 ·
Graduate Calculating Expected Collisions: Probability Question on Keys and Boxes
- economist13
- · Replies 1 ·
Undergrad A basic question: What does closed form mean?
- seeker101
- · Replies 3 ·
Graduate Looking for an example of a random variable that does not have a prob density fn
- seeker101
- · Replies 9 ·
Graduate Calculating Probability of Difference of Heads and Tails After n Flips
- techmologist
- · Replies 13 ·
Undergrad Error Propagation: Explaining AB Calculation
- NotStine
- · Replies 3 ·
Undergrad Calculating the Probability of Hitting a Spinning Fan with a Dart
- Char. Limit
- · Replies 5 ·
Undergrad Integral of the Square of density probability function
- BoMa
- · Replies 9 ·
Graduate Statistical mechanics: energy variance of ensemble
- Dawei
- · Replies 1 ·
Undergrad Can anyone explain the solution of the Monty Hall problem? (probability)
- LennoxLewis
- · Replies 12 ·
High School Interpretation of box-percentile plots
- jophysics
- · Replies 1 ·
High School Hints for Proving n^5 = n (mod 10)
- lil_luc
- · Replies 4 ·