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.

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Graduate Demonstração de Problema: Considerações Inválidas em Intervalos Abertos

  • JasonPhysicist
  • · Replies 1 ·
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1

Graduate Central Limit Theorem and Standardized Sums

  • caffeine
  • · Replies 3 ·
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3

Graduate Can a random variable have infinite mean?

  • EvLer
  • · Replies 5 ·
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5

Undergrad Parametric function or statistic?

  • EvLer
  • · Replies 8 ·
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8

Undergrad How to start learning proof writing for linear algebra

  • quasar_4
  • · Replies 1 ·
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1

High School What does Zm denote in number theory?

  • u0602647
  • · Replies 2 ·
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2

High School Labeling Intersection in Venn Diagrams

  • Physics is Phun
  • · Replies 1 ·
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1

Undergrad Probabilities: Estimating the probability of overlapping

  • jksacc
  • · Replies 1 ·
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1

Undergrad Words of length 4 with letters in increasing alphabetical order

  • Batmaniac
  • · Replies 8 ·
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8

Undergrad Could someone somewhat plainly explain what is unification, when it is

  • EvLer
  • · Replies 5 ·
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5

Undergrad Prove Maasei Hoshev proposition 32 on sum of triangular numbers

  • JoshC
  • · Replies 1 ·
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1

Undergrad Solving a Group Job Efficiency Problem

  • blumfeld0
  • · Replies 3 ·
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3

Undergrad How many integers from 1 through 99,999 is the sum of their digits = 9?

  • mr_coffee
  • · Replies 11 ·
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11

High School Three Times the Probability Question

  • SwAnK
  • · Replies 9 ·
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9

Undergrad Intuitive way to explain |Q| = aleph zero?

  • EnumaElish
  • · Replies 5 ·
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5

Graduate Applying Chernoff bound on normal distribution

  • phonic
  • · Replies 3 ·
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3

Graduate Question on cardinality of sequences.

  • MathematicalPhysicist
  • · Replies 14 ·
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14

Undergrad Simulation of the growth of a poker player's bankroll

  • Fredrik
  • · Replies 0 ·
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0

Graduate What are the domain and range of this function?

  • StatusX
  • · Replies 7 ·
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7

Undergrad Probability related to an Appointment Scheduling Simulation

  • wolfego
  • · Replies 1 ·
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1

Graduate How Can I Prove There Are c Sequences of Rational Numbers?

  • MathematicalPhysicist
  • · Replies 3 ·
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3

High School Fraction,Percent, Ratio Problem

  • AznBoi
  • · Replies 2 ·
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2

High School What Are the Remainders When Dividing Consecutive Integers by 3?

  • AznBoi
  • · Replies 7 ·
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7

Graduate What is stationarity theory and how does it predict the universe's path?

  • navneet1990
  • · Replies 4 ·
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4

Undergrad What are hashing functions and how are they used?

  • Hussein Abd
  • · Replies 1 ·
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1

Undergrad Probability of Sum of Dice Rolls for Positive Integer "m

  • Abomb23
  • · Replies 9 ·
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9

Graduate Cardinality of continuous functions f:R->R.

  • MathematicalPhysicist
  • · Replies 14 ·
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14

Graduate How much data do you need to estimate probabilities accurately?

  • Loren Booda
  • · Replies 6 ·
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6

Graduate Cardinality of concave polygons' set.

  • MathematicalPhysicist
  • · Replies 12 ·
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12

Undergrad Maximum number of valid patterns on an NxN Sudoku board

  • webtry
  • · Replies 1 ·
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1

Graduate Questions about coverings and some odd question.

  • MathematicalPhysicist
  • · Replies 34 ·
2
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34

Undergrad What is the Best Way to Get Started in Data Mining?

  • Alternamaton
  • · Replies 2 ·
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2

Undergrad What is the probability of a needle hitting a line on graph paper?

  • daniel_i_l
  • · Replies 2 ·
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2

Undergrad How many children do Person X and Y have?

  • Vagrant
  • · Replies 5 ·
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5

Graduate Direct simple solution of the envelopes paradox

  • EnumaElish
  • · Replies 0 ·
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0

Graduate Probability of coin and markov transition matrix

  • hupdy
  • · Replies 2 ·
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2

Graduate What is the Probability of a DNA Match in Crime Scene Forensics?

  • Dooga Blackrazor
  • · Replies 8 ·
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8

Graduate A problem with the standard solution of the two envelopes paradox

  • Fredrik
  • · Replies 39 ·
2
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39

Undergrad Can an Ink Stain Always Be Avoided with a 1 x 1 cm Net on Paper?

  • haiha
  • · Replies 9 ·
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9

Graduate Is Rabc a Valid Formula in Predicate Logic?

  • pivoxa15
  • · Replies 3 ·
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3

Undergrad Next integer with the same number of set bits

  • rasman
  • · Replies 19 ·
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19

Graduate Example of Set X with Two Topologies: Continuous But Not Homeomorphic

  • kiriyama
  • · Replies 7 ·
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7

Undergrad Conditional probability equation, how is it derived?

  • Werg22
  • · Replies 6 ·
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6

Graduate Proving |A|<=Aleph Null with Function f:A->B and |B|<=Aleph Null

  • MathematicalPhysicist
  • · Replies 2 ·
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2

Undergrad Why is the empty set an improper subset?

  • pivoxa15
  • · Replies 18 ·
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18

Undergrad Finding Probability with Mean and Poisson Distribution

  • Poop-Loops
  • · Replies 13 ·
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13

Can We Live in Two Places at Once?

  • amcca064
  • · Replies 3 ·
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3

Graduate How Can Monotone Functions Have Only Countably Many Discontinuities?

  • MathematicalPhysicist
  • · Replies 5 ·
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5

Graduate Finding a Lower Bound on $\Sigma$ Function w/Green(1964)

  • CRGreathouse
  • · Replies 1 ·
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1

Graduate Proving Reflexive Closure of a Relation on a Set

  • verty
  • · Replies 3 ·
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3

High School GPA calculation with weighted lab, homework, test and exam grades

  • PremedBeauty
  • · Replies 2 ·
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2

Graduate Is an open interval in R really uncountable?

  • ak416
  • · Replies 3 ·
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3

Graduate Statistical Significance Question

  • phuntyme
  • · Replies 7 ·
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7

Undergrad Determining Sample Size for Statistical Significance

  • smudge
  • · Replies 9 ·
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9

High School Understanding Logarithms - Find log2, log2.0*10^24 and log5

  • ayazabdul
  • · Replies 6 ·
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6

Undergrad Could someone explain the difference ?

  • sneez
  • · Replies 1 ·
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1

Undergrad Linear programming for maximizing profit with three items

  • kyzersozey
  • · Replies 7 ·
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7

Graduate Can Monte Carlo Methods be Used to Solve Infinite-State Integral Equations?

  • Karlisbad
  • · Replies 2 ·
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2

Undergrad Having Trouble Understanding Chi Squared Stuff

  • Poop-Loops
  • · Replies 3 ·
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3

Undergrad What is the Probability of Each Customer Getting a DVD in a Rental System?

  • kannadasan
  • · Replies 2 ·
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2

Undergrad How many possible combinations can be made from 6 codons using base pairs?

  • Arctangent
  • · Replies 2 ·
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2

Undergrad How do I recognize the null and alternative hypotheses in a problem?

  • cmab
  • · Replies 2 ·
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2

High School What is binomial distribution and how does it work?

  • sycamorex
  • · Replies 6 ·
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6

Old probability book by an author named Fella?

  • pivoxa15
  • · Replies 3 ·
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3

Undergrad Solving Discrepency Events - What Statistical Measure to Use?

  • BiologyGirl
  • · Replies 6 ·
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6

Undergrad Calculating Investment Growth: $5,000 to $7,500 at 8% Interest

  • m90210
  • · Replies 3 ·
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3

Graduate Zorn's lemma without the axiom of choice

  • StatusX
  • · Replies 26 ·
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26

Graduate Probability of No Encounter Between Crawling Ants on a Polyhedron

  • young e.
  • · Replies 3 ·
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3

Undergrad Can Dr. Easy Reject the Null Hypothesis in the EN-100 Test Analysis?

  • lopram
  • · Replies 1 ·
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1

Undergrad Independent trials, dependent condition

  • caffeine
  • · Replies 3 ·
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3

Undergrad Probability: Foreign vs Local in a City

  • thedeath
  • · Replies 1 ·
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1

Undergrad Calculate Gross Tax only knowing Net Earnings

  • bradles
  • · Replies 2 ·
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2

Undergrad Can combining counselors improve on 80% accuracy?

  • hupdy
  • · Replies 12 ·
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12

Graduate Sets: Proving Y^(XU{x})=(Y^X)x(Y^{x}) with Finite Sets and Singleton {x}

  • MathematicalPhysicist
  • · Replies 4 ·
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4

Undergrad How Is the Average Age of Trees in a Town Calculated?

  • meteorologist1
  • · Replies 12 ·
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12

Undergrad What is the Remainder when Dividing a Number with 1000 Ones by 1001?

  • murshid_islam
  • · Replies 2 ·
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2

High School Does 2:3 notation express a probability of 2/3?

  • quasar987
  • · Replies 1 ·
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1

Graduate Addition Theorem Proof - Foundations of Analysis by Edmund Landau

  • dobry_den
  • · Replies 21 ·
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21

Graduate Is my Predicate Logic Solution Correct?

  • robert
  • · Replies 3 ·
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3

High School Choosing 3 balls from 8 when 3 are identical

  • aerosmith
  • · Replies 7 ·
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7

Undergrad Can someone explain this to me? full answer written, probabilty

  • mr_coffee
  • · Replies 2 ·
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2

Graduate The conncetion between logic and topology.

  • MathematicalPhysicist
  • · Replies 3 ·
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3

Graduate Joint and conditional distributions

  • OFDM
  • · Replies 3 ·
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3

High School Central Limit Theorem: Fisheries Management

  • majin
  • · Replies 4 ·
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4

Undergrad Is Trial Division Primality Check Considered in Polynomial Time?

  • mourinho123
  • · Replies 2 ·
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2

Graduate Can a Three-State Logic System Revolutionize Computing?

  • ocalhoun
  • · Replies 1 ·
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1

Graduate Is P(\Omega) Equal to 1 in Bernoulli Trials?

  • quasar987
  • · Replies 1 ·
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1

Undergrad Is a Two-Sided t-Test Appropriate for Comparing Doctor Care Hours?

  • thedeath
  • · Replies 1 ·
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1

Undergrad Writing a model to represent data set ?

  • Rizzamabob
  • · Replies 2 ·
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2

Undergrad Timeless Texts: Top Probability Books for Undergrad and Grad Students

  • mattmns
  • · Replies 2 ·
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2

Undergrad Finding sample size for a hypothesis test at given accuracy

  • Orikon
  • · Replies 1 ·
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1

Graduate The definition of random sample mean and convergence

  • bgd2007
  • · Replies 1 ·
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1

Undergrad Can Maximum Likelihood Estimation Yield Multiple Solutions?

  • Chen
  • · Replies 1 ·
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1

Graduate Calculating Standard Deviation After Normalizing Data

  • verges_prime
  • · Replies 1 ·
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1

Undergrad Convert Spearman Rank Test Correlation to P-Value

  • Zaphodx57x
  • · Replies 1 ·
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1

Undergrad Statistical Significance for 3 samples

  • NSX
  • · Replies 1 ·
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1

Undergrad Comparing win rates between drivers with different sample sizes

  • Mohammad
  • · Replies 1 ·
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1

Graduate Is a Cubed Normally Distributed Variable Still Normal?

  • Jellis78
  • · Replies 2 ·
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2

Undergrad Binomial and Poisson distribution homework problems

  • NickLippy
  • · Replies 1 ·
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1

Undergrad Most likely time for third event in Poisson process

  • romeo6
  • · Replies 1 ·
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1