Set Theory, Logic, Probability, Statistics Forum

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.

Threads

Undergrad Taking socks out of drawers, conditional probability

  • CGandC
  • · Replies 36 ·
2
Replies
36

High School Optimal Final Jeopardy Strategy: All In or Zero?

  • Hornbein
  • · Replies 9 ·
Replies
9

Graduate Inverse-variance weighted average of spherical harmonic coefficients in cosmology

  • fab13
  • · Replies 1 ·
Replies
1

High School Should You Stick or Switch? A Modified Monty Hall Problem

  • gptejms
  • · Replies 7 ·
Replies
7

Undergrad How Is Uncertainty Calculated for the Mean of a Gaussian Function in MATLAB?

  • kelly0303
  • · Replies 5 ·
Replies
5

Combinatorial Analysis (Investments)

  • WMDhamnekar
  • · Replies 1 ·
Replies
1

Graduate Recalculate a range by variable 'Median'?

  • marcophys
  • · Replies 4 ·
Replies
4

Graduate Try to swap between mean and partial derivatives on a product

  • fab13
  • · Replies 2 ·
Replies
2

Undergrad What are the recommended tests for comparing two sets of data?

  • VVS2000
  • · Replies 6 ·
Replies
6

Rejecting the Hypothesis of a Fair Coin: Confidence Level?

  • Edward S
  • · Replies 1 ·
Replies
1

Undergrad How to Combine These Two Probabilities?

  • Lapse
  • · Replies 8 ·
Replies
8

Undergrad Finance: does the volatility of a stock follow a certain distribution?

  • Master1022
  • · Replies 24 ·
Replies
24

High School CDC International 4 Level Travel Notice System Math Calculations

  • veithmoore
  • · Replies 1 ·
Replies
1

High School Calculating Odds of Getting at Least One Pair in Pai Gow

  • bland
  • · Replies 18 ·
Replies
18

High School Decision for conditional probability instead of intersection of events

  • Peter_Newman
  • · Replies 3 ·
Replies
3

Show that C gives a confidence interval for θ

  • mathmari
  • · Replies 1 ·
Replies
1

Calculating LCM with Multiple Prime Factors

  • karush
  • · Replies 7 ·
Replies
7

Modeling Relationships in a Supermarket: ER Model with Cardinalities

  • mathmari
  • · Replies 1 ·
Replies
1

Determine the confidence interval

  • mathmari
  • · Replies 3 ·
Replies
3

SQL commands with subtraction and multiplication

  • mathmari
  • · Replies 35 ·
2
Replies
35

Calculate the density - Unbiased estimator for θ

  • mathmari
  • · Replies 1 ·
Replies
1

Finding MLE for $\theta$ of Statistical Product Model

  • mathmari
  • · Replies 6 ·
Replies
6

Undergrad Irish lottery 54-draw rollover: probability analysis

  • Fisic
  • · Replies 25 ·
Replies
25

Undergrad Noise Whiteness hypothesis in Kalman filtering

  • Unconscious
  • · Replies 4 ·
Replies
4

Undergrad Probability of 10 consecutive tails with 30 coin flips

  • Fobi
  • · Replies 20 ·
Replies
20

Undergrad Equivalence relation and different sample spaces

  • gregthenovelist
  • · Replies 9 ·
Replies
9

Graduate Number of unequal integers with sum S

  • Jarfi
  • · Replies 12 ·
Replies
12

How do we distribute the elements into schedules?

  • mathmari
  • · Replies 8 ·
Replies
8

Graduate Is the binomial a special case of the beta binomial?

  • Ad VanderVen
  • · Replies 2 ·
Replies
2

Undergrad How to create a fair distribution algorithm?

  • riay00
  • · Replies 1 ·
Replies
1

Undergrad How to calculate expectation and variance of kernel density estimator?

  • schniefen
  • · Replies 9 ·
Replies
9

Undergrad "Laws of Form" by G. Spencer-Brown (1969)

  • nomadreid
  • · Replies 4 ·
Replies
4

Graduate Software for Converting Spectral Density to Modified Allan Deviation

  • Twigg
  • · Replies 7 ·
Replies
7

Graduate Uncertainties on Bayes' theorem

  • kelly0303
  • · Replies 19 ·
Replies
19

Why Is Standard Deviation Calculated as 10√2 Instead of 14?

  • logicandtruth
  • · Replies 6 ·
Replies
6

High School Traditional logic and its usefulness in the past

  • PainterGuy
  • · Replies 21 ·
Replies
21

Undergrad How Do Roster and Set Builder Methods Enhance Traditional Topics?

  • DumpmeAdrenaline
  • · Replies 6 ·
Replies
6

Undergrad Geometric Point of View of sets

  • DumpmeAdrenaline
  • · Replies 13 ·
Replies
13

Undergrad Is this statement related to the Hairy Ball theorem or Fixed Point theorem?

  • swampwiz
  • · Replies 1 ·
Replies
1

Conflict serializability and schedule equivalence for four transactions

  • mathmari
  • · Replies 1 ·
Replies
1

Probability to get a chocolate snowman or a chocolate reindeer

  • mathmari
  • · Replies 2 ·
Replies
2

Undergrad The Actual Sleeping beauty Problem

  • JeffJo
  • · Replies 45 ·
2
Replies
45

Undergrad Proving P(X_4|X_1,X_2)=P(X_4|X_2) for Markov Chain with Finite Possibilities

  • mathman
  • · Replies 6 ·
Replies
6

High School The Monty Hall paradox/conundrum

  • cmb
  • · Replies 212 ·
8
Replies
212

High School The difference between the symbols ##=## and ##\equiv##

  • Ad VanderVen
  • · Replies 6 ·
Replies
6

Proof of a set union and intersection

  • bargaj
  • · Replies 1 ·
Replies
1

High School Why do some defend the thirder view of the sleeping beauty problem?

  • Moes
  • · Replies 126 ·
5
Replies
126

Static or dynamic integrity constraints

  • mathmari
  • · Replies 6 ·
Replies
6

Where Did the Monte Carlo Simulation Go Wrong?

  • Lancelot1
  • · Replies 1 ·
Replies
1

Creating tables - integrity constraints

  • mathmari
  • · Replies 5 ·
Replies
5

How Long Do Christmas Tree Candles Last?

  • mathmari
  • · Replies 8 ·
Replies
8

Undergrad Demonstration of inequality between 2 variance expressions

  • fab13
  • · Replies 1 ·
Replies
1

Undergrad Question regarding writing proofs

  • Munnu
  • · Replies 4 ·
Replies
4

Graduate Choice of Pipelines for Data Analysis

  • WWGD
  • · Replies 4 ·
Replies
4

Undergrad Clarifying Meaning of a Conditional w/ Quantifiers (∃x)(∀y)(Fyx ⊃ Fyy)

  • The Head
  • · Replies 1 ·
Replies
1

Undergrad What is this formula measuring error?

  • crashcat
  • · Replies 1 ·
Replies
1

QBE Queries: Get Answers for RADL DB

  • mathmari
  • · Replies 9 ·
Replies
9

Understanding Primary and Foreign Keys in Database Relations

  • mathmari
  • · Replies 7 ·
Replies
7

High School Calculating the coprime probability of two integers in a different way

  • Adel Makram
  • · Replies 13 ·
Replies
13

SQL Expressions for RADL Database

  • mathmari
  • · Replies 67 ·
3
Replies
67

How Do You Minimize Mean Square Deviation in Dice Roll Predictions?

  • mathmari
  • · Replies 4 ·
Replies
4

Undergrad Are De Morgan's laws for sets necessary in this proof?

  • plum356
  • · Replies 3 ·
Replies
3

Undergrad If the center of gravity changes on a die, how do the odds change?

  • Ad VanderVen
  • · Replies 5 ·
Replies
5

Want to use probability algorithm for my web app

  • aaronsmith4
  • · Replies 1 ·
Replies
1

Solving Permutations Question with Restrictions

  • Lancelot1
  • · Replies 3 ·
Replies
3
Replies
1

Finding z-values for percentiles in normal distribution

  • karush
  • · Replies 5 ·
Replies
5

How Do You Manage Database Tables in SQL?

  • mathmari
  • · Replies 8 ·
Replies
8

High School Prove that s/t is rational where s and t are rational

  • RM86Z
  • · Replies 6 ·
Replies
6

Understanding Random Variable Mapping and Probability Functions

  • mathmari
  • · Replies 4 ·
Replies
4

Expected number of sold books and profit

  • mathmari
  • · Replies 5 ·
Replies
5

For which values are the variables independent?

  • mathmari
  • · Replies 4 ·
Replies
4

Undergrad De Morgan's law for infinite intersections

  • MathematicalPhysicist
  • · Replies 8 ·
Replies
8

What Is the Probability of Drawing Specific Ball Colors from a Bag?

  • raindoe
  • · Replies 1 ·
Replies
1

Undergrad [Congruence class] Proof of modular arithmetic theorem

  • Leo Liu
  • · Replies 2 ·
Replies
2
Replies
3

Union, intersection, and Cartesian product of AUFTRAG and KUNDE relations

  • mathmari
  • · Replies 62 ·
3
Replies
62

Tree Diagram - Error at production

  • mathmari
  • · Replies 17 ·
Replies
17
Replies
3

Undergrad Hangman's paradox: axioms, deductions, and surprise in the prisoner's logic

  • pinball1970
  • · Replies 10 ·
Replies
10

How Much Will Adam Have After 5 Years of Deposits?

  • Abdullah Qureshi
  • · Replies 3 ·
Replies
3

Compound Interest: $50000 Invested for 3 Years at 7.75%

  • kaye
  • · Replies 3 ·
Replies
3

Why did I get the wrong critical z score in my hypothesis test?

  • yelenaaa13
  • · Replies 4 ·
Replies
4

Probability that a randomly selected chicken has the genetic modification

  • mathmari
  • · Replies 10 ·
Replies
10

How can we find probability space and events

  • mathmari
  • · Replies 6 ·
Replies
6

Graduate Rigorous mathematical definition of sampling

  • justinmir
  • · Replies 13 ·
Replies
13

Upper and lower bounds for the cardinalities

  • mathmari
  • · Replies 17 ·
Replies
17

Relation Algebra - Relational Calculus

  • mathmari
  • · Replies 6 ·
Replies
6

Undergrad Using a probability argument I got the sum. Can it be done directly?

  • mathman
  • · Replies 10 ·
Replies
10

Multiple choice test : random variable

  • mathmari
  • · Replies 7 ·
Replies
7

Game : random variable for net profit

  • mathmari
  • · Replies 5 ·
Replies
5

How can we calculate the probability?

  • mathmari
  • · Replies 17 ·
Replies
17

Undergrad Daily survival probability: why does conditioning on waking up change the odds?

  • lukka98
  • · Replies 33 ·
2
Replies
33

Undergrad Limits of Two Ordinal Sequences

  • AplanisTophet
  • · Replies 14 ·
Replies
14

How to prove the normal distribution tail inequality for large x ?

  • WMDhamnekar
  • · Replies 4 ·
Replies
4

-aux.05 coefficient of determination is 83.0 %

  • karush
  • · Replies 3 ·
Replies
3

Model the situation with a Laplace room

  • mathmari
  • · Replies 18 ·
Replies
18

Graduate Distances in Knn: Are they metric functions in the Mathematical sense?

  • WWGD
  • · Replies 6 ·
Replies
6

Game Night : Number of combinations

  • mathmari
  • · Replies 14 ·
Replies
14

High School It works but why? (Matching experimental data to a random equation)

  • adriandwor
  • · Replies 3 ·
Replies
3