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 Calculating Probability of Getting 3 Heads in a Row in 64 Tosses
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Quick Correlation and Causality: A Scientist's Perspective
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Geometric Distribution, Poisson
  • · Replies 3 ·
Replies
3
Views
6K
High School Can't get a grasp of this probability
  • · Replies 9 ·
Replies
9
Views
3K
Graduate Sample Space for Conventional Knock-Out Tournament
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Definition of dynamic noise and observational noise in finance
  • · Replies 1 ·
Replies
1
Views
7K
High School Statistics Formula: Where did it come from?
  • · Replies 4 ·
Replies
4
Views
6K
Graduate Learning Non-Axiomatic Logics: Pei Wang
  • · Replies 6 ·
Replies
6
Views
6K
Undergrad But how accurate is my regression function?
  • · Replies 2 ·
Replies
2
Views
2K
High School Is Weekly Probability Same as Daily Probability?
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Probability/Hypothesis testing help
  • · Replies 16 ·
Replies
16
Views
7K
Graduate Adding X as an Instrument Variable in GMM Estimation
  • · Replies 8 ·
Replies
8
Views
6K
Graduate Is There a Mistake in My Application of Cantor's Diagonal Method?
  • · Replies 5 ·
Replies
5
Views
3K
High School Wording in a Permutation/Combination Problem
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Concept of the pigeonhole principle
  • · Replies 5 ·
Replies
5
Views
5K
Graduate Red Balls, Green Balls and Expectations
  • · Replies 2 ·
Replies
2
Views
5K
High School $5,000 daily compounding certificate of deposit
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Proving Linear Filtering of Gaussian Process Still Gaussian
  • · Replies 1 ·
Replies
1
Views
8K
Undergrad Is there a solution using the Box Principle for a chessmaster's game schedule?
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Can Boolean Algebra Simplify Complex Logical Expressions?
  • · Replies 1 ·
Replies
1
Views
8K
Undergrad Can the composition of 2 functions be proven using 3 formulas?
  • · Replies 6 ·
Replies
6
Views
9K
Undergrad Understanding Borel Sets: A Beginner's Guide
  • · Replies 2 ·
Replies
2
Views
6K
Graduate Predicate calculus: Proof problem (please check for me)
  • · Replies 10 ·
Replies
10
Views
6K
Graduate How Can You Prove a Process is Markov?
  • · Replies 3 ·
Replies
3
Views
8K
Undergrad Solving Math Problems: Selecting 7 Out of 16 Seated Men on a Round Table
  • · Replies 10 ·
Replies
10
Views
3K
Undergrad What is the Coefficient of Determination for Supermarket Sales Data?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Proving Sum of Combinations: nCr=2^n
  • · Replies 12 ·
Replies
12
Views
47K
High School Basic Probability: Questions & Clarification
  • · Replies 17 ·
Replies
17
Views
8K
Undergrad What is the coefficient of correlation between sales and price?
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Least squares regression problem
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad What is the probability of a customer going through this insurance procedure?
  • · Replies 6 ·
Replies
6
Views
5K
Graduate Conditional Prob -cont random variable
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Probability of Choosing E in ENERGISE: Combinatorics Approach
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad What is the Probability of Choosing an Irrational Number on the Real Line?
  • · Replies 26 ·
Replies
26
Views
7K
Graduate What Is the Probability a Random Point Lands on One Side of a Line in R^2?
  • · Replies 2 ·
Replies
2
Views
2K
High School Help Needed: Solving a Stat Question with No Breaks
  • · Replies 29 ·
Replies
29
Views
4K
Graduate Reading about the property of satisfiability
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Win $20,000: Calculating the Odds of Lottery Ticket Prizes
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Non-normal measurement error in linear regression
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Does String Theory Challenge the Concept of Chaotic Electrons?
  • · Replies 17 ·
Replies
17
Views
6K
Undergrad Help with Probabilities of a Decision Tree - No Cost Between Links 3-14
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Simplifying Clause: A' & B' or A & B
  • · Replies 4 ·
Replies
4
Views
3K
Graduate List all Rationals in [a,b]: a + lim x->0 x{n}_0^(floor((b-a)/x))
  • · Replies 42 ·
2
Replies
42
Views
7K
Graduate Solving the Paradox of A & B's Money Game
  • · Replies 15 ·
Replies
15
Views
3K
Undergrad Why are probit sometimes negative?
  • · Replies 2 ·
Replies
2
Views
11K
Undergrad What kind of statistic methods?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Twin Paradox and the Logical Foundation of Relativity Theory
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Definition of an atomic sentence
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Finding Range of Set: Notation & Shorthand
  • · Replies 7 ·
Replies
7
Views
13K
Undergrad How Do You Calculate Probabilities with Unknown Ball Quantities?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Hypothesis testing and the power of the test
  • · Replies 1 ·
Replies
1
Views
10K
Graduate Is There a Bijection Between a Set and Its Power Set?
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Probability of Same Score on Test
  • · Replies 16 ·
Replies
16
Views
6K
Graduate Problem with limits involving a summation
  • · Replies 1 ·
Replies
1
Views
4K
High School Help with Expectation of Rolled Die 3 times
  • · Replies 12 ·
Replies
12
Views
10K
Undergrad Predicting the Markets Using Chaos Theory
  • · Replies 7 ·
Replies
7
Views
5K
High School Are Different Dice Color Outcomes Considered the Same?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Naive Set Theory by Paul R. Halmos
  • · Replies 1 ·
Replies
1
Views
7K
Graduate Elliot Wave Structure: Predicting Market Vibrations
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Solve 3log25 - log34 + log2(log39): 6.335
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Permutation Loops- successor operation
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Probability and confidence level
  • · Replies 1 ·
Replies
1
Views
8K
Undergrad Calculating Chances of Descending Order with 36 Cards
  • · Replies 11 ·
Replies
11
Views
4K
High School Probability & Frequency: Definition and Relationship
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Does the Strong Law of Large Numbers Always Apply?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Distribution Function Of X Help
  • · Replies 7 ·
Replies
7
Views
5K
Undergrad What are the Long-Term Trends of a Matrix in Algebra?
  • · Replies 5 ·
Replies
5
Views
5K
High School Learning Set Theory: Cartesian Product & Ordered Pairs
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Calculating Probabilities for Drawing Specific Cards
  • · Replies 2 ·
Replies
2
Views
8K
Undergrad Who's Right in this Bet: 1 in 5 or 1 in 50?
  • · Replies 4 ·
Replies
4
Views
3K
High School Let R be a binary relation on a set X
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Is Integrating x(x^2 + 1) from 0 to 1 the Correct Method to Compute E[Y]?
  • · Replies 11 ·
Replies
11
Views
5K
Graduate Understanding the True Equality for Var[X+Y] in Random Variables
  • · Replies 6 ·
Replies
6
Views
93K
Undergrad How Does Poisson Distribution Calculate Robot Breakdown Probabilities?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Hypothesis testing with normal distribution
  • · Replies 1 ·
Replies
1
Views
9K
Graduate Help on the density of Y/X, where X,Y~U(0,1)
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Is the Intersection of Nested Subsets Always Non-Empty?
  • · Replies 12 ·
Replies
12
Views
5K
Undergrad Help Needed: Calculating Geometric Mean Increase from 1998-2001
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Birthday Problem ( on combinatorics )
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Master Beth Tableaux: A Beginner's Guide
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Help on the density of sum of two uniform variables.
  • · Replies 2 ·
Replies
2
Views
9K
Undergrad A 1 tailed and 2 tailed hypothesis ?
  • · Replies 1 ·
Replies
1
Views
7K
Undergrad What are the Foundations of Mathematics and How Can I Learn Them?
  • · Replies 14 ·
Replies
14
Views
8K
Graduate Question about Independent Random Variables and iid
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Why Does Variance Equal E[x^2] - (E[x])^2?
  • · Replies 9 ·
Replies
9
Views
11K
Undergrad Ans: Solve Probability Problem: 80 Women in 150 People Sampled
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How Can You Calculate the Arrangements of Red and White Roses in a Circle?
  • · Replies 13 ·
Replies
13
Views
4K
Undergrad Solve Probability Question Using Poisson Distribution: Get Odds of Overuse
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Solutions to Probability Puzzle: Find 3 Emergency Trained Staff
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What exactly does without loss of generality mean
  • · Replies 8 ·
Replies
8
Views
6K
Graduate Finding Coefficient of x^n in 1/((1-x)(1-x^2)(1-x^3)) - Generating Functions
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Calculating Annuity Payments for Investments
  • · Replies 12 ·
Replies
12
Views
3K
High School Solving Expectations of a Fair Dice Rolled - Help with Parts b & c
  • · Replies 10 ·
Replies
10
Views
17K
Undergrad How Do Sales Representatives' Earnings Vary in a Canadian Clothing Chain?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Consistency of real number algebra
  • · Replies 11 ·
Replies
11
Views
4K
High School What is median by interpolation and how can it help me find the median?
  • · Replies 1 ·
Replies
1
Views
15K
Graduate Conditional density function - please
  • · Replies 7 ·
Replies
7
Views
10K
Graduate Counting the elements of a set of sets
  • · Replies 17 ·
Replies
17
Views
10K
Graduate What is the difference between class and set?
  • · Replies 3 ·
Replies
3
Views
8K
Graduate Help Me Out With These 2 Tough Questions
  • · Replies 4 ·
Replies
4
Views
2K