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.
High School Chebyshev inequality, confidence intervals, etc
  • · Replies 6 ·
Replies
6
Views
4K
MHB Logarithmic Equation solve log_(3x)3+log_(x/3)3=5/12
  • · Replies 1 ·
Replies
1
Views
1K
MHB Calculating New Emission Rate of Radioactive Source
  • · Replies 3 ·
Replies
3
Views
3K
MHB Success runs in Bernoulli trials
  • · Replies 1 ·
Replies
1
Views
2K
High School Addition, multiplication, divison and subtraction of error
  • · Replies 4 ·
Replies
4
Views
2K
MHB Symmetrical Group: Prove Properties & Find Element Count
  • · Replies 1 ·
Replies
1
Views
1K
MHB Divisibility Problem: Prove Existence of $i,j$
  • · Replies 3 ·
Replies
3
Views
2K
High School Generating Stats and Probabilities
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Probability that a Random String is a Word
  • · Replies 20 ·
Replies
20
Views
8K
High School Rare Entropy and Hidden Markov
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Question on Actuary Exam -- Error?
  • · Replies 9 ·
Replies
9
Views
2K
MHB Transfinite Induction: Theorem or Axiom?
  • · Replies 1 ·
Replies
1
Views
2K
MHB Statistical Significance: Manufacturer's Claim Rejected?
  • · Replies 1 ·
Replies
1
Views
2K
MHB Proper Subsets and Relations of Sets
  • · Replies 1 ·
Replies
1
Views
2K
High School Opening boxes consecutively to find 1 prize
  • · Replies 16 ·
Replies
16
Views
3K
MHB Sharing & Splitting Costs: Who Owes Who?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Probability of finding a k-subset in a d-dimensional random
  • · Replies 2 ·
Replies
2
Views
2K
MHB Probability of Student Seating Arrangement in Height Order
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Help! Troubleshooting a Technical Problem
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Monte Carlo financial simulation
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Multiple hypothesis testing for radar tracking in clutter
  • · Replies 1 ·
Replies
1
Views
2K
MHB Discrete Mathematics - Define a relation R on S of at least four order pairs
  • · Replies 1 ·
Replies
1
Views
1K
MHB Order Pairs of Relation R on S: Multiply for Even Result
  • · Replies 3 ·
Replies
3
Views
3K
MHB Find a recursive formula for the number of combinations
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Degrees of freedom for t-test for 2 samples, 2 variances
  • · Replies 7 ·
Replies
7
Views
6K
MHB Optimizing Markov Chain Production System Throughput w/ Exponential Rate of 50
  • · Replies 1 ·
Replies
1
Views
2K
MHB Find Linear Correlation Coefficient & P-Value for Internet Users & Award Winners
  • · Replies 1 ·
Replies
1
Views
3K
Graduate The Current State of Mathematical Rigour
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Was there any need or utility or aim, for Cantor's theory?
  • · Replies 29 ·
Replies
29
Views
4K
MHB Some fundamental question in combinatorics
  • · Replies 6 ·
Replies
6
Views
2K
MHB How Can I Understand and Use the Stars and Bars Selection Formula?
  • · Replies 7 ·
Replies
7
Views
2K
MHB Count Arrangements of 16 Balls in 4 Drawers-At Least 3 Each
  • · Replies 1 ·
Replies
1
Views
2K
MHB Average "Hits" on exploding dice
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Defining the membership relation in set theory?
  • · Replies 14 ·
Replies
14
Views
6K
MHB Calculation of probability with arithmetic mean of the sum of random variables
  • · Replies 1 ·
Replies
1
Views
2K
MHB How to calculate $E(X_iX_j)$ with $i\ne j$?
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad Instrumental error and statistical error
  • · Replies 6 ·
Replies
6
Views
3K
MHB What Is the Probability of Having Exactly k Boys in a Family of n Children?
  • · Replies 3 ·
Replies
3
Views
2K
MHB Proof by induction - Really confused
  • · Replies 4 ·
Replies
4
Views
2K
MHB Likelihood of things happening on with regularity depending on initial probability
  • · Replies 1 ·
Replies
1
Views
2K
MHB How Do You Solve the Second Part of an Equivalence Relations Problem?
  • · Replies 1 ·
Replies
1
Views
2K
MHB Predicates and Quanitifiers - Can't understand Question
  • · Replies 3 ·
Replies
3
Views
2K
High School Probability of n consecutive tails in n coin tosses
  • · Replies 14 ·
Replies
14
Views
6K
High School Flaw in Godel's Proof: Accepted by Mathematicians?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Inconsistency versus lack of knowledge
  • · Replies 18 ·
Replies
18
Views
4K
Undergrad Fitting functions based on imperfect data
  • · Replies 19 ·
Replies
19
Views
2K
MHB İnterest question for my exam toorrow
  • · Replies 1 ·
Replies
1
Views
2K
MHB Inequality of Cardinality of Sets
  • · Replies 4 ·
Replies
4
Views
3K
MHB Trying to understand how to formulate null and alternative hypotheses
  • · Replies 1 ·
Replies
1
Views
2K
MHB What is the probability that the ball was labeled
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Gambler's dilemma: should you stop at small wins?
  • · Replies 11 ·
Replies
11
Views
2K
MHB Proving Set Equivalence with Set Differences?
  • · Replies 9 ·
Replies
9
Views
2K
High School Random Variable - Mean and Variance
  • · Replies 3 ·
Replies
3
Views
2K
MHB What is the probability that she selects none of those containing errors
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Maximum Likelihood to find the original data or estimation directly
  • · Replies 8 ·
Replies
8
Views
2K
MHB Success Rate of College Grads: Probability of 1+ Job in 1 Year
  • · Replies 2 ·
Replies
2
Views
2K
MHB Find the probability that all 7 witnesses would pick the same person.
  • · Replies 2 ·
Replies
2
Views
2K
High School Calculating Entropy for Independent Coin Toss Sequences with Varying Differences
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Can Bayesian Hypothesis Testing Determine the Authenticity of Cables?
  • · Replies 11 ·
Replies
11
Views
2K
MHB How many balls can fit into a jar
  • · Replies 3 ·
Replies
3
Views
22K
MHB What is the LMS Estimate of Theta for a Joint PDF on a Triangular Set?
  • · Replies 2 ·
Replies
2
Views
3K
MHB What are the Probabilities of Committee Compositions and Coin Selections?
  • · Replies 2 ·
Replies
2
Views
7K
MHB Find P(spade or face card or 3 or club)
  • · Replies 4 ·
Replies
4
Views
2K
High School The Drunkard's Walk: A Discussion of the Text
  • · Replies 17 ·
Replies
17
Views
4K
Undergrad Conf.intervals for fitted parameters: divide by sqrt(n)?
  • · Replies 7 ·
Replies
7
Views
2K
High School Proof of the identity A\(A\B)=B
  • · Replies 5 ·
Replies
5
Views
5K
Undergrad Calculating Average Value of Damage w/ 30% Crit Chance
  • · Replies 3 ·
Replies
3
Views
2K
MHB Functions and Relations: Proving R is a Function from A to B
  • · Replies 1 ·
Replies
1
Views
1K
MHB Expression for normal distribution
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Truth, lie and random confusion
  • · Replies 13 ·
Replies
13
Views
4K
MHB If both pipes are used together, how long will it take to fill 2/3 of the tank?
  • · Replies 9 ·
Replies
9
Views
2K
High School Solve Ax ≡ B mod C w/ Bezout's Identity
  • · Replies 1 ·
Replies
1
Views
2K
MHB What Comparison Sign To Assert f^(-1)(f(A))? A True?
  • · Replies 1 ·
Replies
1
Views
2K
High School Weighing Contribution: Scatter Plot Analysis
  • · Replies 7 ·
Replies
7
Views
1K
Undergrad Spectrum classification and dimension reduction
  • · Replies 2 ·
Replies
2
Views
2K
Insights A Simplified Synthesis of Financial Options Pricing - Comments
  • · Replies 19 ·
Replies
19
Views
3K
Undergrad Stats Q Help: Find Probability of Contaminated Cherry Pies
  • · Replies 6 ·
Replies
6
Views
2K
MHB Describing Sets: A Comprehensive Guide
  • · Replies 5 ·
Replies
5
Views
2K
MHB "Two step" Markov chain is also a Markov chain.
  • · Replies 4 ·
Replies
4
Views
2K
MHB Proving Countability: Positive Rational Numbers & Union of Countable Sets
  • · Replies 11 ·
Replies
11
Views
3K
High School How to decide between using the z and t tests?
  • · Replies 27 ·
Replies
27
Views
3K
MHB Optimizing Fuel Usage on a Circular Route with Squares: A Mathematical Proof
  • · Replies 20 ·
Replies
20
Views
3K
Undergrad Why are linearly ordered R and R/{0} not isomophic?
  • · Replies 1 ·
Replies
1
Views
1K
MHB How Many Handshakes Did the Hostess Make at the Party?
  • · Replies 5 ·
Replies
5
Views
2K
MHB Converse, Contrapositive and Negation for multiple Quantifiers
  • · Replies 1 ·
Replies
1
Views
2K
MHB How many steps are needed to reach 12 from 0 in a probabilistic sequence?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Specific question re Bayesian statistics/analysis
  • · Replies 9 ·
Replies
9
Views
2K
High School In dire Straights: Straights of 11+ w/ 2 Poker decks
  • · Replies 7 ·
Replies
7
Views
2K
MHB Understanding Proper Subsets of Ordinals in Searcoid's Theorem 1.4.4 - Peter
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Using standard deviation values as independent variables
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Can Turing Machines Understand Infinity?
  • · Replies 14 ·
Replies
14
Views
2K
Undergrad How does one formulate continuous probabilities/pdfs?
  • · Replies 3 ·
Replies
3
Views
1K
High School Seat arrangements around a rectangular table
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad Help understanding Big O notation
  • · Replies 23 ·
Replies
23
Views
7K
MHB Calculating overall percentage/probability from multiple categories?
  • · Replies 3 ·
Replies
3
Views
4K
MHB Well Orders and Total Orders .... Searcoid Definition 1.3.10 ....
  • · Replies 5 ·
Replies
5
Views
2K
MHB Properties of the Ordinals ....
  • · Replies 1 ·
Replies
1
Views
1K
Graduate What is the variance of a Gaussian RV
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad How Can Bayes' Formula Help Understand Price Increases with Overseas Expansion?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Proof of a Lemma regarding absolute values
  • · Replies 1 ·
Replies
1
Views
1K