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.
Simple Interest Investment: How Long Will It Take to Grow $550,000 to $720,000?
  • Needs help
  • · Replies 1 ·
Replies
1
Upper Bound of Sets and Sequences: Analyzing Logic
  • CGandC
  • · Replies 3 ·
Replies
3
Graduate What is the Probability of Sampling a Set with a Certain Size?
  • yahastu
  • · Replies 6 ·
Replies
6
Undergrad Sum independent normal variables
  • mathman
  • · Replies 39 ·
2
Replies
39
Insights Posterior Predictive Distributions in Bayesian Statistics
  • Dale
  • · Replies 7 ·
Replies
7
Undergrad A quick question regarding the application of Aleph numbers to reality
  • Happyman101
  • · Replies 1 ·
Replies
1
Calculating Probability of Consonant and Vowel Tiles with Blind Selection Method
  • Nate Learning
  • · Replies 1 ·
Replies
1
What is the correct formula for calculating savings plan?
  • Ladybug101
  • · Replies 1 ·
Replies
1
Does the entrance test score determine the final exam score?
  • nycmathdad
  • · Replies 3 ·
Replies
3
Graduate Calculating the statistical properties of the given PDF
  • Arman777
  • · Replies 9 ·
Replies
9
Graph: showing that diameter is greater than average pairwise distance
  • lemonthree
  • · Replies 4 ·
Replies
4
Graduate Question about a property of a matrix of transition probabilities
  • Ad VanderVen
  • · Replies 6 ·
Replies
6
Venn Diagram Question: How many whales were surveyed?
  • beans91
  • · Replies 7 ·
Replies
7
Undergrad When does ## { n \choose k } ## represent set of lists?
  • CGandC
  • · Replies 20 ·
Replies
20
Asian Zing Wings: Calculate Expected Value
  • Lolaa201
  • · Replies 1 ·
Replies
1
Graduate Computing a variance in astrophysics context
  • fab13
  • · Replies 1 ·
Replies
1
Why do combination and permutation have different rules for order?
  • nycmathdad
  • · Replies 4 ·
Replies
4
Undergrad Probability fun time: Proof that 1/3=1/2=1/4
  • Frabjous
  • · Replies 2 ·
Replies
2
Logic Proof With Rules of Replacement
  • MRF2
  • · Replies 1 ·
Replies
1
Undergrad How Does the Equation D x E mod Φ(N) = 1 Relate to RSA Encryption?
  • brajesh
  • · Replies 1 ·
Replies
1
High School Value of t for Probability Generating Function
  • songoku
  • · Replies 4 ·
Replies
4
Undergrad Connection between Set Theory and Navier-Stokes equations?
  • maxulu
  • · Replies 9 ·
Replies
9
Undergrad Why are the inverse and converse of an implication not equivalent?
  • NoahsArk
  • · Replies 39 ·
2
Replies
39
Prove the minimum and maximum edges in a graph
  • lemonthree
  • · Replies 6 ·
Replies
6
Undergrad Statistical analysis of COVID reinfection
  • Vrbic
  • · Replies 13 ·
Replies
13
Graduate Feature Selection for Revolution: Stats or Subject Matter?
  • WWGD
  • · Replies 3 ·
Replies
3
High School What would you pay to play (or avoid) a finite St Petersburg game?
  • BWV
  • · Replies 6 ·
Replies
6
Undergrad Stratified sampling based on properties of random number streams
  • Stephen Tashi
  • · Replies 1 ·
Replies
1
How Can Weighting Opponent Ranking Impact Tennis Player Statistics?
  • itzvenom95
  • · Replies 1 ·
Replies
1
Undergrad Dimension of an Angle: Clarifying the SI Standard
  • BobF
  • · Replies 1 ·
Replies
1
High School Question about Chi-Square Test Regarding Normal Distribution
  • songoku
  • · Replies 5 ·
Replies
5
Graduate Monte Carlo to compute uncertainties, why report the mean and SD?
  • fluidistic
  • · Replies 2 ·
Replies
2
Graduate Range of values for ##2^{\aleph_0}##
  • WWGD
  • · Replies 2 ·
Replies
2
Undergrad What Does the Likelihood Function Tell Us?
  • Arman777
  • · Replies 16 ·
Replies
16
[ASK] Probability with Factors
  • Monoxdifly
  • · Replies 2 ·
Replies
2
Undergrad Is Complexity in Mathematics Determinate?
  • TimeSkip
  • · Replies 47 ·
2
Replies
47
Undergrad Separation of variables for Named Probability Density Distributions
  • redtree
  • · Replies 4 ·
Replies
4
Undergrad God's algorithm as undecidable?
  • TimeSkip
  • · Replies 3 ·
Replies
3
Undergrad Issue about the percentage of falling of height of Likelihood
  • fab13
  • · Replies 6 ·
Replies
6
How Can a Random Number Table Be Used to Sample Cotton-Top Tamarins?
  • MysticGarC
  • · Replies 1 ·
Replies
1
Graduate Correlation between parameters in a likelihood fit
  • Aleolomorfo
  • · Replies 3 ·
Replies
3
Undergrad How to propagate errors through a regression & non-linear model?
  • Master1022
  • · Replies 8 ·
Replies
8
Graduate Difference between MAPE and SSE
  • maistral
  • · Replies 11 ·
Replies
11
High School Probability Distribution with a resettable count to win
  • latot
  • · Replies 8 ·
Replies
8
Undergrad Subset definition: universal quantifier over which set?
  • strauser
  • · Replies 33 ·
2
Replies
33
Probability that the total annual profit is not more than 800000
  • mathmari
  • · Replies 6 ·
Replies
6
Testing the Assumption of Car Model's km/L Performance
  • mathmari
  • · Replies 3 ·
Replies
3
Proving (A⊕B)∩A= A-B: A Simple Guide
  • putiiik
  • · Replies 5 ·
Replies
5
Undergrad Optimizing Defective Rates with Bayes' Formula
  • CharlesDamle
  • · Replies 17 ·
Replies
17
Understanding the Difference Between 1 and 2 in Natural Numbers
  • HashTab
  • · Replies 3 ·
Replies
3
High School Choosing which variable is the dependent or independent variable
  • fog37
  • · Replies 16 ·
Replies
16
Roots of equation and probability
  • anemone
  • · Replies 1 ·
Replies
1
Undergrad Combination or Permutation Calculation
  • Vector1962
  • · Replies 3 ·
Replies
3
Probability to get the correct message
  • mathmari
  • · Replies 15 ·
Replies
15
Undergrad Odds of Winning Lottery: Expected Reward & Profit
  • kelly0303
  • · Replies 8 ·
Replies
8
High School Elo, Glicko, and Truskill rating systems are most probably wrong
  • luckis11
  • · Replies 21 ·
Replies
21
No problem! Happy to help. (Smile)
  • mathmari
  • · Replies 9 ·
Replies
9
Stat.02 Find the value of the new variance
  • karush
  • · Replies 2 ·
Replies
2
Undergrad Probability of ending up with Rhode island
  • willem2
  • · Replies 4 ·
Replies
4
Distribution, expected value, variance, covariance and correlation
  • mathmari
  • · Replies 14 ·
Replies
14
How to Graph a System of Inequalities for Investment Allocation?
  • mathland
  • · Replies 16 ·
Replies
16
Proof of Triangle Inequality for $n$ Natural Numbers
  • solakis1
  • · Replies 2 ·
Replies
2
Undergrad Right way to account for non-statistical uncertainties
  • BillKet
  • · Replies 16 ·
Replies
16
High School Do any 3D Venn diagrams exist that have no 2D analogues?
  • SamRoss
  • · Replies 3 ·
Replies
3
Graduate How could I recognize patterns in streaming data?
  • jonjacson
  • · Replies 7 ·
Replies
7
What Are the Solutions to the System of Inequalities for Target Heart Rate?
  • mathland
  • · Replies 3 ·
Replies
3
Undergrad Regression Prediction with Time Series Data
  • Master1022
  • · Replies 1 ·
Replies
1
Graduate What exactly is tested with Bartlett's sphericity test?
  • Ad VanderVen
  • · Replies 1 ·
Replies
1
Undergrad Solving an equation that contains the floor function
  • Arman777
  • · Replies 9 ·
Replies
9
Graduate Exponential statistical process to be characterised
  • Larry Lacey
  • · Replies 14 ·
Replies
14
Probability of Surviving 10 Years for A, B, and C
  • Srushti
  • · Replies 1 ·
Replies
1
Undergrad Probability: why can we use the Dirac delta function for a conditional pdf?
  • Master1022
  • · Replies 12 ·
Replies
12
How do you multiply indexed matrices?
  • Voldyy
  • · Replies 3 ·
Replies
3
Graduate Probability and entropy in an exponentially increasing sample space
  • Larry Lacey
  • · Replies 9 ·
Replies
9
Graduate The chi square goodness-of-fit test with no degrees of freedom left
  • Ad VanderVen
  • · Replies 6 ·
Replies
6
Proving $(A\cap B)\cup(B\cap X')=0$ Equivalence
  • solakis1
  • · Replies 12 ·
Replies
12
Undergrad Is this statistically significant?
  • beamthegreat
  • · Replies 22 ·
Replies
22
Undergrad Is There a Set Definition for Propositions in Propositional Logic?
  • madness
  • · Replies 27 ·
Replies
27
Undergrad Understanding 2 equivalent formulations of both data set measures
  • fab13
  • · Replies 9 ·
Replies
9
High School What do we mean when we say that x∈R
  • SHASHWAT PRATAP SING
  • · Replies 21 ·
Replies
21
Undergrad Add an exponential number of elements, what will be the final cardinality?
  • Anixx
  • · Replies 16 ·
Replies
16
Undergrad Does one need V not equal to L in order to do Cohen's forcing?
  • nomadreid
  • · Replies 13 ·
Replies
13
Undergrad Can Entropy Increase During a Probability Model Simulation?
  • Stephen Tashi
  • · Replies 13 ·
Replies
13
Graduate Convolution of two geometric distributions
  • Ad VanderVen
  • · Replies 5 ·
Replies
5
Struggling with Econometrics Proofs? Find Direction & Solutions Here!
  • EconometricAli
  • · Replies 1 ·
Replies
1
Undergrad Applying Modus Tollens in Conditional Statements
  • entropy1
  • · Replies 9 ·
Replies
9
High School Poisson distribution having variation coefficient = .5?
  • Addez123
  • · Replies 4 ·
Replies
4
Undergrad Best way to quantify how well a model fits data
  • omega_minus
  • · Replies 20 ·
Replies
20
Understanding Ke Logic Rules & Finding Contradictions
  • lyd123
  • · Replies 4 ·
Replies
4
High School Using Small Examples to Solve Combinatorial Problems
  • sahilmm15
  • · Replies 6 ·
Replies
6
High School A problem of circular permutation
  • sahilmm15
  • · Replies 8 ·
Replies
8
Why do we get like that the message?
  • evinda
  • · Replies 2 ·
Replies
2
Verifying Solution for Exponentially Distributed Random Vars.
  • user_01
  • · Replies 1 ·
Replies
1
What Edges Are Selected in the Bellman-Ford Algorithm?
  • evinda
  • · Replies 2 ·
Replies
2
Is Theorem 5.2 in SET THEORY AND LOGIC True or False?
  • solakis1
  • · Replies 2 ·
Replies
2
Undergrad What does it mean to summate from 1 upwards to something less than 1?
  • AVentura
  • · Replies 13 ·
Replies
13
Undergrad Can Generating Functions Simplify the Calculation of Currency Combinations?
  • Isaac0427
  • · Replies 3 ·
Replies
3
High School A problem of mathematical induction
  • sahilmm15
  • · Replies 8 ·
Replies
8
High School ##A \subset B \iff \exists x \in B \land x \not\in A##?
  • yucheng
  • · Replies 15 ·
Replies
15
High School Inverse Transformation from Response Surface
  • Omega0
  • · Replies 1 ·
Replies
1