Set Theory, Logic, Probability, Statistics Forum

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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 In dire Straights: Straights of 11+ w/ 2 Poker decks
  • Democritus Blantayre
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Understanding Proper Subsets of Ordinals in Searcoid's Theorem 1.4.4 - Peter
  • Math Amateur
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2
Graduate Using standard deviation values as independent variables
  • monsmatglad
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1
Undergrad Can Turing Machines Understand Infinity?
  • Gear300
  • · Replies 14 ·
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14
Undergrad How does one formulate continuous probabilities/pdfs?
  • random_soldier
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3
High School Seat arrangements around a rectangular table
  • songoku
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8
Undergrad Help understanding Big O notation
  • Aaron Buckley
  • · Replies 23 ·
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23
Calculating overall percentage/probability from multiple categories?
  • Spud
  • · Replies 3 ·
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3
Well Orders and Total Orders .... Searcoid Definition 1.3.10 ....
  • Math Amateur
  • · Replies 5 ·
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5
Properties of the Ordinals ....
  • Math Amateur
  • · Replies 1 ·
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1
Graduate What is the variance of a Gaussian RV
  • nikozm
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1
Undergrad How Can Bayes' Formula Help Understand Price Increases with Overseas Expansion?
  • Vital
  • · Replies 5 ·
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Undergrad Proof of a Lemma regarding absolute values
  • WWCY
  • · Replies 1 ·
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1
Undergrad Definition of a diffusion coefficient
  • econmajor
  • · Replies 1 ·
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1
Graduate Cardinal Number Alephs: Countably Infinite?
  • mathman
  • · Replies 8 ·
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8
The Recursion Theorem .... Searcoid, Theroem 1.3.24 .... ....
  • Math Amateur
  • · Replies 1 ·
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Graduate Estimation error from estimation quantile of normal distribution
  • Derk
  • · Replies 3 ·
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3
Finding the Domain of a Logarithmic Function f(x) = log_5(8 - 2x)
  • RidiculousName
  • · Replies 7 ·
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7
If you are 8 ft away from the source, how long does the sound take to reach you?
  • riffwraith
  • · Replies 2 ·
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2
High School Adding error to a percentage change
  • rwooduk
  • · Replies 13 ·
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13
Undergrad Probability that X is less than a set
  • showzen
  • · Replies 4 ·
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4
How Long to Grow Bacteria Population from 1,000 to 500,000?
  • mathdad
  • · Replies 10 ·
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10
Undergrad Understanding Implication Problems: Examples & Explanations
  • Avatrin
  • · Replies 7 ·
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7
Convert the recursive formula into the explicit form
  • mathmari
  • · Replies 16 ·
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16
Equivalent Rates - Valuation Mathematics
  • logicandtruth
  • · Replies 2 ·
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2
Undergrad The general notion of a recurrence relation
  • Stephen Tashi
  • · Replies 18 ·
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18
Original Price Percent Increase
  • mathdad
  • · Replies 11 ·
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11
What Is the Total Amount Paid for a $35 Meal with a 10-15% Tip?
  • mathdad
  • · Replies 4 ·
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4
Undergrad Simplest independent first-order expression in PA
  • ad infinitum
  • · Replies 1 ·
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1
Undergrad How to interpret this definition of a subset?
  • Robin04
  • · Replies 5 ·
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5
High School Maximize Your Odds: Choosing Winning Lotto Combinations from 1 to 58
  • kiki_danc
  • · Replies 15 ·
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15
Undergrad Understanding part of the multinomial formula
  • Vital
  • · Replies 3 ·
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3
Undergrad Accuracy of the Normal Approximation to Binomial
  • Adeimantus
  • · Replies 11 ·
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11
Undergrad Odds of dying of the same disease on the same date as another....
  • BernieM
  • · Replies 18 ·
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18
Undergrad Conditional probability choosing from the objects
  • Vital
  • · Replies 4 ·
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4
Undergrad Random set of N points in a unit disc, what is the average nearest distance
  • Spinnor
  • · Replies 15 ·
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15
Graduate Creating a confounding variable
  • FallenApple
  • · Replies 1 ·
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1
Undergrad Pdf of Difference of Random Variables
  • marcusl
  • · Replies 1 ·
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1
Graduate "Recovering" the Formula from a graph?
  • WWGD
  • · Replies 4 ·
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4
Undergrad Why is the Axiom of Power Set needed?
  • pellman
  • · Replies 4 ·
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4
Undergrad Is every isomorphism between groups preserves cardinality of elements?
  • Mr Davis 97
  • · Replies 3 ·
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Math induction with sigma notation
  • carameled
  • · Replies 5 ·
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5
Help with Logic Proof: Establishing 7.
  • agapito
  • · Replies 1 ·
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1
Undergrad Order Statistics: CDF Calculation for i.i.d. Random Variables
  • EngWiPy
  • · Replies 35 ·
2
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Graduate How can I simulate 2D correlated data with continuous-valued variables?
  • Goldberry
  • · Replies 1 ·
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1
Number of rearrangements of letters
  • mathmari
  • · Replies 6 ·
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6
How to Calculate Tail/Tail Probability for Multiple Coin Tosses?
  • mathmari
  • · Replies 5 ·
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5
High School What Is the Probability of Winning in This Ball Selection Game?
  • kent davidge
  • · Replies 2 ·
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2
How to Prove the Negation of Nested Quantifiers After Instantiation?
  • agapito
  • · Replies 4 ·
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4
High School Improving Tennis Analysis: Incorporating Three Outcomes and Serve Probabilities
  • Wes Turner
  • · Replies 18 ·
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18
How many edges does the graph have?
  • mathmari
  • · Replies 4 ·
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4
How many new branches will the complement graph of a deleted edge have?
  • evinda
  • · Replies 11 ·
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11
Graduate How to correctly analyze the results of a preference study?
  • Vaering
  • · Replies 13 ·
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13
Undergrad Independent events and variables
  • WWCY
  • · Replies 12 ·
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12
Prove: 2ε{a,2,b} in Set Theory
  • solakis1
  • · Replies 5 ·
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5
In how many ways can we create such a committee?
  • mathmari
  • · Replies 2 ·
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2
Determine the diameter of the graph
  • mathmari
  • · Replies 10 ·
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10
Undergrad Why Are P-values Uniformly Distributed in Hypothesis Testing?
  • alan2
  • · Replies 2 ·
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2
Undergrad Mathematical difference between permutation&combination
  • Jonathan1218
  • · Replies 6 ·
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6
Undergrad How Can Fleet Mixing Optimize Crew Encounters in Regattas?
  • stockzahn
  • · Replies 15 ·
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15
Undergrad Probability Theory: Multinomial coefficients
  • WWCY
  • · Replies 6 ·
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6
Finding the Maximum Likelihood Estimator for a Density Function
  • mathmari
  • · Replies 3 ·
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3
Undergrad Rayleigh distribution and the probability of a point
  • rabbed
  • · Replies 16 ·
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16
Calculating Heteroscedasticity: Is Correlation Between Variables Strong/Weak?
  • MarkFL
  • · Replies 9 ·
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9
High School Standard Deviation as Function of Sample Size
  • Roger Dodger
  • · Replies 24 ·
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24
Undergrad What's the converse of this statement?
  • Adeimantus
  • · Replies 41 ·
2
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Find Probability of two polygons
  • cheerful
  • · Replies 21 ·
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411.1.3.15 Prove A\cap(B/C)=(A\cap B)/(A\cap C)
  • karush
  • · Replies 2 ·
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Graduate Continuous output: logistic vs linear regression
  • FallenApple
  • · Replies 4 ·
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4
Undergrad Efficiency prediction (minimum versus average)
  • roam
  • · Replies 2 ·
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2
Undergrad Other linear fitting than least squares
  • Felipe Lincoln
  • · Replies 13 ·
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13
Undergrad What is mathematical induction
  • Greg Bernhardt
  • · Replies 5 ·
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5
Solving Uncertainties: Explaining My Mistakes
  • TheFallen018
  • · Replies 3 ·
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3
Undergrad Maxwell and The distribution of velocities in a gas
  • Aleoa
  • · Replies 4 ·
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4
High School Megastat's Regression Analysis keeps asking confidence level
  • ohno
  • · Replies 3 ·
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3
Graduate Mathematical inequality measures for the social sciences
  • Vanadium 50
  • · Replies 12 ·
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12
High School How might determinism affect probability?
  • cliffhanley203
  • · Replies 69 ·
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Graduate Using incorrect models to infer correct ones.
  • FallenApple
  • · Replies 2 ·
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2
Undergrad If k divides 25 what is prob(k odd)?
  • Mathysics29
  • · Replies 43 ·
2
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ZFC and the Pairing Principle .... Searcoid Theorem 1.1.5 ....
  • Math Amateur
  • · Replies 1 ·
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Undergrad Godel's unprovable statement - Numberfile
  • jamalkoiyess
  • · Replies 2 ·
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2
Graduate Bayesian Priors and relation with ignorance
  • ChrisVer
  • · Replies 4 ·
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4
Question about Bayesian Inference, Posterior Distribution
  • thehairygorilla
  • · Replies 2 ·
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2
High School Question about a Logarithmic Property
  • opus
  • · Replies 8 ·
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8
Stats question on premiership goals
  • alang2101
  • · Replies 5 ·
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5
High School Why is pH a negative logarithm?
  • opus
  • · Replies 5 ·
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5
Undergrad Why the emphasis on first-order logic?
  • nomadreid
  • · Replies 9 ·
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9
Undergrad Loophole in Godel's Incompleteness Theorem?
  • Posty McPostface
  • · Replies 24 ·
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24
Undergrad Uncertainty of coefficients after a least square fit
  • sth
  • · Replies 2 ·
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2
Pr of exactly one dice showing 2
  • navi
  • · Replies 9 ·
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9
High School An elementary confusion on discrete or continuous variable
  • ssd
  • · Replies 11 ·
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11
Graduate Similarity between -/+ weighted distributions
  • Jarvis323
  • · Replies 5 ·
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5
Undergrad Percentage of a normalized value
  • OctetHat
  • · Replies 6 ·
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6
High School Question about Compound Interest Formula
  • opus
  • · Replies 6 ·
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6
Tricky Logic Puzzle with 26 Variables
  • Tompson Lee
  • · Replies 3 ·
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3
Undergrad What is truth in the completeness theorem?
  • Demystifier
  • · Replies 7 ·
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7
What Does Rejecting the Null in ANOVA but Not Hartley's FMAX Mean?
  • melissahalliwel
  • · Replies 1 ·
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1
Undergrad How To Find 68% Confidence Interval After Running MCMC
  • xdrgnh
  • · Replies 22 ·
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22
Chance performance on a yes/no task where no is correct 2/3 of the time?
  • ltuff1
  • · Replies 6 ·
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6
Undergrad Many-valued inference possible: extant?
  • nomadreid
  • · Replies 6 ·
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6