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 notation for the last element in a set?
- coolnessitself
- · Replies 2 ·
Undergrad Troublesome coefficient of variation question.
- th_05
- · Replies 3 ·
Graduate Relation between MGF of X and MGF of 1/X
- EngWiPy
- · Replies 7 ·
Graduate What is the Kuratowski Definition of an Ordered Pair in Set Notation?
- Gear300
- · Replies 7 ·
Undergrad Relating chi-squared and gaussian curves
- Ai52487963
- · Replies 2 ·
Graduate Sample space for infinite sequences of independent random variables
- WillJ
- · Replies 2 ·
High School Congruence of Intergers and modular arthimetic
- doggie_Walkes
- · Replies 6 ·
Undergrad Variance of experimental data, compared to Theory
- saad87
- · Replies 5 ·
Undergrad Probability of skill at board games
- Gerenuk
- · Replies 1 ·
Graduate Convergence of random variables
- kingwinner
- · Replies 7 ·
High School What is the Meaning of P(E given F) in Basic Probability?
- Redd
- · Replies 3 ·
Graduate Probability Density Function of |X|^(1/2)+|Y|^(1/2)+|Z|^(1/2) with N(0,1)
- forumfann
- · Replies 4 ·
Undergrad Why does diffusion in porous media follow a Gaussian distribution?
- pamparana
- · Replies 9 ·
High School Why does each person have equal probability of drawing the red ball?
- Glenflame
- · Replies 6 ·
Graduate Confused about the concept of equality
- turin
- · Replies 4 ·
Graduate Can Venn diagrams resemble Cantor sets with infinitely many sets?
- fourier jr
- · Replies 1 ·
High School How Would You Choose the Winning Number in This Game?
- kaleidoscope
- · Replies 3 ·
High School Plotting probability plot by hand
- level1
- · Replies 3 ·
Graduate Solve Math Puzzle: Proving Nonemptiness of Intersection
- tauon
- · Replies 2 ·
High School Getting into the depths of a proof
- evagelos
- · Replies 15 ·
Undergrad Can the pdf be determined numerically for a given data set?
- rohitashwa
- · Replies 5 ·
Undergrad Why can a countable set be finite but not denumerable?
- ImAnEngineer
- · Replies 20 ·
Undergrad Battleship and Configuration probabilities
- cecih
- · Replies 1 ·
Graduate Multivariate distribution : Mean vector?
- aslanbey42
- · Replies 1 ·
Undergrad Proving with Congruence of intergers
- doggie_Walkes
- · Replies 2 ·
Graduate Law of total expectation (VECTOR case)
- kingwinner
- · Replies 4 ·
Graduate Proving One-to-One Correspondence b/w (-1, 7) and R
- andy.c
- · Replies 5 ·
High School How many possible combinations of 5 are there in 12
- justasimplegy
- · Replies 4 ·
Undergrad Do Researchers Share Their Original Data?
- 27Thousand
- · Replies 1 ·
Graduate Conversion of Set Theory Problems to other fields
- phoenixthoth
- · Replies 2 ·
Undergrad Expected value of 3 cards dealt
- froggy21
- · Replies 5 ·
Undergrad Is there a way to find the combinations without listing the outcomes
- davedave
- · Replies 2 ·
Who killed Sharky the underworld leader
- RyozKidz
- · Replies 5 ·
Graduate Inheriting Genes from William the Conqueror to Elizabeth II
- bjogae
- · Replies 5 ·
High School How many ways to choose projects 1-5 if order doesn't matter?
- rsala004
- · Replies 6 ·
Graduate Prove that irrational numbers have the same cardinality as real numbers
- mathgeek808
- · Replies 3 ·
Graduate Sojourn time in subset of states for Markov process?
- Gerenuk
- · Replies 8 ·
Undergrad What properties make a measurement fit a normal distribution?
- disregardthat
- · Replies 7 ·
Graduate Does (X_{n})_{n_{\geq 1}} converge almost surely to 0?
- yavanna
- · Replies 1 ·
Undergrad Probability five dice sum to 20 using inclusion-exclusion
- davedave
- · Replies 1 ·
Graduate Is Magic Merely Unknown Science in Disguise?
- frankinstein
- · Replies 7 ·
Undergrad Why is x~x+1 not an equivalence relation on the real numbers?
- andlook
- · Replies 6 ·
Undergrad What is the definition of mean?
- badgerbadger
- · Replies 1 ·
Undergrad Normal distribution var(x)=sigma^2
- badgerbadger
- · Replies 1 ·
Undergrad Standard Deviation in One Direction
- andrewcheong
- · Replies 1 ·
Undergrad Why Does This Probability Equation Evaluate to 0.5?
- tntcoder
- · Replies 1 ·
Undergrad Simulating bivariate distribution?
- zli034
- · Replies 2 ·
Graduate Meta-language is language about language
- wittgenstein
- · Replies 1 ·
Undergrad What is the difference between these two probability problems?
- davedave
- · Replies 2 ·
Graduate Should I Take the Axiomatic Set Theory Class?
- cap.r
- · Replies 4 ·
Undergrad Reducing Boolean Expressions: Axioms and Simplification Techniques
- deathprog23
- · Replies 2 ·
Undergrad How Do I Define an Equivalence Relation on a Subset?
- mcfc
- · Replies 5 ·
Graduate Regression strategy for hypothesis testing vs prediction
- wvguy8258
- · Replies 1 ·
Undergrad Discussing the Logical Argument of a Quiz Given on Unknown Day
- disregardthat
- · Replies 13 ·
Graduate Confidence that data belongs to distribution
- coolnessitself
- · Replies 1 ·
Undergrad How do I convert between cdf and pdf?
- scot72001
- · Replies 1 ·
Graduate Distribution Function: Computing P(X-Y > a) w/ f(m,v)
- Rane3
- · Replies 2 ·
Graduate Distribution Function f(x)= .5e^|x|, find EX and Var(x)
- badgerbadger
- · Replies 3 ·
Undergrad What Does the Mean Really Represent in Different Contexts?
- WiFO215
- · Replies 6 ·
Graduate How Can Logistic Regression Model Amphibian Breeding Migration Probability?
- wvguy8258
- · Replies 1 ·
Undergrad Is binary divisibility by 3 determined by even and odd bit count?
- mpekatsoula
- · Replies 3 ·
Undergrad When to use Poisson, binomial, normal, t, and chi-square distributions?
- anjunabeats
- · Replies 7 ·
High School What is the Probability of Drawing a Black Ball from Two Urns?
- oufa
- · Replies 1 ·
Graduate How to Find EX and Var(X) for a Continuous Random Variable with Given P(X>x)?
- badgerbadger
- · Replies 1 ·
Undergrad Counting and probablity addition rule?
- Tleeves
- · Replies 1 ·
Undergrad How to tell if data is normally distributed?
- jimmy1
- · Replies 7 ·
Graduate Joint probability,-limit values
- aruna1
- · Replies 1 ·
Undergrad Roulette betting sequence with doubling and tripling losses
- Galteeth
- · Replies 2 ·
Graduate Using Poisson Approximation to Compare Infection Rates in Village A and B
- qazxsw11111
- · Replies 5 ·
Undergrad Expected Value Problem: Limo Agency Booking
- hoffmann
- · Replies 3 ·
Graduate Relationship between dist. of x and dist. of 1/x?
- Mapes
- · Replies 4 ·
Graduate Recurrence relation for the double tower of Hanoi puzzle
- hansel13
- · Replies 5 ·
Undergrad Formula for closest distance to regression line
- tnecniv
- · Replies 4 ·
Graduate Sums of Independent (but not identically distributed) Random Variables
- sv79
- · Replies 3 ·
Graduate Is there a link between finance mathematics and number theory concepts?
- yaron123
- · Replies 3 ·
Undergrad Why is the variance of a one-dimensional random walk equal to n?
- grad
- · Replies 5 ·
Graduate Average total value rolling d12 with rerolls on 12s
- lawtonfogle
- · Replies 1 ·
Graduate Martingale = Independent Increments?
- Palindrom
- · Replies 2 ·
Undergrad Poisson Distribution: finding the MEan
- Niall101
- · Replies 2 ·
Graduate Interpret Probability Distribution: Discrete Probability
- hoffmann
- · Replies 3 ·
Undergrad Flowcharting Boardgames: 49/216 Chances of Landing on Scenario 1
- DaveC426913
- · Replies 3 ·
Undergrad What does it mean for a set to be bounded?
- royzizzle
- · Replies 2 ·
Undergrad Total Number of Possible Combinations problem
- TheRobsterUK
- · Replies 17 ·
Graduate Example where higher moments are infinite
- St41n
- · Replies 3 ·
Undergrad Why are implications used instead of equivalent expressions in a direct proof?
- njama
- · Replies 15 ·
High School Chances of getting pregnant when using 2-3 contraceptives together. Just curious
- ashleyrc
- · Replies 8 ·
Graduate Bertrand's Paradox: Is There More to it?
- pzona
- · Replies 4 ·
Undergrad Obtaining samples of an RV with a given CDF
- chroot
- · Replies 4 ·
Undergrad Is the Random Element in Stochastic Processes for Compensating Unknown Actions?
- FlufferNuterFSU
- · Replies 1 ·
Undergrad How to Calculate the Probability of a Pump Failure in a Given Mile Range?
- tjera
- · Replies 2 ·
Undergrad How do give the recursive form for a certain function?
- thename1000
- · Replies 2 ·
Undergrad Probability for the most frequent number in lottery?
- Gerenuk
- · Replies 10 ·
Graduate Why is Nat(hom(A,-),F) a class?
- rasmhop
- · Replies 2 ·
Graduate Why use families of sets instead of arbitrary unions of sets
- union68
- · Replies 2 ·
Undergrad Is P(A|B) equal to P(A) if and only if P(B|A) is equal to P(B)?
- x^2
- · Replies 6 ·
Undergrad Proving Powerset(A) ∪ Powerset(B) ⊆ Powerset(A ∪ B)
- Hallucigen
- · Replies 12 ·
Graduate Is there a strategy for combining the German tank and secretary problem?
- Gerenuk
- · Replies 2 ·
Undergrad Standard error for marginal effect in regression?
- annieta
- · Replies 1 ·
Undergrad Does P(X>t) Differ from P(Y>t) When X>Y>t?
- forumfann
- · Replies 2 ·
Graduate Set Theory and Predicate Calculus?
- thename1000
- · Replies 4 ·