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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Statistics - Finding a relationship?
- shamieh
- · Replies 5 ·
Undergrad Number of ways to fill 3 boxes with 5 balls
- andyrk
- · Replies 22 ·
Graduate Expected Value and Variance for Wilcoxon Signed-Rank Test
- Mogarrr
- · Replies 5 ·
Undergrad PCA principal component analysis standardized data
- cutesteph
- · Replies 5 ·
Graduate "Fermat's" proof to Fermat's Last Theorem
- e2m2a
- · Replies 2 ·
Graduate Hilbert's Sixth Problem: Can Physics Be Completely Axiomatized?
- Austen Bentley
- · Replies 1 ·
Undergrad Solving a Combinatorial Problem: Arrangements with Restrictions
- Nathew
- · Replies 1 ·
Undergrad How to Calculate the Mean Fraction of Occupied Seats in a Row?
- dumsek
- · Replies 4 ·
Graduate How to fit plane onto sampling data?
- sceptic
- · Replies 17 ·
What is the probability the second orange is sour if the first one is sour?
- evinda
- · Replies 2 ·
What is the long-term percentage of city dwellers?
- musad
- · Replies 1 ·
How Do You Calculate Long-Term Proportions in a Markov Chain?
- musad
- · Replies 1 ·
What is the Average Income over Multiple Interest Days?
- Stclements
- · Replies 8 ·
Graduate How can ISO 11929 norm help combine Poisson errors in low counting statistics?
- nbryan5
- · Replies 13 ·
Counting possible telephone area codes with digit constraints
- crystal1
- · Replies 5 ·
How many license plate combinations can be made using letters and numbers?
- crystal1
- · Replies 4 ·
Undergrad What is a Probabilty Density Function?
- Mr Davis 97
- · Replies 4 ·
Graduate Question concerning the expected position of an object
- Ryuzaki
- · Replies 3 ·
High School Translating sentence into symbols
- Nathew
- · Replies 4 ·
Undergrad How do probabilities balance the odds?
- DarkFalz
- · Replies 2 ·
Binomial distribution regarding: (≤, >, etc.)
- iamlorde
- · Replies 3 ·
Graduate Error propagation for non-normal errors
- SamanthaYellow
- · Replies 6 ·
Graduate Meta Analysis with Several Regression Studies
- quantumdude
- · Replies 2 ·
Undergrad What Determines the Transitivity of Relations in a Set?
- nuuskur
- · Replies 1 ·
Graduate Is the Subtraction of Power Sets Possible?
- spinnaker
- · Replies 4 ·
Definition of $S_n$ for Cantor-Schröder-Bernstein Theorem
- evinda
- · Replies 1 ·
Graduate Proper likelihood function of the ratio of two spectra
- QuantumDefect
- · Replies 1 ·
Estimating variance of Poisson random variable
- Jameson
- · Replies 1 ·
To find the expectation of the greater of X and Y
- Suvadip
- · Replies 1 ·
Mean and standard deviation and probability
- tcardwe3
- · Replies 2 ·
Hypotheses Testing: Sample Size <10 & Known Population Mean/Std Dev
- kieranf144
- · Replies 3 ·
Graduate Difference unexpressable as intersection
- nuuskur
- · Replies 9 ·
Undergrad Relation between variables and distributions in statistics
- Mr Davis 97
- · Replies 2 ·
Proving the Poisson process simulation formula
- i_a_n
- · Replies 1 ·
Undergrad Distributing 6 articles to 2 people with specific quantities
- Ronaldo95163
- · Replies 2 ·
Graduate How can equivalence classes partition an infinite set?
- Bipolarity
- · Replies 8 ·
Undergrad Does accuracy increase with repeated measurements and why
- gonnis
- · Replies 14 ·
What is the probability of a password containing exactly 1 or 2 integers?
- iamlorde
- · Replies 6 ·
Graduate How to - regression of noisy titration curve
- query_ious
- · Replies 8 ·
What Is the Standing of a Relation in Set Theory?
- evinda
- · Replies 9 ·
Cardinality of continuous real functions
- evinda
- · Replies 5 ·
Undergrad Tackling novel combinatorics problems with permutations and combinations
- Magenta55
- · Replies 1 ·
Graduate McNemar test for N*N contingency tables
- mnb96
- · Replies 2 ·
Proving Cardinality of Sets: $\{a_n: n \in \omega\}$
- evinda
- · Replies 1 ·
[a,b) and (a,b) are equinumerous
- evinda
- · Replies 4 ·
The set {0,1}^ω is not countable
- evinda
- · Replies 3 ·
Countable Union of Countable Sets
- evinda
- · Replies 2 ·
Why do we show in this way that it is not the image of the function?
- evinda
- · Replies 1 ·
Prove by induction that the function is injective
- evinda
- · Replies 2 ·
How Can a Bijective Function Demonstrate the Cardinality of a Cartesian Product?
- evinda
- · Replies 5 ·
The set of integers is countable
- evinda
- · Replies 5 ·
Undergrad Error bars, Chi square distribution
- dabo
- · Replies 1 ·
Show $\bigcup A$ is Finite When $A$ is a Finite Set of Finite Sets
- evinda
- · Replies 6 ·
Undergrad Can unequal probabilities be converted to equal probabilities by adjusting counts?
- Nikitin
- · Replies 1 ·
Probability Wave Function
- Dethrone
- · Replies 7 ·
Undergrad Calculating mean from 5 number summary
- Banaticus
- · Replies 5 ·
Find the expectation and covariance of a stochastic process
- i_a_n
- · Replies 2 ·
Graduate Why Does f(a) < a Imply f(a) is Not a Fixed Point?
- wj2cho
- · Replies 2 ·
Proving $f(n)+c=O(g(n))$ with $\lim_{n \to +\infty}f(n)=+\infty$
- evinda
- · Replies 5 ·
Undergrad Picking pairs of objects from a list of 6
- jimmycricket
- · Replies 4 ·
How can we show that the inverse is bijective?
- evinda
- · Replies 14 ·
Intuitive Proof: $\omega \times \omega$ is Countable
- evinda
- · Replies 4 ·
Proving Properties of Multiplication for Natural Numbers
- evinda
- · Replies 4 ·
Graduate Knee deep in Bayesian statistics and
- QuantumDefect
- · Replies 4 ·
How Can We Prove Two Open Intervals in $\mathbb{R}$ Are Equinumerous?
- evinda
- · Replies 10 ·
Can Recursion Define Natural Number Addition?
- evinda
- · Replies 16 ·
What is the definition of real numbers in terms of rational sequences?
- evinda
- · Replies 1 ·
Five-number selections from 1,1,2,3,4,5,5,6,7 and alternating boy-girl seating
- flaming1
- · Replies 5 ·
Why can we define the set of integers using equivalence relations?
- evinda
- · Replies 28 ·
Why is $Y=\omega$ when $X \cap Y=\varnothing$ implies $X=\varnothing$?
- evinda
- · Replies 18 ·
Using Log Laws and values to compute this compution
- cbarker1
- · Replies 1 ·
Why are all elements minimal and maximal in the order I_A?
- evinda
- · Replies 9 ·
Do we have to check the second case?
- evinda
- · Replies 8 ·
Graduate What happens if you flip an infinite heads and tails coin?
- Tungamirai
- · Replies 6 ·
Expected value and variance of profit
- Yankel
- · Replies 2 ·
Can a Minimal Element in a Totally Ordered Set be Considered the Least?
- evinda
- · Replies 2 ·
Proof of Second Sentence:$m<n \leftrightarrow m'<n'$
- evinda
- · Replies 3 ·
Isn't it a non-strict total order?
- evinda
- · Replies 6 ·
Why does {m ∈ ω: T_m=ω} form an inductive set?
- evinda
- · Replies 11 ·
Prove Natural Numbers Subset Property
- evinda
- · Replies 30 ·
Graduate Central limit theorem paradox with bounded support
- coquelicot
- · Replies 3 ·
Do we have to show that the relation is irreflexive?
- evinda
- · Replies 1 ·
What independence test should I use for this group of data? <-----------
- hapx
- · Replies 1 ·
High School What's the difference between an equality and an equivalence
- PsychonautQQ
- · Replies 1 ·
How Do You Calculate 'n' in This Permutation Problem?
- Arunachaleshwar
- · Replies 1 ·
We cannot define an order over all the sets
- evinda
- · Replies 10 ·
What is the Probability of Winning a Dice Game?
- pretzel1998
- · Replies 1 ·
Undergrad Is It Wrong to Use ⇒ Where ⇔ Is More Appropriate?
- PFuser1232
- · Replies 8 ·
Combinations Problem - Confirming My Solution
- Sean1
- · Replies 2 ·
Prove Relations: $e,b,d\in \mathbb{Z},d\neq 0$
- evinda
- · Replies 4 ·
Graduate Logarithmic significant figures
- learn.steadfast
- · Replies 4 ·
How have we concluded that X is an inductive set?
- evinda
- · Replies 3 ·
Are these three set-builder notations equivalent?
- Dethrone
- · Replies 2 ·
Graduate When did theory catch up to empirical models?
- Que Pasa
- · Replies 5 ·
Graduate Graph Theory: Does a Graph Have Cardinality?
- Charles Stark
- · Replies 2 ·
There is a unique inductive set
- evinda
- · Replies 11 ·
Why is the intersection of ω equal to {0}?
- evinda
- · Replies 13 ·
Why does it suffice to show that X is an inductive set?
- evinda
- · Replies 1 ·
Undergrad Use of statistics in experiment
- Astudious
- · Replies 4 ·
Undergrad Is the Sum of Deviations from the Median Always the Smallest?
- gianeshwar
- · Replies 5 ·