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.
Undergrad Determining the Likelihood function
  • · Replies 3 ·
Replies
3
Views
8K
Graduate Equivalence Relation: Examining the Proof
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Two similar Bayesian problems. Did I get them right?
  • · Replies 6 ·
Replies
6
Views
10K
Undergrad Proving Elements of a Set are Distinct
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why is 'k' Used in Complete Graphs?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Expectation of 2 random variables
  • · Replies 5 ·
Replies
5
Views
7K
Undergrad Calculating Expected Value of Oil Co. Offshore Drilling Bid
  • · Replies 2 ·
Replies
2
Views
3K
High School Is there any numbers with infinite digits
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Multiplying Normal Distributions: Rules & Examples
  • · Replies 4 ·
Replies
4
Views
6K
Undergrad Solving Probability Question: Rolling 2 Die's w/ 20 Faces - Answer 21/160
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Understanding Mathematical Induction: Explanation and Tips for Proof Techniques
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Quick question about binomial theorem
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad The Sigma Terminology in Data Plots: Confusion and Questions
  • · Replies 2 ·
Replies
2
Views
10K
Graduate Is the Correlation between XY and Y Zero if X and Y are Independent?
  • · Replies 1 ·
Replies
1
Views
3K
High School What is the Converse in a Conditional Statement?
  • · Replies 1 ·
Replies
1
Views
7K
Undergrad Do you consider probablity a true science?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Need help conditional probability
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Probability Q: Average Consecutive Matches in Bit Strings
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Standard Card Question - Probability
  • · Replies 4 ·
Replies
4
Views
7K
High School FUn questions - Probability - help
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Set Theory Book Reviews: Halmos Edition
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Solving the Waiting Time Paradox: Uniform Arrivals
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Calculate the chance books will be returned to library
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Problems involving two distributions
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Bijective Function: f: [0,1] --> [0,1]
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Probability Question - POLITICS?
  • · Replies 1 ·
Replies
1
Views
2K
High School Finding the Value of Y at X=3 with No Reading of Y
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Linear Gaussian parameter estimation
  • · Replies 2 ·
Replies
2
Views
6K
High School Probability (Choose) question - marbles in a jar
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Random number generator of 2 normal distributions partially correlated
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Tasting Experiment - Can Friend Distinguish Pepsi from Coke?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Derivation of bayesian inference in Hidden Markov model
  • · Replies 19 ·
Replies
19
Views
5K
Graduate Proving that Y is a Markov Chain | Finite State Space and Transition Matrix P
  • · Replies 1 ·
Replies
1
Views
6K
Undergrad Question about injection, surjection, bijection, and mapping
  • · Replies 7 ·
Replies
7
Views
4K
Graduate Is the use of complete induction advantageous in this proof?
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad Probability of X in [-0.25, 0.75] Explained
  • · Replies 2 ·
Replies
2
Views
2K
Graduate How is this Statistics Summation Simplified?
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Can infinite sets differ finitely?
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad What is the Probability of 4 Out of 5 Recent US Presidents Being Left-Handed?
  • · Replies 4 ·
Replies
4
Views
5K
Undergrad Understanding the Probability of Coincidences: A Mathematical Perspective
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Are the epsilons independent from each other?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Is the empty set a compatible subset of a dense set?
  • · Replies 32 ·
2
Replies
32
Views
17K
Undergrad Trouble with Yahtzee: Where Did I Make the Mistake?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Continuous Function: Showing f is Continuous
  • · Replies 2 ·
Replies
2
Views
2K
Graduate About the joint density function
  • · Replies 5 ·
Replies
5
Views
5K
Graduate How to Prove E[Y|F0]=Y When Y is F0-Measurable?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Why Are Separable Metric Spaces Essential for Random Operators?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Analyzing performance of a stock picker
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Lebesgue measure vs. box counting dimension
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Notation for representing vector spaces
  • · Replies 1 ·
Replies
1
Views
3K
Graduate R Chart with probability limits
  • · Replies 2 ·
Replies
2
Views
3K
High School Are {a,b,c} and {a,{b,c}} the same set?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Unsolved Problem: Are Outcomes of Two Inspectors Independent?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Deciding Between Standard and Improved Chi-Square Methods for Data Analysis
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Can You Have a Category of Categories Without Encountering Russell's Paradox?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Generated random data how can I check if it is a Gaussian?
  • · Replies 3 ·
Replies
3
Views
8K
Graduate How to Prove the Sum of Squared Standard Normal Variables is Chi-Square?
  • · Replies 1 ·
Replies
1
Views
22K
High School What does finite mean in mathematical terms?
  • · Replies 11 ·
Replies
11
Views
18K
Graduate Calculating a CDF Identity: Derivation and Explanation
  • · Replies 11 ·
Replies
11
Views
4K
Graduate Proof by induction: nCr always an integer
  • · Replies 38 ·
2
Replies
38
Views
23K
Graduate Some questions regarding Propositions and the Liar's Paradox.
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Mathematical Derivation of Significant Figure Rules
  • · Replies 5 ·
Replies
5
Views
6K
Graduate Second-Order Logic: Understanding the Basics
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad Probability Puzzle: Calculating Chances of Being Hit by Car After 10 Crossings
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Gaussian PDF: Probability of P(x), Usable Shafts %
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Joint probability from conditional probability?
  • · Replies 10 ·
Replies
10
Views
22K
Graduate Set theory and category theory
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad How do I state uncertainty when calibrating a flowmeter?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Determining the Importance of Certain Data Types (PCA?)
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Normalizing standard deviation between two data sets
  • · Replies 5 ·
Replies
5
Views
50K
High School Obtain the power set p(s) if S(a,b,c)
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Entropy (Shannon) - Channel Capacity
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad Can I Plot Log (x) with Error Bars without Changing err_x Values?
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad How can I calculate an error for a slope in my lab report using Excel?
  • · Replies 1 ·
Replies
1
Views
35K
Undergrad How to proof P(A U B U C) without using Venn Diagram
  • · Replies 5 ·
Replies
5
Views
63K
Graduate How Can Predicate Calculus Prove a Unique Solution in Set Theory?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate What are the axioms in ZFC set theory?
  • · Replies 20 ·
Replies
20
Views
6K
High School Is the Empty Set Its Own Element or Subset?
  • · Replies 20 ·
Replies
20
Views
6K
Undergrad Attempting to find an equation, not sure how to present it.
  • · Replies 4 ·
Replies
4
Views
2K
Graduate What is the Representation of \omega^\omega in a Visual Form?
  • · Replies 13 ·
Replies
13
Views
2K
Undergrad Normal approx binomial question.
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Correct Combination Thought Logic Being Followed
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Finding variance without knowing mean?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Mean/Variance of Uniform Probability Distribution
  • · Replies 3 ·
Replies
3
Views
30K
Graduate How Does Runtime Affect the Kolmogorov Complexity of a SAT Solver's Output?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Is There Always a Rational Between Any Two Transcendental Numbers?
  • · Replies 18 ·
Replies
18
Views
5K
Graduate Convergence in distribution
  • · Replies 1 ·
Replies
1
Views
3K
Graduate What is the Uniform Convergence Problem in Stochastic Functions?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Probability Density Function of a Quadratic Equation
  • · Replies 1 ·
Replies
1
Views
6K
Undergrad Should I Switch My Choice in the Monty Hall Problem?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What, if anything, is necessarily true inequalities called?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Conditional Probability and Bayes' Formula Questions
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Question with intersects and complements.
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Are Ratios of IID Exponential Variables Independent of Their Sample Average?
  • · Replies 3 ·
Replies
3
Views
6K
Graduate An initial and terminal object of the category 'Set'
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Finding Cyclic Patterns in Random Constants: A Probability Puzzle
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Does {a^(-2)a, a^(-1)} form a set?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Find Expected Value of X(n) from Uniform Distribution
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Understanding Probability Distributions on Subsets: Exploring X and X' Sets
  • · Replies 2 ·
Replies
2
Views
2K
High School Home work with set builder notation
  • · Replies 4 ·
Replies
4
Views
6K