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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.
Undergrad Fourier Transform of a Probability Distribution
  • NatanijelVasic
  • · Replies 9 ·
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9
Undergrad Are Sampling Issues the Key to Proving the Existence of Hot Hands?
  • BWV
  • · Replies 24 ·
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24
Probability Challenge: Find Interval of Integers Drawn from Urn
  • lfdahl
  • · Replies 2 ·
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2
Undergrad What are the properties of a plane cut into regions by a set of lines?
  • Mr Davis 97
  • · Replies 1 ·
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1
High School Is Validity the First Step in Evaluating Arguments?
  • r0bHadz
  • · Replies 17 ·
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17
Undergrad Determine P(t = x) if % of sample drawn from gaussian > t
  • NotASmurf
  • · Replies 6 ·
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6
High School Question about CH (continuum hypothesis)
  • jk22
  • · Replies 13 ·
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13
Undergrad Bootstrap in Monte Carlo and the number of samples
  • diegzumillo
  • · Replies 8 ·
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8
Undergrad How to determine an impact based on components
  • Semidevilz
  • · Replies 4 ·
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4
A wheel of fortune is divided into 10 parts, one of them brings the jackpot.
  • mathmari
  • · Replies 1 ·
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1
What Are the Chances of Specific Dice Rolls in 20 Attempts?
  • mathmari
  • · Replies 6 ·
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6
Solve Statistics Exercise: 1500 in Biology vs Physics Pie Chart
  • sp3
  • · Replies 3 ·
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3
Undergrad Function to find the probability distribution of a stock price
  • beamthegreat
  • · Replies 5 ·
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5
Calc Expected Value & Variance of Multivar. Func.
  • TheFallen018
  • · Replies 1 ·
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1
Predicate Logic: Semantics and Validity
  • joyofbitz
  • · Replies 1 ·
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1
Undergrad Correct understanding of confidence intervals....
  • fog37
  • · Replies 22 ·
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22
Finding out the sequence as Martingale
  • WMDhamnekar
  • · Replies 3 ·
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3
What would the probability be for the 11th flip to be the same as 10th flip
  • xNICK1
  • · Replies 3 ·
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3
Undergrad Calculating Delta Values: Paired t Test
  • lamlam1
  • · Replies 3 ·
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3
Calculating Loan Payments: A Simple Formula
  • Wilmer
  • · Replies 1 ·
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1
High School Help on this truth table- Is this statement valid
  • opus
  • · Replies 9 ·
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9
Graduate What is the limit of this (complicated) set?
  • Adeimantus
  • · Replies 1 ·
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1
High School Calculate Gross Profit Margin Easily & Quickly
  • Puzzled
  • · Replies 16 ·
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16
Is this financial market viable?
  • WMDhamnekar
  • · Replies 2 ·
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2
What is the probability that the second screw is also good?
  • sreeram
  • · Replies 2 ·
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2
High School What are the probabilities involved with package shipping insurance?
  • kenny1999
  • · Replies 4 ·
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4
Calc Male & Female Cattle Pop Growth Rates: 30 Heifers, 100% Fert/Surv
  • audax1
  • · Replies 1 ·
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1
Graduate Regression analysis: logarithm or relative change?
  • monsmatglad
  • · Replies 2 ·
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2
Undergrad Lattice of truth values for a paraconsistent logic?
  • nomadreid
  • · Replies 2 ·
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2
Undergrad Random Unit Vector Angle Difference
  • DuckAmuck
  • · Replies 8 ·
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8
Undergrad Does Returning Marbles After Each Draw Affect Chi-square Test Results?
  • JFS321
  • · Replies 8 ·
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8
Graduate Computing S(n,3) Stirling number of 2nd kind
  • Mr Davis 97
  • · Replies 1 ·
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1
Undergrad Cardinality of a set of constant symbols (model theory)
  • nomadreid
  • · Replies 2 ·
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2
High School What's the meaning of "random" in Mathematics?
  • fbs7
  • · Replies 97 ·
4
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Graduate Two Bernoulli distribution- test hypothesis for biased coins
  • no_alone
  • · Replies 21 ·
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21
Graduate Binomial as a sum of tetranomials
  • goofball
  • · Replies 3 ·
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3
Graduate Combinatorial optimization problem
  • csopi
  • · Replies 5 ·
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5
Undergrad When is it preferable to use semi-log and log-log graphs?
  • fog37
  • · Replies 4 ·
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4
Graduate Reverse-engineering YouTube Recommenders?
  • WWGD
  • · Replies 3 ·
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3
Undergrad Statistics proof: y = k x holds for a data set
  • avicenna
  • · Replies 4 ·
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4
Undergrad Mathematical Induction: Showing Sums of 3 Consecutive Integers
  • dwyane wade
  • · Replies 1 ·
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1
Undergrad Understanding Distribution Notation in Calculus: Explained by PF Community
  • member 428835
  • · Replies 20 ·
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20
How do I convert from this mod number to a regular number?
  • SigmaS
  • · Replies 4 ·
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4
Undergrad White noise & 1/f noise after a system h(t)
  • iVenky
  • · Replies 1 ·
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1
Undergrad "Define" ℕ from ℤ or ℝ from ℂ, etc....
  • RaamGeneral
  • · Replies 17 ·
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17
How can I create a strong password to protect my online accounts?
  • Asawira Emaan
  • · Replies 3 ·
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3
Bias of functions defined on samples for population
  • mathinator
  • · Replies 2 ·
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2
Undergrad Is this formula for covariance wrong?
  • Veles
  • · Replies 1 ·
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1
Four statistical questions need detailed answer , THx
  • lucy
  • · Replies 2 ·
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2
Undergrad Why doesn't the solution to the Monty Hall problem make sense?
  • r0bHadz
  • · Replies 89 ·
3
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89
Calculating the Probability of Winning a Masters Degree H-1B Visa Lottery
  • Jeny George
  • · Replies 2 ·
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2
Guessing a three digit pin code from an 8 key keypad
  • jridgeman99
  • · Replies 2 ·
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2
Calculating a Weighted Mean for GPA Calculation
  • jridgeman99
  • · Replies 3 ·
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3
Probability of Order Accuracy from A, C, or Not Accurate
  • jridgeman99
  • · Replies 1 ·
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1
Probability of 4 Adults Having Health Insurance
  • jridgeman99
  • · Replies 1 ·
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1
Undergrad Are There Any Theorems Relating Joint Distributions to Marginals?
  • WWCY
  • · Replies 7 ·
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7
High School Help with determining the order
  • Boltzman Oscillation
  • · Replies 12 ·
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12
High School What is the process for converting dB/Hz to dB/decade?
  • jaydnul
  • · Replies 5 ·
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5
High School Expectation of probability density function
  • songoku
  • · Replies 3 ·
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3
Graduate Can Probit or Logit Models Be Used on Panel Data with 50 Subjects?
  • monsmatglad
  • · Replies 3 ·
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3
High School Probability that 1000 coin flips results in >600 tails
  • Jonathan212
  • · Replies 47 ·
2
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47
Mortgage Calc: Calculate Payment, Owed & Interest Breakdown
  • penelopedelmar
  • · Replies 1 ·
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1
Percentage between two numbers
  • xNICK1
  • · Replies 2 ·
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2
Probability of Missed Bullseye 3+ Times in 4 Shots
  • SteffiB
  • · Replies 1 ·
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1
High School How to Present Statistical Data
  • J132456
  • · Replies 7 ·
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7
High School Can this be called 'a coincidence'?
  • entropy1
  • · Replies 26 ·
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26
Undergrad Why does information need probability?
  • fonz
  • · Replies 16 ·
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16
Undergrad Finding a Factor's Contribution to An Average of a Product
  • Spanky1996
  • · Replies 4 ·
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4
Undergrad Expectation value of Fourier conjugates
  • redtree
  • · Replies 1 ·
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1
Undergrad Ways of Getting Sum for n-ary Digits
  • rabbed
  • · Replies 8 ·
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8
Can bounded quantification define divisibility and primality?
  • Mafaz
  • · Replies 6 ·
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6
Identity Proof: (A-B)-C=A-(B∪C)
  • gicm
  • · Replies 1 ·
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1
Undergrad Fisher matrix - equivalence or not between sequences
  • fab13
  • · Replies 3 ·
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3
Undergrad Probability-To-Exceed (PTE) and Chi^2 distribution
  • fab13
  • · Replies 5 ·
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5
Undergrad What is the expected value of Cov(x,y)2 in an independent X and Y scenario?
  • haruspex
  • · Replies 17 ·
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17
Graduate I need a Straight Compact Linear data model
  • 1plus1is10
  • · Replies 2 ·
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2
Equivalence Classes: Solving Cbarker1's Problem
  • cbarker1
  • · Replies 1 ·
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1
Proving A Subset B & C $\Rightarrow$ A Subset (B $\cup$ C)
  • cbarker1
  • · Replies 1 ·
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1
Actual infinity vs. potentially infinity - Math philosophy
  • highmath
  • · Replies 4 ·
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4
Joint cumulative distribution of dependent variables
  • OhMyMarkov
  • · Replies 5 ·
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5
Undergrad Principal component analysis (PCA) coefficients
  • roam
  • · Replies 29 ·
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29
How many subsets of set A satisfy given conditions?
  • Evgeny.Makarov
  • · Replies 2 ·
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2
Two normal independent random variables
  • WMDhamnekar
  • · Replies 2 ·
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2
Calculate Interest on Account: 2.1% per Annum
  • lave48
  • · Replies 2 ·
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2
Undergrad Determining which statement is true
  • ver_mathstats
  • · Replies 4 ·
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4
Undergrad Discovering the Useful Denial for Predicates P(x) and Q(x) in Universe U
  • ver_mathstats
  • · Replies 1 ·
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1
Undergrad Quantifiers with integers and rational numbers
  • ver_mathstats
  • · Replies 2 ·
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2
Undergrad Ridge Regression Cross Validation
  • SchroedingersLion
  • · Replies 4 ·
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4
Undergrad Bivariate normal distribution from normal linear combination
  • fisher garry
  • · Replies 2 ·
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2
Undergrad Using PCA for variable reduction
  • roam
  • · Replies 6 ·
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6
Undergrad Uncertainty: balance of two aspects?
  • nomadreid
  • · Replies 2 ·
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2
Undergrad How Are Statistical Tables Created?
  • JFS321
  • · Replies 4 ·
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4
Proving (x = y) using Axioms: Basic Arithmetic Proof
  • agapito
  • · Replies 1 ·
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1
Undergrad Convergence of 2 sample means with 95% confidence
  • fahraynk
  • · Replies 7 ·
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7
Undergrad Probability of getting a dice value
  • rabbed
  • · Replies 42 ·
2
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42
Undergrad What Is the Probability of Getting a Specific Number When Throwing Three Dice?
  • kenny1999
  • · Replies 5 ·
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5
High School Chi-squared test stat choosing a critical value
  • Vital
  • · Replies 5 ·
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5
Undergrad Is the Inverse Image of a Computable Function Recursively Enumerable?
  • Bedrich
  • · Replies 3 ·
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3
What are the key differences between a set and a class?
  • highmath
  • · Replies 1 ·
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1
Undergrad Discrete to continuum Gaussian function
  • Aleolomorfo
  • · Replies 4 ·
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4