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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Graduate Minimizing Chi^2, Singular Matrix problem
- Hepth
- · Replies 4 ·
Graduate How can I accurately determine the stiffness of a joint using polynomial curves?
- RobHH
- · Replies 3 ·
Graduate Is Shannon Entropy Dependent on Perspective?
- T S Bailey
- · Replies 2 ·
Using gamma function to solve an integral
- mathjam0990
- · Replies 2 ·
How do we see that these are mappings from the definition?
- Guest2
- · Replies 8 ·
Graduate On statistics of index what is Zoj
- vandanak
- · Replies 3 ·
Graduate Does Applying a Function to Gaussian Variables Preserve Normality?
- aaaa202
- · Replies 2 ·
Undergrad Find Probability of Triangle from Stick Breaking Game
- dawningparadox
- · Replies 13 ·
Graduate Confidence Intervals for not integers numbers ratio
- fatgianlu
- · Replies 3 ·
Undergrad How Does Sampling Strategy Impact Measurement Accuracy in Statistics?
- fog37
- · Replies 1 ·
Undergrad What is the Total Uncertainty in Measuring Force with a 0-10 lbf Load Cell?
- rcummings89
- · Replies 1 ·
Ways to combine 1, 2, 5, 10, 20, 50, 100 to sum to 200
- Aja
- · Replies 2 ·
Graduate What is the correct way to negate the proposition in this case?
- kukumaluboy
- · Replies 2 ·
Undergrad What lies left of a random number on a line of integers
- Tomon
- · Replies 4 ·
Undergrad Can someone retrace this easy random walk calculation?
- SansaStark
- · Replies 7 ·
Undergrad Definition of Compound Statement
- wishyouwell
- · Replies 5 ·
Undergrad What determines the accuracy of a probability estimate based on repeated trials?
- Likith D
- · Replies 5 ·
Undergrad Which way to obtain ##f(x)## from measuring ##x_i##
- ChrisVer
- · Replies 3 ·
Graduate "Randomness Through Entropy" Paradox
- rjbeery
- · Replies 20 ·
Graduate How do I calculate the error of my data?
- tjosan
- · Replies 6 ·
Undergrad The statistics of Deal or No Deal?
- lavoisier
- · Replies 9 ·
Graduate Rescaled Range and "Persistence"
- Jimster41
- · Replies 2 ·
Undergrad How do you calculate annuity payments with a 5% increment each year?
- NameIsUnique
- · Replies 9 ·
Undergrad Math Game: Improve Ratio 9.66/10 by Guessing Better
- dot_binary
- · Replies 1 ·
Graduate Bivariate transformation using CDF method
- rabbed
- · Replies 33 ·
How do we use dynamic programming?
- evinda
- · Replies 15 ·
Can we use the simplex method when no basic feasible non-degenerate solution exists?
- evinda
- · Replies 28 ·
Graduate False positive rate over two tests
- lavoisier
- · Replies 7 ·
How to Determine \( z_k - c_k \) Values in Simplex Method?
- evinda
- · Replies 21 ·
Graduate Parsing the Principia Mathematica
- xwolfhunter
- · Replies 16 ·
Finding $a$ for a Degenerate BFS in Given System of Restrictions
- evinda
- · Replies 42 ·
Undergrad What does Gaussian statistics mean?
- bballwaterboy
- · Replies 3 ·
Graduate The Logic of the Principia Mathematica
- xwolfhunter
- · Replies 1 ·
Creating theorems for an axiomatic system
- malloryjohn
- · Replies 1 ·
Maximizing profit with factory hour constraints and two products
- evinda
- · Replies 5 ·
Finding Vertices of Polyhedron with Simplex Method
- evinda
- · Replies 32 ·
Graduate Study Design for assessing efficacy of a New Clinical Sign
- CieloB
- · Replies 2 ·
Undergrad Where does the n-1 come from in 1-dimensional random walks?
- SansaStark
- · Replies 6 ·
What is the correct probability for P(3<X<4|X>1)?
- Yankel
- · Replies 3 ·
Graduate How the host's strategy affects switching probability in the Monty Hall problem
- N123
- · Replies 13 ·
Joint distribution of a discrete random variable
- Yankel
- · Replies 2 ·
What Is the Probability of 30 Car Accidents in Eight Random Days?
- Yankel
- · Replies 2 ·
Undergrad Why can't NOT be expressed using only AND and OR?
- N123
- · Replies 6 ·
Graduate Quantiles on a stream of real numbers
- Cristiano
- · Replies 18 ·
Optimal Solution for Linear Programming Problem
- evinda
- · Replies 4 ·
Undergrad Determine and filter Credibility of data
- Semidevilz
- · Replies 1 ·
Prob of red ball in buckets. Binomial?
- paolopiace
- · Replies 8 ·
Graduate Is it possible to know a random choice in the past?
- Gjmdp
- · Replies 4 ·
Testing the Properties of a Relation on Nonnegative Real Triples
- flashback
- · Replies 2 ·
Solving System of Restrictions with Simplex Algorithm
- evinda
- · Replies 25 ·
Why are the quantities equal to 0?
- evinda
- · Replies 10 ·
Is This Solution to the Linear Programming Problem Correct?
- evinda
- · Replies 2 ·
How many possible ways can this be done? (A,B,C,D,E)
- pwange
- · Replies 1 ·
What was the probability of the Roosters winning their last game at home?
- Bushy
- · Replies 1 ·
Graduate For exery x exists y equal to x
- haael
- · Replies 6 ·
Solving Linear Programming Problems Graphically
- evinda
- · Replies 9 ·
Postorder Tree Traversal: Calculating the Result
- barbara
- · Replies 3 ·
Some works can be done simultaneously
- evinda
- · Replies 7 ·
What does this vertical line mean after X?
- Natalie1
- · Replies 3 ·
Undergrad Relations (Relation inside a Relation)
- XodoX
- · Replies 3 ·
Undergrad What Are the Pros and Cons of Non-Parametric Methods in Statistics?
- CuriousArv
- · Replies 9 ·
Undergrad How do I calculate permutations of a multi-set with limited elements?
- Crazorin
- · Replies 3 ·
Postorder traversal of expression tree with mixed operators
- barbara
- · Replies 1 ·
Demonstrating Distributive Property of Boolean Algebra
- barbara
- · Replies 1 ·
Proving an Equivalence Relation on Real Numbers
- barbara
- · Replies 1 ·
Graduate Time Distribution Histogram for a process with two peaks
- SSGD
- · Replies 9 ·
Graduate Understanding Look Elsewhere Effect in Particle Physics
- ChrisVer
- · Replies 2 ·
Venn Diagram: p v (q ^ r) = (p v q) ^ (p v r)
- barbara
- · Replies 1 ·
Show that xRy with |x - y| even integer is an equivalence relation
- barbara
- · Replies 4 ·
How Do Truth Tables and Venn Diagrams Verify Logical Equivalence?
- barbara
- · Replies 1 ·
Undergrad Are These Rules new Conjectures in Set Theory?
- Gh. Soleimani
- · Replies 57 ·
Graduate Is My Approach to the Monty Hall Problem Correct?
- lavoisier
- · Replies 3 ·
Estimating result of an iterative operation involving random number
- jarhead70
- · Replies 7 ·
Graduate Neurologist: What P-values should I be expecting?
- ElijahRockers
- · Replies 19 ·
Graduate How Can MCMC Methods Aid in Bayesian Parameter Estimation for Complex Models?
- witziger_Fuchs
- · Replies 1 ·
Undergrad How many ways can you arrange 52 things into 4 groups BUT th
- Wmwhite9
- · Replies 2 ·
Probability Problem: At Least 1 Grow, At Least 1 Not Grow
- Yankel
- · Replies 4 ·
Bayesian parameter estimation via MCMC?
- witziger_Fuchs
- · Replies 1 ·
Graduate Confidence interval for the weighted mean
- Cristiano
- · Replies 18 ·
Undergrad Better Player: Can A Claim Victory After 50 Games?
- aaaa202
- · Replies 4 ·
Find $9^A$ mod 100 Given $9^{40}$ mod 100 = 1
- Albert1
- · Replies 1 ·
ZFC and the Axiom of Foundation
- Math Amateur
- · Replies 3 ·
Graduate Can Modus Ponens and Substitution Solve This Complex Logic Problem?
- JustNick
- · Replies 1 ·
Why is my negation of a math statement incorrect?
- tmt1
- · Replies 3 ·
Is the System Equivalent to the Expressed Conditions?
- mathmari
- · Replies 17 ·
Undergrad Is it possible to calculate the unknowns in these equations?
- jonjacson
- · Replies 6 ·
Understanding ZFC and the Axiom of Infinity: Simple Explanation and Examples
- Math Amateur
- · Replies 2 ·
Undergrad How to interpret the Pearson Correlation Index?
- 24forChromium
- · Replies 1 ·
Undergrad Why standard deviation is preferred over mean deviation?
- Shehbaj singh
- · Replies 11 ·
Undergrad Sample distribution and expected value.
- kidsasd987
- · Replies 5 ·
Graduate Do all rational numbers repeat in every radix system?
- swampwiz
- · Replies 1 ·
Undergrad T-Distribution and confidence interval)
- Willjeezy
- · Replies 3 ·
Sum of binomial coefficients multiplied by k^2
- alexmahone
- · Replies 6 ·
Poisson distribution for email delivery times at Lahey Electronics
- trastic
- · Replies 2 ·
Normal distribution question: determine sigma
- muffymuff
- · Replies 2 ·
Undergrad How many times will the line travel between A and B
- Konstantine
- · Replies 1 ·
Graduate Expected value of bernoulli random variable.
- kidsasd987
- · Replies 5 ·
Set Theory and ZFC - The Axiom of Replacement - Searcoid, Pages 6-7
- Math Amateur
- · Replies 14 ·
Set Theory and ZFC - The Subset Principal - Searcoid, Page 7
- Math Amateur
- · Replies 5 ·
Undergrad Finding equivalent 1500m time from 800m and 1600m records using logarithms
- eldrick
- · Replies 10 ·