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.
MHB Prove that the statement is always true using the rules of boolean algebra
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad A claim in measure theory which seems flawed to me
  • · Replies 15 ·
Replies
15
Views
2K
Undergrad Why Not P(A)*(1-P(A)) for Probability?
  • · Replies 5 ·
Replies
5
Views
1K
MHB Can We Prove the Inductive Set Contains Only Natural Numbers?
  • · Replies 10 ·
Replies
10
Views
2K
High School Understanding Modus Tollens: Deductive Reasoning with an Example
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Estimating Gene Mutation Proportion: A & B Approaches
  • · Replies 2 ·
Replies
2
Views
2K
MHB Solving the Fractional Knapsack Problem - Wave and Thinking
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad What would the pdf look like for 'N' chess computers with the same rating
  • · Replies 16 ·
Replies
16
Views
2K
MHB Master Theorem-Relation of the two functions
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Good Examples of Causation does not Imply Correlation
  • · Replies 58 ·
2
Replies
58
Views
6K
High School Introduction to logic - website?
  • · Replies 2 ·
Replies
2
Views
1K
High School Probability of n events over a time period
  • · Replies 2 ·
Replies
2
Views
1K
MHB De Morgan Rules - Logical statements
  • · Replies 11 ·
Replies
11
Views
1K
MHB Draw a NAND-gate to get that output
  • · Replies 16 ·
Replies
16
Views
2K
MHB Satisfying S∘S=S: What Are The Conditions?
  • · Replies 7 ·
Replies
7
Views
2K
MHB How to calculate conditional expectation E[g(x) | x>= Q] for x ~ exp(1)
  • · Replies 2 ·
Replies
2
Views
2K
MHB Translate the statements into set inclusion
  • · Replies 5 ·
Replies
5
Views
1K
MHB Log likelihood and Maximum likelihood
  • · Replies 1 ·
Replies
1
Views
2K
MHB How many reflexive relations on set A with 4 elements?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Supremum proof & relation to Universal quantifier
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Quine's New Foundations and the concept of a Universal Set
  • · Replies 6 ·
Replies
6
Views
2K
MHB How Many Elements Are Found in Each Mathematical Set?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Is There a Simpler Way to Calculate the Probability of a Needle Crossing a Line?
  • · Replies 3 ·
Replies
3
Views
2K
High School Stats: Determining significance level in problem
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad Distributivity/Inheritance of Max Likelihood Estimators
  • · Replies 19 ·
Replies
19
Views
2K
Undergrad Principal Component Analysis with dependent variable?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad How to Get Final Fisher Matrix from 2 Matrices
  • · Replies 11 ·
Replies
11
Views
2K
High School Solving a RNG Problem: What is the Expected Value of N?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Failure rate for a uniformly distributed variable
  • · Replies 3 ·
Replies
3
Views
2K
MHB Summation and product notation rules
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Tell me how scientific journals scrutinize statistical work
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Radon-Nikodym Derivative and Bayes' Theorem
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Dense set vs no isolating points
  • · Replies 3 ·
Replies
3
Views
2K
High School Simple probability question: Suppose P(B|A)=1. Does that mean that P(A|B)=1?
  • · Replies 34 ·
2
Replies
34
Views
4K
Undergrad Cardinality of Unions of Powersets
  • · Replies 21 ·
Replies
21
Views
3K
High School Different sample methods in statistics
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad Direction of logical implication in bijectively related sets
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad Expected value of a variable and its reciprocal
  • · Replies 19 ·
Replies
19
Views
2K
High School Are proofs needed for definitions? Conditional probabilities
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Proving Probability of Union with Indicator Variables in Three Events
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Linear regression with error term
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Understanding different Monte Carlo approximation notations
  • · Replies 7 ·
Replies
7
Views
2K
MHB How to Efficiently Distribute Change Using Five and One Dollar Bills
  • · Replies 1 ·
Replies
1
Views
6K
Undergrad Conditional distribution of geometric series
  • · Replies 1 ·
Replies
1
Views
1K
MHB Can Predicate Properties Be Neither True nor False?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad How do I compute the cumulative probabilites of multiple bell curves?
  • · Replies 2 ·
Replies
2
Views
1K
Union of sets and indexed sets question from Vellerman
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Question regarding quantifier statement
  • · Replies 10 ·
Replies
10
Views
1K
Undergrad How do you calculate the probability without using the complement?
  • · Replies 15 ·
Replies
15
Views
2K
MHB Sequence of b_{k} with Explicit Formula: Proving by Math Induction
  • · Replies 2 ·
Replies
2
Views
1K
High School Another consequence of Cantor's diagonal argument
  • · Replies 43 ·
2
Replies
43
Views
6K
Undergrad Computer languages as examples in formal logic
  • · Replies 40 ·
2
Replies
40
Views
8K
Graduate Feature Selection, Information Gain and Information Entropy
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad How to prove the Cauchy distribution has no moments?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad How to find the moments using the characteristic function?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Does the definition of cardinality assume distinguishability?
  • · Replies 9 ·
Replies
9
Views
2K
High School One thing I don't understand about Cantor's diagonal argument
  • · Replies 55 ·
2
Replies
55
Views
8K
Undergrad An Alternative Variance Formula
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Are there unprovable theorems with unprovable unprovability?
  • · Replies 37 ·
2
Replies
37
Views
5K
Graduate The meaningfulness item on math probability
  • · Replies 14 ·
Replies
14
Views
1K
High School A given integer can be written in how many different ways?
  • · Replies 11 ·
Replies
11
Views
1K
Undergrad Limit inf < Limit superior(proof)
  • · Replies 5 ·
Replies
5
Views
2K
High School Choosing the number of trials when the data stream is unlimited
  • · Replies 24 ·
Replies
24
Views
2K
High School Dice calculation of p(7), two different values?
  • · Replies 32 ·
2
Replies
32
Views
3K
MHB Attempting to add logic mathematics to a college paper - need your input
  • · Replies 2 ·
Replies
2
Views
2K
Mosteller lectures - available online?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Optimal strategy for repeated coin toss game - with possible bias
  • · Replies 20 ·
Replies
20
Views
6K
MHB What is the Pigeonhole Principle Problem in the African Rally?
  • · Replies 2 ·
Replies
2
Views
1K
MHB Proof by induction? No Idea what I should do :(
  • · Replies 4 ·
Replies
4
Views
1K
Undergrad 'Conservative' p-values adjusted
  • · Replies 1 ·
Replies
1
Views
1K
MHB Exponential distribution question
  • · Replies 1 ·
Replies
1
Views
2K
MHB Question about Successor Function
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Does Using 365.25 Instead of 365 Affect the Birthday Problem Calculation?
  • · Replies 6 ·
Replies
6
Views
1K
Graduate Identification of a probability density function
  • · Replies 2 ·
Replies
2
Views
1K
MHB Can we prove that (m+1)/(n+1) > m/n if n>m>0 using synthetic proof?
  • · Replies 9 ·
Replies
9
Views
2K
MHB Digital Clocks: Binomial Problem Analysis and Results
  • · Replies 4 ·
Replies
4
Views
2K
Graduate What is the Derivation of the Inverse Gaussian Distribution by Schrödinger?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Variation coefficient property
  • · Replies 6 ·
Replies
6
Views
1K
MHB ZFC and the Axiom of Power Sets ....
  • · Replies 2 ·
Replies
2
Views
2K
High School Simple Die Game: Win by Rolling 1-5 Before 6 - Odds of Winning?
  • · Replies 4 ·
Replies
4
Views
1K
High School Deductive reasoning and hypothesis
  • · Replies 7 ·
Replies
7
Views
2K
High School Normalization versus Percent Change
  • · Replies 1 ·
Replies
1
Views
4K
MHB Solve Math Problem: Mixing Milk & Water to Get 50% Milk
  • · Replies 3 ·
Replies
3
Views
1K
MHB Maximising the difference between multiple distributions
  • · Replies 1 ·
Replies
1
Views
2K
MHB Construct grammar and find its type
  • · Replies 26 ·
Replies
26
Views
2K
Graduate A trend formula for the variance
  • · Replies 2 ·
Replies
2
Views
1K
MHB Bipartite Graphs: Does $\alpha(G) =|U|$?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Who Really Copied the Assignment?
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Combining model uncertainties with analytical uncertainties
  • · Replies 2 ·
Replies
2
Views
1K
Graduate How to transform a probability density function?
  • · Replies 4 ·
Replies
4
Views
2K
MHB How Can I Solve a Problem Using Euler's Totient Function for Odd Prime Numbers?
  • · Replies 1 ·
Replies
1
Views
1K
MHB Optimal time for scheduling the tasks
  • · Replies 1 ·
Replies
1
Views
1K
MHB How Do You Calculate the Total Weight of a Huffman Code?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Confidence interval on Standard deviation
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Reduced chi square for few data points
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Which method should I use for a linear fit of data with error on both z and y?
  • · Replies 8 ·
Replies
8
Views
2K
High School Probability in a dice game
  • · Replies 41 ·
2
Replies
41
Views
5K
Undergrad "Theory" in multi-valued logic?
  • · Replies 35 ·
2
Replies
35
Views
4K
Undergrad Akaike Information Criterion Vs Likelihood Ratio Test
  • · Replies 5 ·
Replies
5
Views
4K
  • Poll Poll
Graduate How to change the support of a probability density function?
  • · Replies 4 ·
Replies
4
Views
2K