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
High School Inverse Transformation from Response Surface
- Omega0
- · Replies 1 ·
High School How to prove the associative law of symmetric difference?
- cleaf
- · Replies 2 ·
Graduate Curse of dimensionality - what is it that grows?
- schniefen
- · Replies 12 ·
Undergrad What are the statistics of probability of dying today vs age?
- iVenky
- · Replies 20 ·
Find Proofs for the following 5 propositional logic statements
- josephmary
- · Replies 2 ·
Basic Inequality Prove: $A\leq B\wedge B\leq A \Rightarrow A=B$
- solakis1
- · Replies 2 ·
Undergrad Blinder–Oaxaca decomposition confusion
- vandanak
- · Replies 2 ·
Find total number of republications
- evinda
- · Replies 22 ·
Help with Converting Sentences to FOL
- hanzla
- · Replies 8 ·
Relationship between hypothesis 1 and 2 in rules of inference
- Eluki
- · Replies 3 ·
How Do We Find the Logical Negation of Statements?
- mathmari
- · Replies 6 ·
Prove that the statement is always true using the rules of boolean algebra
- mathmari
- · Replies 9 ·
Undergrad A claim in measure theory which seems flawed to me
- MathematicalPhysicist
- · Replies 15 ·
Undergrad Why Not P(A)*(1-P(A)) for Probability?
- nomadreid
- · Replies 5 ·
Can We Prove the Inductive Set Contains Only Natural Numbers?
- mathmari
- · Replies 10 ·
High School Understanding Modus Tollens: Deductive Reasoning with an Example
- albinoblanke
- · Replies 4 ·
Undergrad Sampling bias in estimating gene mutation proportion
- schniefen
- · Replies 2 ·
COVID-19 in a Small Town: Probability of Infection
- laprec
- · Replies 1 ·
Solving the Fractional Knapsack Problem - Wave and Thinking
- evinda
- · Replies 1 ·
Undergrad What would the pdf look like for 'N' chess computers with the same rating
- iVenky
- · Replies 16 ·
Master Theorem-Relation of the two functions
- evinda
- · Replies 2 ·
Graduate Good Examples of Causation does not Imply Correlation
- WWGD
- · Replies 58 ·
High School Introduction to logic - website?
- entropy1
- · Replies 2 ·
High School Probability of n events over a time period
- MrOd67
- · Replies 2 ·
De Morgan Rules - Logical statements
- mathmari
- · Replies 11 ·
Draw a NAND-gate to get that output
- mathmari
- · Replies 16 ·
Compose Functions: True/False?
- lemonthree
- · Replies 1 ·
Satisfying S∘S=S: What Are The Conditions?
- lemonthree
- · Replies 7 ·
Conditional expectation of a function given x≥Q for exponential distribution
- user_01
- · Replies 2 ·
Translate the statements into set inclusion
- mathmari
- · Replies 5 ·
Log likelihood and Maximum likelihood
- cajswn
- · Replies 1 ·
Which statements define an onto function correctly
- lemonthree
- · Replies 6 ·
Graduate Frequency estimation - Minimising the number of samples
- f95toli
- · Replies 12 ·
How many reflexive relations on set A with 4 elements?
- lemonthree
- · Replies 3 ·
Undergrad Why replace epsilon with epsilon over supremum sum in supremum proof
- CGandC
- · Replies 5 ·
Undergrad Quine's New Foundations and the concept of a Universal Set
- madness
- · Replies 6 ·
How Do You Calculate a Z Score for Toothpaste Effectiveness Testing?
- altitus
- · Replies 1 ·
How Many Elements Are Found in Each Mathematical Set?
- lemonthree
- · Replies 5 ·
Undergrad Is There a Simpler Way to Calculate the Probability of a Needle Crossing a Line?
- LCSphysicist
- · Replies 3 ·
High School Stats: Determining significance level in problem
- physicslady123
- · Replies 5 ·
Undergrad Distributivity/Inheritance of Max Likelihood Estimators
- WWGD
- · Replies 19 ·
Word problem for winning percentage
- Achi_kun
- · Replies 1 ·
Undergrad Principal Component Analysis with dependent variable?
- HAYAO
- · Replies 3 ·
Undergrad Two vectors and two perpendicular lines
- LCDF
- · Replies 20 ·
Combinations / Sets of objects
- arno100
- · Replies 1 ·
Undergrad Probability that two points are on opposite sides of a line
- LCDF
- · Replies 11 ·
Undergrad How to Get Final Fisher Matrix from 2 Matrices
- fab13
- · Replies 11 ·
High School Solving a RNG Problem: What is the Expected Value of N?
- {???}
- · Replies 2 ·
Undergrad Failure rate for a uniformly distributed variable
- Mark J.
- · Replies 3 ·
Summation and product notation rules
- lemonthree
- · Replies 1 ·
Undergrad Tell me how scientific journals scrutinize statistical work
- phoenix95
- · Replies 3 ·
Undergrad Radon-Nikodym Derivative and Bayes' Theorem
- Jatex
- · Replies 1 ·
Graduate Dense set vs no isolating points
- SchroedingersLion
- · Replies 3 ·
Finding per square foot land value with zoning percentages
- jmathdisinclined
- · Replies 3 ·
High School Simple probability question: Suppose P(B|A)=1. Does that mean that P(A|B)=1?
- entropy1
- · Replies 34 ·
Undergrad Cardinality of Unions of Powersets
- Xavier Labouze
- · Replies 21 ·
What is the final pressure of helium and neon gas mixture in this case?
- WMDhamnekar
- · Replies 1 ·
High School Different sample methods in statistics
- i_love_science
- · Replies 5 ·
Undergrad Direction of logical implication in bijectively related sets
- entropy1
- · Replies 5 ·
Undergrad Expected value of a variable and its reciprocal
- jeremy22511
- · Replies 19 ·
High School Are proofs needed for definitions? Conditional probabilities
- jeremy22511
- · Replies 4 ·
Undergrad Proving Probability of Union with Indicator Variables in Three Events
- Brooklyn
- · Replies 4 ·
High School Difference between if-then and if and only if
- inthenickoftime
- · Replies 2 ·
Understanding Positive Asymmetry in Price Distribution
- evinda
- · Replies 1 ·
Relative Variance: Calories vs Sugar
- evinda
- · Replies 1 ·
Undergrad Linear regression with error term
- Kyouran
- · Replies 8 ·
Undergrad Understanding different Monte Carlo approximation notations
- schniefen
- · Replies 7 ·
Finding remainder for one dollar bills in change
- moodtl32
- · Replies 1 ·
Undergrad Conditional distribution of geometric series
- user158675
- · Replies 1 ·
Can Predicate Properties Be Neither True nor False?
- lemonthree
- · Replies 1 ·
Undergrad How do I compute the cumulative probabilites of multiple bell curves?
- k_squared
- · Replies 2 ·
Graduate Union of sets and indexed sets question from Vellerman
- CGandC
- · Replies 4 ·
Undergrad Question regarding quantifier statement
- CGandC
- · Replies 10 ·
Undergrad How do you calculate the probability without using the complement?
- tjosan
- · Replies 15 ·
Undergrad How Does Money Redistribution Affect Poverty Levels in a Simulated Economy?
- kairama15
- · Replies 28 ·
Sequence of b_{k} with Explicit Formula: Proving by Math Induction
- hkhgg
- · Replies 2 ·
High School What does it mean that G is only a function of certain variables?
- Stephen Tashi
- · Replies 3 ·
High School Diagonal argument and repeating sequences in rational listings
- Warp
- · Replies 43 ·
Undergrad Computer languages as examples in formal logic
- Stephen Tashi
- · Replies 40 ·
Graduate Feature Selection, Information Gain and Information Entropy
- WWGD
- · Replies 5 ·
Undergrad How to prove the Cauchy distribution has no moments?
- Neothilic
- · Replies 5 ·
Undergrad How to find the moments using the characteristic function?
- Neothilic
- · Replies 5 ·
Undergrad Does the definition of cardinality assume distinguishability?
- Stephen Tashi
- · Replies 9 ·
High School One thing I don't understand about Cantor's diagonal argument
- Warp
- · Replies 55 ·
Undergrad An Alternative Variance Formula
- mathman
- · Replies 5 ·
Undergrad Are there unprovable theorems with unprovable unprovability?
- Gjmdp
- · Replies 37 ·
Graduate The meaningfulness item on math probability
- boby
- · Replies 14 ·
High School A given integer can be written in how many different ways?
- kent davidge
- · Replies 11 ·
Graduate Can this be rearranged to solve?
- jeff91
- · Replies 5 ·
Undergrad Looking for a formula (how many possible connections between 2 sets of objects?)
- Steven Ellet
- · Replies 14 ·
High School Why use 16 instead of 17 in hypothesis testing rejection region
- girlwhoneedsmathhelp
- · Replies 2 ·
Undergrad Limit inf < Limit superior(proof)
- EinsteinKreuz
- · Replies 5 ·
High School Choosing the number of trials when the data stream is unlimited
- Roger Dodger
- · Replies 24 ·
High School Dice calculation of p(7), two different values?
- bahamagreen
- · Replies 32 ·
Attempting to add logic mathematics to a college paper - need your input
- Furthark
- · Replies 2 ·
Mosteller lectures - available online?
- Stephen Tashi
- · Replies 1 ·
Graduate Optimal strategy for repeated coin toss game - with possible bias
- The Investor
- · Replies 20 ·
Integer solutions to (2n-1)/(n+7) and modular exponentiation
- mathmari
- · Replies 4 ·
What is the Pigeonhole Principle Problem in the African Rally?
- Carl1
- · Replies 2 ·
Proof by induction? No Idea what I should do :(
- FriendlyCashew
- · Replies 4 ·