Set Theory, Logic, Probability, Statistics Forum

Post thread
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.
Counterfactual Expectation Calculation
  • Ackbach
  • · Replies 1 ·
Replies
1
Undergrad Linear fit on the difference of data points
  • kelly0303
  • · Replies 26 ·
Replies
26
Undergrad Determining the covariance of two parameters given their explicit relationship
  • CAF123
  • · Replies 13 ·
Replies
13
Graduate An additional constraint to the ZFC axioms?
  • jordi
  • · Replies 40 ·
2
Replies
40
Undergrad Trying to Split Six People into Two Groups and Have Each Person Meet
  • The Head
  • · Replies 3 ·
Replies
3
High School Probability IB Math HL: Is it a difficult question to solve?
  • coolfish21
  • · Replies 3 ·
Replies
3
Undergrad How to Convert a Binary Number to 6 Significant figures
  • Dada
  • · Replies 13 ·
Replies
13
Undergrad Relation with Hessian and Log-likelihood
  • fab13
  • · Replies 12 ·
Replies
12
High School Poisson Distribution - Selecting cookies that are indistinguishable
  • domingoleung
  • · Replies 1 ·
Replies
1
Please help with bool algebra and logic things
  • PowMath
  • · Replies 2 ·
Replies
2
Graduate Maybe it is not necessary to define set membership?
  • jordi
  • · Replies 13 ·
Replies
13
Undergrad Is √9x a Bijection from N to R?
  • dirtypurp
  • · Replies 7 ·
Replies
7
Undergrad Deciding if a statement is true or false regarding null sets/elements
  • dirtypurp
  • · Replies 18 ·
Replies
18
High School Probability of picking one black and one white marble
  • Addez123
  • · Replies 4 ·
Replies
4
High School Using a logarithmic scale to represent COVID-19 growth
  • scottdave
  • · Replies 9 ·
Replies
9
Undergrad Is the calculation related to average or probability?
  • zak100
  • · Replies 7 ·
Replies
7
Introduction to Set Theory Stream
  • Fluxistence
  • · Replies 1 ·
Replies
1
Undergrad Request to Improve the Complexity of a Probability Question for students
  • zak100
  • · Replies 10 ·
Replies
10
Undergrad Multi period portfolio risk/return
  • hotvette
  • · Replies 8 ·
Replies
8
Undergrad Set Theory - the equivalence relation on elements
  • Stephen Tashi
  • · Replies 14 ·
Replies
14
High School Probability of rolling a "6" k times out of 20 rolls of a die
  • Addez123
  • · Replies 8 ·
Replies
8
Graduate Regression: Regularization parameter 0
  • SchroedingersLion
  • · Replies 5 ·
Replies
5
Undergrad Cardinality of Theorems vs True Sentences in a Theory
  • WWGD
  • · Replies 7 ·
Replies
7
High School How do we interpret a random variable?
  • etotheipi
  • · Replies 10 ·
Replies
10
High School Probably a silly question about tree diagrams
  • etotheipi
  • · Replies 16 ·
Replies
16
High School Odds of Drawing Sequence 4457: Calculating Probability
  • Glype11
  • · Replies 8 ·
Replies
8
Undergrad Does Transforming Hermite Polynomials Affect Their Orthogonality?
  • Frank Einstein
  • · Replies 2 ·
Replies
2
Probability of Having a Totally Dominating Set (Probabilistic Methods)
  • joypav
  • · Replies 1 ·
Replies
1
Minimum Degree of a Random Graph (Probabilistic Method)
  • joypav
  • · Replies 1 ·
Replies
1
High School Basic Poker Immediate Odds Question
  • Master1022
  • · Replies 5 ·
Replies
5
High School How can I normalize these values to sum 1?
  • Cheesens
  • · Replies 2 ·
Replies
2
Possible combinations for six digit license plates, numbers 0-9 and letters a-z.
  • Mackenzie3
  • · Replies 1 ·
Replies
1
Proving Turan's Theorem (Dual Version) and its Implications for $ex(n, K_{p+1})$
  • joypav
  • · Replies 1 ·
Replies
1
High School Random lengths of Collatz chains
  • Chris Miller
  • · Replies 14 ·
Replies
14
High School Help turning 2 sentences into a flow chart of actions
  • Spinnor
  • · Replies 2 ·
Replies
2
Graduate Third and fourth central moment of a random variable
  • Ad VanderVen
  • · Replies 12 ·
Replies
12
High School Existence of parallels in axiomatic plane geometries
  • lavinia
  • · Replies 36 ·
2
Replies
36
Undergrad Can Turbulent Flow Be Predicted?
  • Tom.G
  • · Replies 3 ·
Replies
3
High School Quick question about this inequality
  • kent davidge
  • · Replies 2 ·
Replies
2
Undergrad Computable reals and r.e./Diophantine
  • nomadreid
  • · Replies 4 ·
Replies
4
Give a set and a relation that satisfies the properties
  • mathmari
  • · Replies 10 ·
Replies
10
High School Obtaining a Future Numbers Increase With Exponent From Past Increase
  • Point Conception
  • · Replies 8 ·
Replies
8
Regarding mixing time of a Markov chain
  • caffeinemachine
  • · Replies 2 ·
Replies
2
High School Can someone answer this doubt I have on Set theory?
  • Rishabh Narula
  • · Replies 2 ·
Replies
2
John's Cupcake Challenge: Finding the Perfect Distribution
  • Monoxdifly
  • · Replies 3 ·
Replies
3
Are Events in Random Graphs from G(n, 1/2) Independent?
  • joypav
  • · Replies 1 ·
Replies
1
*gre.al.9 GRE Exam Inequality with modulus or absolute value
  • karush
  • · Replies 4 ·
Replies
4
Undergrad Vsauce's video on the Banach-Tarski paradox
  • greypilgrim
  • · Replies 12 ·
Replies
12
The number of possible permutations for the assessment
  • Monoxdifly
  • · Replies 2 ·
Replies
2
Graduate Stabilizations at countable levels
  • SSequence
  • · Replies 12 ·
Replies
12
Undergrad Finding Multiple Local Minima of High-Dimensional Functions
  • madness
  • · Replies 10 ·
Replies
10
High School Are set notations simplifyable?
  • lioric
  • · Replies 11 ·
Replies
11
Undergrad Algebraic proof of double negation inclusion?
  • jk22
  • · Replies 3 ·
Replies
3
Graduate Building a better ranking system (probability)
  • ibn_sina76
  • · Replies 1 ·
Replies
1
Graduate Combinatorial Family of Problems
  • mathman
  • · Replies 20 ·
Replies
20
Undergrad Spatial interpolation before or after data processing
  • Oliver-BfS
  • · Replies 2 ·
Replies
2
Undergrad This would be a false statement, correct?
  • EchoRush
  • · Replies 6 ·
Replies
6
Undergrad An equivalence relation is a partition of A?
  • rashida564
  • · Replies 8 ·
Replies
8
Undergrad Question about ergodic theorems
  • Frank Einstein
  • · Replies 9 ·
Replies
9
Understanding Dice Throwing Probabilities: A Layman's Guide
  • Peterconfused
  • · Replies 8 ·
Replies
8
Undergrad How to calculate the right chisquare
  • BillKet
  • · Replies 4 ·
Replies
4
Hilbert's hotel and busses : Injectivity - Surjectivity
  • mathmari
  • · Replies 7 ·
Replies
7
High School Understanding La Disjonction de Cas Reasoning
  • archaic
  • · Replies 3 ·
Replies
3
High School How to combine 2 distributions with different sample sizes?
  • batmantrippin
  • · Replies 2 ·
Replies
2
High School Questions about mathematics as a deductive system
  • LittleRookie
  • · Replies 8 ·
Replies
8
Is the new fertilizer more efficient than the old one?
  • mathmari
  • · Replies 25 ·
Replies
25
F-Test : Do we accept the null-hypothesis?
  • mathmari
  • · Replies 5 ·
Replies
5
Undergrad RMS or RSS for Characterizing Measurement Uncertainty?
  • senmeis
  • · Replies 9 ·
Replies
9
Confidence Interval for Child's Weight Based on Television Watching
  • mathmari
  • · Replies 26 ·
Replies
26
Undergrad Does Monty Fall change the odds in the Monty Hall problem?
  • BWV
  • · Replies 2 ·
Replies
2
Probability of the error of type 2
  • mathmari
  • · Replies 6 ·
Replies
6
High School What type of sequence is this; can you express it using a sum or product?
  • Saracen Rue
  • · Replies 7 ·
Replies
7
Heights of the employees of a company
  • mathmari
  • · Replies 28 ·
Replies
28
Can we determine the symmetry of a distribution without creating a diagram?
  • mathmari
  • · Replies 22 ·
Replies
22
Undergrad How to Bin Data for Spectrum Fitting with Poisson Errors?
  • kelly0303
  • · Replies 37 ·
2
Replies
37
Graduate Comparing infinite countable sets
  • Demystifier
  • · Replies 22 ·
Replies
22
Graduate Higher Set Theory – Cantorian Sets / Large Cardinals in the Infinite
  • heff001
  • · Replies 5 ·
Replies
5
Graduate Are Type Theory and Category Theory Viable Alternatives to Set Theory?
  • heff001
  • · Replies 3 ·
Replies
3
Graduate The inherent 2-dimensional nature of formal math?
  • Stephen Tashi
  • · Replies 6 ·
Replies
6
Undergrad Enumerating a Large Ordinal: Can We Find a Limit to the Continuum?
  • AplanisTophet
  • · Replies 27 ·
Replies
27
Graduate On soundness and completeness of ZFC set theory
  • schniefen
  • · Replies 6 ·
Replies
6
Undergrad Does the statistical weight of data depend on the generating process?
  • PeterDonis
  • · Replies 174 ·
6
Replies
174
Undergrad Scaling covariance for an error calculation
  • Malamala
  • · Replies 9 ·
Replies
9
High School Coin Tossing: Binomial Distribution Explained
  • CaptainX
  • · Replies 7 ·
Replies
7
High School What is Conditional Probability and its Properties?
  • CaptainX
  • · Replies 3 ·
Replies
3
High School Calculating Dice Roll Probability: Learn Basics with Frank
  • gtacs
  • · Replies 16 ·
Replies
16
Undergrad Chi-squared fit with errors on both x and y
  • Malamala
  • · Replies 8 ·
Replies
8
High School Sig figs/certainty in percent error calculation
  • Derrick Palmiter
  • · Replies 8 ·
Replies
8
Weak Convergence to Normal Distribution
  • joypav
  • · Replies 1 ·
Replies
1
Applying Induction to Inclusion-Exclusion Principle for Probability Measures
  • Julio1
  • · Replies 2 ·
Replies
2
Undergrad How Can Improbability and Infinitesimal Probabilities Exist in Real Life Events?
  • Seamux
  • · Replies 147 ·
5
Replies
147
Graduate Improving intuition on applying the likelihood ratio test
  • TheCanadian
  • · Replies 10 ·
Replies
10
Show that ~ is an equivalence relation
  • mathmari
  • · Replies 2 ·
Replies
2
Is the Intersection of Intervals Empty?
  • mathmari
  • · Replies 8 ·
Replies
8
Undergrad Axiom of Choice: Choosing Identical Objects
  • Swamp Thing
  • · Replies 7 ·
Replies
7
Undergrad Is this weighted mean and standard deviation correct?
  • JorgeM
  • · Replies 4 ·
Replies
4
Graduate The concepts of "quasimanual" and "manual" in logic
  • Stephen Tashi
  • · Replies 2 ·
Replies
2
Trouble with understanding section of FOL completeness proof
  • pooj4
  • · Replies 1 ·
Replies
1
High School “Fixed mindsets” might be why we don’t understand statistics
  • jedishrfu
  • · Replies 3 ·
Replies
3
Undergrad Step unclear in Peebbles' Probability Book
  • snatchingthepi
  • · Replies 2 ·
Replies
2