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.
Undergrad Combination problem (with exclude candidate)
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Understanding Sigma and Sample Sizes - (high Sigma in small samples)
  • · Replies 9 ·
Replies
9
Views
7K
High School What is the Definition of an Ordered Pair in Set Theory?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Unique existence quantifier equivalent to what?
  • · Replies 6 ·
Replies
6
Views
4K
Graduate Logic: difference between very similar statements
  • · Replies 5 ·
Replies
5
Views
2K
MHB Advanced Probability Question
  • · Replies 3 ·
Replies
3
Views
3K
High School What is the probability of rolling a 7 with two dice?
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Does set theory serve as the foundation of ALL math?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad How to verify dice by statistic means ?
  • · Replies 19 ·
Replies
19
Views
6K
Undergrad Is Switching the Best Option in the Door Game Show Dilemma?
  • · Replies 69 ·
3
Replies
69
Views
87K
Graduate Waiting times - Observer arriving at random time
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Truth Table for A unless B , or A , only if B ?
  • · Replies 2 ·
Replies
2
Views
5K
MHB Real Number Sets: Notation Explained | Additive Expressions
  • · Replies 10 ·
Replies
10
Views
5K
Undergrad How Do You Calculate One Sigma Confidence Intervals for Poisson Events?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Are F-measurable functions 1-to1?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad How can gambling systems be considered unreliable methods for decision-making?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Probability distribution of the time interval between two cars
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Why is the Uncertainty of Counting Phenomena Equal to the Square Root of N?
  • · Replies 1 ·
Replies
1
Views
11K
Undergrad Does the use of error bars pertain to this experiment?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Roulette is Unbeatable, but let's change the payout
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Simple conditional probability question
  • · Replies 20 ·
Replies
20
Views
5K
Undergrad Uncertainty in group of measurements, given single measurement uncertainty.
  • · Replies 9 ·
Replies
9
Views
3K
Graduate Estimating joint distributions from marginal
  • · Replies 3 ·
Replies
3
Views
5K
Undergrad Adding two set of samples with standard deviation confusions
  • · Replies 3 ·
Replies
3
Views
9K
MHB Kelly when splitting bet into multiple multis
  • · Replies 2 ·
Replies
2
Views
2K
High School Is there a standard method for solving syllogisms?
  • · Replies 14 ·
Replies
14
Views
15K
MHB If S has the same number of elements as T, then T has the same number as S....
  • · Replies 1 ·
Replies
1
Views
3K
MHB Probability of a Percent given a Percent
  • · Replies 4 ·
Replies
4
Views
3K
MHB V: Understanding the Calculation of Variance for a Given CDF
  • · Replies 1 ·
Replies
1
Views
9K
Graduate Cannot tell when a probability generating function converges for |s|<1
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How do I solve for conditional variance in a continuous distribution?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Optimizing Dice Game Strategy Against Automated Players - Any Tips?
  • · Replies 19 ·
Replies
19
Views
14K
Undergrad Proof by contradiction for statement of the form P->(Q and R)
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Can You Prove These Hypotheses in Predicate Calculus?
  • · Replies 7 ·
Replies
7
Views
3K
MHB Why is zero not included in the interval (0, infinity)?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Total number of possible n-state sequences
  • · Replies 12 ·
Replies
12
Views
3K
MHB Calculating Joint Probability - Get the Answer!
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Lorenz Curve: CI=0.99 - Describe Graph, Comment on Income
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How can I improve my understanding of predicate logic?
  • · Replies 5 ·
Replies
5
Views
4K
Graduate MLE of μ for X1,...Xn with Known σ2i
  • · Replies 6 ·
Replies
6
Views
3K
Graduate How to estimate return period amount at different distributions
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Which statistical test should I use?
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Comparing Absolute Deviation to Mean Absolute Deviation
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Probability question with a definite outcome
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Determining Combinations with Restraints
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Approximation of a process by independent draws
  • · Replies 14 ·
Replies
14
Views
4K
Graduate Can Strong Induction Prove an Element in Set S Matches Its Own Cardinality?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Expectation value for CDF fails
  • · Replies 41 ·
2
Replies
41
Views
9K
Graduate Data fusion using extended kalman filter
  • · Replies 8 ·
Replies
8
Views
4K
Graduate Is probability meaningful in cases of infinity?
  • · Replies 7 ·
Replies
7
Views
7K
Undergrad Proving the validity of this argument
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Random number from a unknown distribution
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Understanding Sigma Algebra: Example 3 Explanation & B=(3/4,6) Definition
  • · Replies 20 ·
Replies
20
Views
5K
Graduate Monotone convergence - help required
  • · Replies 3 ·
Replies
3
Views
2K
High School Confused about logical statements.
  • · Replies 2 ·
Replies
2
Views
2K
MHB Sum of a discrete finite sequence
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Math competition combinatorics problem help?
  • · Replies 3 ·
Replies
3
Views
3K
MHB How Did They Derive the Expression for P(Exactly One Match)?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Fisher Information Matrix: Equivalent Expressions
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Solving the Hat Puzzle: Chance of Getting Right Hat
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Solving Inequalities Arising from Algorithms Study
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Proof of strong law of large number
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Extension of Binary Connectives to n-valued Logic?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Solving stochastic differentials for time series forecasting
  • · Replies 1 ·
Replies
1
Views
2K
MHB Probability of binary consecutive occurence with unequal probability
  • · Replies 11 ·
Replies
11
Views
6K
Undergrad Calculating N of Possible Answers on Filtered Tests
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Selection system - Gambling system
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Calculating confidence level intervals.
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Lottery: How to use past results/sales to figure out chance of split w ur pick?
  • · Replies 21 ·
Replies
21
Views
17K
Graduate Union and Intersection of empty class of sets
  • · Replies 1 ·
Replies
1
Views
3K
MHB Integral of the Inverse Gamma Distribution
  • · Replies 6 ·
Replies
6
Views
11K
Undergrad Modelling Long Sets of Data: Measuring "Harshness
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Calculating P-value from the chi-square test?
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad Which Statistical test should I use
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What are the chances of a 5 sigma confidence rating being wrong?
  • · Replies 6 ·
Replies
6
Views
4K
High School Why the elements of a set have to be distinct?
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Question about the natural numbers.
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Finite axiomatizability of a Theory
  • · Replies 6 ·
Replies
6
Views
4K
Graduate ZFC vs NBG: A Comparison of Mathematical Axiom Systems
  • · Replies 2 ·
Replies
2
Views
3K
High School What is the Definition of a Relation in Mathematics?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Proving a=a: Using Natural Deduction to Show Equality in Set Theory
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Solving Coverage with Sets: Min Info Needed?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What P-Value Should I Use for the KS Test in Sensor Data Comparison?
  • · Replies 11 ·
Replies
11
Views
5K
Graduate Variance of White Noise: How Can It Have Infinite Power?
  • · Replies 7 ·
Replies
7
Views
27K
Undergrad Meauring deviation of something using some party randomized variables
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Does higher order moments means more attention to local area?
  • · Replies 5 ·
Replies
5
Views
2K
MHB What is the Probability of Rolling a Number 6 Four Times in a Row on a Dice?
  • · Replies 3 ·
Replies
3
Views
3K
High School How Do You Calculate Investment Percentage Changes Correctly?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad One question regarding to the simple regression
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Applications of Set Theory in engineering?
  • · Replies 6 ·
Replies
6
Views
9K
Graduate Are These Logic Problems Valid or Invalid? A Scientific Analysis
  • · Replies 6 ·
Replies
6
Views
2K
Graduate What does uncorrelatedness and independence imply?
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad Predicate logic to prove equality of two formulas
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Confidence limits for the inverse of an estimated value
  • · Replies 38 ·
2
Replies
38
Views
11K
High School Predicting number of digits with logarithms
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad Assumptions about arrival independence
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Detecting whether a bag contains fair coins
  • · Replies 23 ·
Replies
23
Views
4K
MHB Proving solution to recurrence equation using induction
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Regression Analysis: Does it Make Sense?
  • · Replies 11 ·
Replies
11
Views
3K
Graduate How can I improve regression results by adjusting the goodness of fit metric?
  • · Replies 1 ·
Replies
1
Views
2K