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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 Optimal Final Jeopardy Strategy: All In or Zero?
  • Hornbein
  • · Replies 9 ·
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Graduate Need help about a demo with inverse weighted variance average
  • fab13
  • · Replies 1 ·
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High School Should You Stick or Switch? A Modified Monty Hall Problem
  • gptejms
  • · Replies 7 ·
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7
Undergrad How Is Uncertainty Calculated for the Mean of a Gaussian Function in MATLAB?
  • kelly0303
  • · Replies 5 ·
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Combinatorial Analysis (Investments)
  • WMDhamnekar
  • · Replies 1 ·
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Graduate Recalculate a range by variable 'Median'?
  • marcophys
  • · Replies 4 ·
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4
Graduate Try to swap between mean and partial derivatives on a product
  • fab13
  • · Replies 2 ·
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Undergrad What are the recommended tests for comparing two sets of data?
  • VVS2000
  • · Replies 6 ·
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6
Rejecting the Hypothesis of a Fair Coin: Confidence Level?
  • Edward S
  • · Replies 1 ·
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Undergrad How to Combine These Two Probabilities?
  • Lapse
  • · Replies 8 ·
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8
Undergrad Finance: does the volatility of a stock follow a certain distribution?
  • Master1022
  • · Replies 24 ·
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High School CDC International 4 Level Travel Notice System Math Calculations
  • veithmoore
  • · Replies 1 ·
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1
High School Calculating Odds of Getting at Least One Pair in Pai Gow
  • bland
  • · Replies 18 ·
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18
High School Decision for conditional probability instead of intersection of events
  • Peter_Newman
  • · Replies 3 ·
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3
Show that C gives a confidence interval for θ
  • mathmari
  • · Replies 1 ·
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Calculating LCM with Multiple Prime Factors
  • karush
  • · Replies 7 ·
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7
Modeling Relationships in a Supermarket: ER Model with Cardinalities
  • mathmari
  • · Replies 1 ·
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Determine the confidence interval
  • mathmari
  • · Replies 3 ·
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3
SQL commands with subtraction and multiplication
  • mathmari
  • · Replies 35 ·
2
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Calculate the density - Unbiased estimator for θ
  • mathmari
  • · Replies 1 ·
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Finding MLE for $\theta$ of Statistical Product Model
  • mathmari
  • · Replies 6 ·
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6
Undergrad Irish lottery record 54-draw rollover, new legislation....
  • Fisic
  • · Replies 25 ·
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25
Undergrad Noise Whiteness hypothesis in Kalman filtering
  • Unconscious
  • · Replies 4 ·
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4
Undergrad Probability of 10 consecutive tails with 30 coin flips
  • Fobi
  • · Replies 20 ·
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Undergrad Equivalence relation and different sample spaces
  • gregthenovelist
  • · Replies 9 ·
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Graduate Number of unequal integers with sum S
  • Jarfi
  • · Replies 12 ·
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How do we distribute the elements into schedules?
  • mathmari
  • · Replies 8 ·
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8
Graduate Is the binomial a special case of the beta binomial?
  • Ad VanderVen
  • · Replies 2 ·
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2
Undergrad How to create a fair distribution algorithm?
  • riay00
  • · Replies 1 ·
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Undergrad How to calculate expectation and variance of kernel density estimator?
  • schniefen
  • · Replies 9 ·
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9
Undergrad "Laws of Form" by G. Spencer-Brown (1969)
  • nomadreid
  • · Replies 4 ·
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4
Graduate Software for Converting Spectral Density to Modified Allan Deviation
  • Twigg
  • · Replies 7 ·
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7
Graduate Uncertainties on Bayes' theorem
  • kelly0303
  • · Replies 19 ·
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19
Why Is Standard Deviation Calculated as 10√2 Instead of 14?
  • logicandtruth
  • · Replies 6 ·
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High School Traditional logic and its usefulness in the past
  • PainterGuy
  • · Replies 21 ·
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Undergrad How Do Roster and Set Builder Methods Enhance Traditional Topics?
  • DumpmeAdrenaline
  • · Replies 6 ·
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Undergrad Geometric Point of View of sets
  • DumpmeAdrenaline
  • · Replies 13 ·
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Undergrad Is this statement an aspect of the Hairy Ball or Fixed Point Theorem?
  • swampwiz
  • · Replies 1 ·
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Transactions & schedules - Dependency relations
  • mathmari
  • · Replies 1 ·
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Probability to get a chocolate snowman or a chocolate reindeer
  • mathmari
  • · Replies 2 ·
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Undergrad The Actual Sleeping beauty Problem
  • JeffJo
  • · Replies 45 ·
2
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Undergrad Proving P(X_4|X_1,X_2)=P(X_4|X_2) for Markov Chain with Finite Possibilities
  • mathman
  • · Replies 6 ·
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6
High School The Monty Hall paradox/conundrum
  • cmb
  • · Replies 212 ·
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High School The difference between the symbols ##=## and ##\equiv##
  • Ad VanderVen
  • · Replies 6 ·
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Proof of a set union and intersection
  • bargaj
  • · Replies 1 ·
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High School The Sleeping Beauty Problem: What is the Scientific Definition of Credence?
  • Moes
  • · Replies 126 ·
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Static or dynamic integrity constraints
  • mathmari
  • · Replies 6 ·
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Where Did the Monte Carlo Simulation Go Wrong?
  • Lancelot1
  • · Replies 1 ·
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Creating tables - integrity constraints
  • mathmari
  • · Replies 5 ·
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5
How Long Do Christmas Tree Candles Last?
  • mathmari
  • · Replies 8 ·
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8
Undergrad Demonstration of inequality between 2 variance expressions
  • fab13
  • · Replies 1 ·
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Undergrad Question regarding writing proofs
  • Munnu
  • · Replies 4 ·
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4
Graduate Choice of Pipelines for Data Analysis
  • WWGD
  • · Replies 4 ·
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4
Undergrad Clarifying Meaning of a Conditional w/ Quantifiers (∃x)(∀y)(Fyx ⊃ Fyy)
  • The Head
  • · Replies 1 ·
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Undergrad What is this formula measuring error?
  • crashcat
  • · Replies 1 ·
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1
QBE Queries: Get Answers for RADL DB
  • mathmari
  • · Replies 9 ·
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9
Understanding Primary and Foreign Keys in Database Relations
  • mathmari
  • · Replies 7 ·
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High School Calculating the coprime probability of two integers in a different way
  • Adel Makram
  • · Replies 13 ·
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SQL Expressions for RADL Database
  • mathmari
  • · Replies 67 ·
3
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How Do You Minimize Mean Square Deviation in Dice Roll Predictions?
  • mathmari
  • · Replies 4 ·
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Undergrad Are De Morgan's laws for sets necessary in this proof?
  • plum356
  • · Replies 3 ·
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3
Undergrad If the center of gravity changes on a die, how do the odds change?
  • Ad VanderVen
  • · Replies 5 ·
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Want to use probability algorithm for my web app
  • aaronsmith4
  • · Replies 1 ·
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Solving Permutations Question with Restrictions
  • Lancelot1
  • · Replies 3 ·
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What is the Minimum Number of Friends Needed for Unique Dinner Invitations?
  • Lancelot1
  • · Replies 1 ·
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-7.6.69 Determine the value z^* that...
  • karush
  • · Replies 5 ·
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5
How Do You Manage Database Tables in SQL?
  • mathmari
  • · Replies 8 ·
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High School Prove that s/t is rational where s and t are rational
  • RM86Z
  • · Replies 6 ·
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Understanding Random Variable Mapping and Probability Functions
  • mathmari
  • · Replies 4 ·
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Expected number of sold books and profit
  • mathmari
  • · Replies 5 ·
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For which values are the variables independent?
  • mathmari
  • · Replies 4 ·
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Undergrad Question about this set-theory identity
  • MathematicalPhysicist
  • · Replies 8 ·
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8
What Is the Probability of Drawing Specific Ball Colors from a Bag?
  • raindoe
  • · Replies 1 ·
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Undergrad [Congruence class] Proof of modular arithmetic theorem
  • Leo Liu
  • · Replies 2 ·
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Find the smallest positive integer N
  • sfvdsc
  • · Replies 3 ·
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3
Relation between Sets AUFTRAG & KUNDE
  • mathmari
  • · Replies 62 ·
3
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Tree Diagram - Error at production
  • mathmari
  • · Replies 17 ·
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What is the Probability of a Tetrahedron Landing on a Specific Colored Side?
  • mathmari
  • · Replies 3 ·
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Undergrad Solving Hangman's Paradox: Axioms, Deductions & Probabilities
  • pinball1970
  • · Replies 10 ·
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10
How Much Will Adam Have After 5 Years of Deposits?
  • Abdullah Qureshi
  • · Replies 3 ·
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3
Compound Interest: $50000 Invested for 3 Years at 7.75%
  • kaye
  • · Replies 3 ·
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3
Hypothesis Testing: Wrong Critical Z Score Explained
  • yelenaaa13
  • · Replies 4 ·
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4
Probability that a randomly selected chicken has the genetic modification
  • mathmari
  • · Replies 10 ·
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How can we find probability space and events
  • mathmari
  • · Replies 6 ·
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Graduate Rigorous mathematical definition of sampling
  • justinmir
  • · Replies 13 ·
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13
Upper and lower bounds for the cardinalities
  • mathmari
  • · Replies 17 ·
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Relation Algebra - Relational Calculus
  • mathmari
  • · Replies 6 ·
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6
Undergrad Using a probability argument I got the sum. Can it be done directly?
  • mathman
  • · Replies 10 ·
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10
Multiple choice test : random variable
  • mathmari
  • · Replies 7 ·
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7
Game : random variable for net profit
  • mathmari
  • · Replies 5 ·
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5
How can we calculate the probability?
  • mathmari
  • · Replies 17 ·
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17
Undergrad The Prisoner Paradox: Examining the Relativity of Probability in Everyday Life
  • lukka98
  • · Replies 33 ·
2
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Undergrad Limits of Two Ordinal Sequences
  • AplanisTophet
  • · Replies 14 ·
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How to prove the normal distribution tail inequality for large x ?
  • WMDhamnekar
  • · Replies 4 ·
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-aux.05 coefficient of determination is 83.0 %
  • karush
  • · Replies 3 ·
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3
Model the situation with a Laplace room
  • mathmari
  • · Replies 18 ·
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18
Graduate Distances in Knn: Are they metric functions in the Mathematical sense?
  • WWGD
  • · Replies 6 ·
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6
Game Night : Number of combinations
  • mathmari
  • · Replies 14 ·
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14
High School It works but why? (Matching experimental data to a random equation)
  • adriandwor
  • · Replies 3 ·
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3
Graduate 2D space and 1D time evolution of a random field
  • tworitdash
  • · Replies 5 ·
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5