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.
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Graduate Difference between formal systems and theories
- V0ODO0CH1LD
- · Replies 1 ·
Proving the Inclusion Property for Sets in Axiomatic Set Theory
- Aryth1
- · Replies 8 ·
Find N(7,4)/N(7,5) for lotto tickets with matching numbers
- evinda
- · Replies 6 ·
Finding the CDF of Y = F_X(X) where F_X is strictly monotone
- Julio1
- · Replies 3 ·
Undergrad How to define a set without set builder notation
- hgfhh12
- · Replies 2 ·
Undergrad What is the probability of guessing 3 digits out of an 8-digit number?
- lavoisier
- · Replies 5 ·
Undergrad Need some guidance on sensitivity and uncertainty analysis
- knight92
- · Replies 3 ·
How long to pay off multiple debts with snowball method?
- Cwray
- · Replies 1 ·
Graduate Probability: Expected distance of an accelerating car - with a twist
- HexNash
- · Replies 3 ·
How many different research teams can the director build?
- evinda
- · Replies 16 ·
Undergrad What Does Equivalence Relations Mean in Set Theory?
- kingstar
- · Replies 3 ·
How to read this expression "A graph G = (V ,E)"
- yakin
- · Replies 2 ·
Upper Bounds and Tight Upper Bounds
- Sudharaka
- · Replies 2 ·
Graduate Quantifying randomness using clustering algorithms
- HJ Farnsworth
- · Replies 1 ·
Diameter of graph-usual chessboard
- evinda
- · Replies 5 ·
How can 16 shares be distributed among 4 people with specific constraints?
- Saitama
- · Replies 2 ·
Distribute books to three people
- evinda
- · Replies 12 ·
Arrangements of numbers-odd and even positions
- evinda
- · Replies 5 ·
How Do You Describe an Equivalence Class?
- andrew1
- · Replies 3 ·
Undergrad Optimizing apple stand pricing, stock, and bulk discounts
- The Investor
- · Replies 6 ·
Graduate Finding the MVUE of a two-sided interval of a normal
- rayge
- · Replies 3 ·
With how many ways can the digits be arranged?
- evinda
- · Replies 5 ·
With how many ways can we choose disjoint subsets?
- evinda
- · Replies 14 ·
Undergrad Variance of the estimator β̂ = Ȳ/X̄
- trenekas
- · Replies 2 ·
Proving Induction Formula for C(n,k) Using Combinatorial Relations
- evinda
- · Replies 2 ·
Undergrad Does Probability Increase Over Time in Continuous Events?
- elite5chris
- · Replies 3 ·
Graduate Characteristic functions and functionals
- Matterwave
- · Replies 9 ·
Undergrad Mathematical Induction questions
- outkast32
- · Replies 10 ·
Understanding Binary Relations: Reflexive, Symmetric, Antisymmetric & Transitive
- andrew1
- · Replies 6 ·
Poisson Process - Number of cars that a petrol station can service
- Usagi
- · Replies 4 ·
Undergrad How to compare these two sets of data?
- Chemist125
- · Replies 9 ·
Probability both balls are white from randomly selected bowl
- Ackbach
- · Replies 4 ·
High School Translating set notation to english
- spaghetti3451
- · Replies 15 ·
Graduate Modus Ponens on A Statement of Deduction?
- darkchild
- · Replies 3 ·
Graduate Formal definition of set operations
- V0ODO0CH1LD
- · Replies 4 ·
Undergrad Just what the heck is probability anyway?
- csullens
- · Replies 14 ·
Can Jensen's Inequality Solve the Inequality Challenge III?
- anemone
- · Replies 2 ·
Graduate Computation about Gaussian and Dirac Delta Function
- keliu
- · Replies 4 ·
Graduate Weighted least squares residuals
- vibe3
- · Replies 2 ·
Graduate KL divergence on different domains
- flatlinez
- · Replies 1 ·
How to Find the Conditional Density for an Improved Estimator?
- Fermat1
- · Replies 2 ·
How Does a 30% Price Increase Affect Sales to Result in a 9% Revenue Decrease?
- kiranmayi
- · Replies 1 ·
Expected value formula for rolling two dice
- das1
- · Replies 3 ·
Digraph of a Binary Positional Tree
- Brian82784
- · Replies 1 ·
Graduate Closest Matching Chemical Fingerprint -what analysis?
- geetar_king
- · Replies 3 ·
Show that the maximum likelihood estimator is unbiased
- Fermat1
- · Replies 3 ·
Compute Expectation for $X_{1}^\frac{1}{2}$ with Family $f(x,\theta)$
- Fermat1
- · Replies 2 ·
Growing More Trees to Sustainable Living
- Brian82784
- · Replies 4 ·
Possible numbers under the given restriction
- Saitama
- · Replies 13 ·
Graduate G-Test: Is it Dependent on Total Amount of Observations?
- mnb96
- · Replies 2 ·
Undergrad How Do You Calculate the Probability of a Sample Mean in Normal Distribution?
- Unusualskill
- · Replies 8 ·
Undergrad Fun interactive activities to teach counting principle, permutations, combinations
- srfriggen
- · Replies 2 ·
Undergrad Maximal, greatest, minimal and least elements of a set
- Vishera
- · Replies 1 ·
Undergrad Differences between relations, functions and operations
- questar
- · Replies 8 ·
Graduate Chi-square test: why does it follow a Chi-square distribution
- mnb96
- · Replies 2 ·
Parse tree for ((x - 2) + 3) / ((2 - (3 + y)) × (w - 8))
- Brian82784
- · Replies 9 ·
Undergrad Is the Law of Total Probability a Theorem or an Axiom?
- TSC
- · Replies 3 ·
Graduate Test for independence in contingency tables with zeros
- mnb96
- · Replies 6 ·
Why do we conclude that r1-r2=0?
- evinda
- · Replies 6 ·
Graduate Cartesian product of (possible infinite) family of sets
- Damidami
- · Replies 5 ·
How to Correctly Diagram Set Inclusions Among P, O, S, and E?
- Brian82784
- · Replies 6 ·
Can L-Shaped Tiles Fit Perfectly on a 2xn Board If n Is Not Divisible by 3?
- cocoabeens
- · Replies 3 ·
Calculating the Density Function for X/Y with Exponential Distributions
- yinon
- · Replies 2 ·
Graduate Probability of selecting accurate results
- geo101
- · Replies 22 ·
Graduate What are the latest developments and open problems in Ito calculus?
- johnqwertyful
- · Replies 3 ·
Graduate Appraising Analogical Arguments
- darkchild
- · Replies 3 ·
Undergrad Incorrect interpretations of statistical results
- 15123
- · Replies 3 ·
Graduate Fitting a curve to data with error bars on curve parameters
- daveyrocket
- · Replies 10 ·
Graduate Is the Set of Functions from Z to [0,1] Truly Uncountable?
- trash
- · Replies 7 ·
Graduate Minimisation over random variables
- TaPaKaH
- · Replies 3 ·
Probability Challenge: Jason's 2010 Coin Flips
- anemone
- · Replies 2 ·
Graduate Why does a language with arbitrarily long strings require infinite DFA states?
- Jarvis323
- · Replies 5 ·
Graduate Using gaussian process regression to identify outlying network simulation curves
- rp8308
- · Replies 11 ·
Probability distribution of heads in four coin flips
- lightningzcobra
- · Replies 1 ·
Graduate Correlation Function of the Ornstein-Uhlenbeck Process
- mhsd91
- · Replies 5 ·
Graduate HMM with continuous observation - PDFs to probabilities
- rynlee
- · Replies 2 ·
Undergrad Is My Card Game Probability Calculation Correct?
- jj975
- · Replies 1 ·
Simplify Logic using One Connective: Solving ((q→p) ^ (p→r))→(r→q)
- c4nn3t
- · Replies 1 ·
Undirected graph proof, Set intersection
- c4nn3t
- · Replies 4 ·
Proof of Sets X,Y: X⊆Y <=> P(X)⊆P(Y)
- cocoabeens
- · Replies 3 ·
Does the Mean Work Week Differ for 18-25 Year Olds?
- chrisjackson1
- · Replies 1 ·
Graduate Proof of strictly stationary process
- trenekas
- · Replies 1 ·
Graduate Can HMMs accommodate variable time delays in observations?
- rynlee
- · Replies 2 ·
Un-clear proof of my professor - logic and theory set
- dana1
- · Replies 4 ·
Undergrad Proving E[xi] equals sample mean X bar
- sid9221
- · Replies 3 ·
An Equivalence Relation with Cauchy Sequences
- Aryth1
- · Replies 2 ·
Undergrad Disproving vs Proving: Certainty of Results
- 15123
- · Replies 4 ·
Proving Modular Arithmetic for x^2 = 0 or 1 (mod 4)
- cocoabeens
- · Replies 4 ·
Value of x after conditional statements with logical operators
- vb14
- · Replies 6 ·
Undergrad Using correlation coefficients as x in a regression?
- ╔(σ_σ)╝
- · Replies 2 ·
Graduate CDF Query: Conditional CDF of S
- nikozm
- · Replies 1 ·
Confidence intervals and point estimate problems
- colle
- · Replies 1 ·
Graduate Finding the Cardinality of Set C: A Problem in Subsequence Coverage
- grigor
- · Replies 1 ·
Arrow diagram for f: {5,6,7} → {A,B,C} and checking if onto or one-to-one
- lgmath
- · Replies 3 ·
Determining Positive Correlation from Table
- annie122
- · Replies 1 ·
Graduate First passage time for Kinetic Monte Carlo model
- phyalan
- · Replies 6 ·
What Is the Probability of Three Girls Given the Youngest Is Female?
- annie122
- · Replies 3 ·
Undergrad When is P(≥1) ≈ Nk a good approximation for binomial distribution?
- aaaa202
- · Replies 3 ·
Graduate Finding die face probabilities from first-to-100-wins frequencies
- Stephen Tashi
- · Replies 10 ·
Graduate Calculation of expected value of 2RVs
- nikozm
- · Replies 1 ·