Probability / Statistics

A
Normal curve probability
Replies
7
Views
1K
Audentes
A
V
Whether the sequence is a Markov chain
Replies
1
Views
736
blamocur
blamocur
L
What is the probability that there exists a day of the year such that exactly two out of the twenty people have their birthday on that day of the year
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
E
E(x) and Var(x): Let Y=-2X+3, X random, E(Y)=1, E(Y^2)=9; compute E(X) and Var(X)
Replies
3
Views
1K
elioruzan
E
S
Basic question crossing two categorical fields on the same population
Replies
0
Views
685
shaDATA
S
I
How many different three-digit numbers can be formed w/ 2, 4, 6 used as many times as you like?
Replies
3
Views
1K
Steven G
Steven G
H
Quantify the probability of presence by an index
Replies
0
Views
691
Hugo33
H
H
Experimental Probability: a baseball team averages 1 win for each loss. What is the probability the team will have 3 wins?
Replies
1
Views
853
stapel
stapel
S
Consider the following sample of fat content (in percentage) of n=10 randomly selected hot dogs...
Replies
2
Views
1K
khansaheb
K
S
Three girls and two boys are to be seated in a row. Find the number of ways that this can be done if...
2 3
Replies
40
Views
11K
Metronome
M
M
Conceptual Motivation for Bayes' Theorem in Contrast to Another Formula
Replies
0
Views
623
Metronome
M
U
When we have a graph, and we look at the different frequencies of each class, then....
Replies
6
Views
1K
Dr.Peterson
Dr.Peterson
Win_odd Dhamnekar
How to determine a set is semiring or ring?
Replies
1
Views
924
Win_odd Dhamnekar
Win_odd Dhamnekar
K
Question about modifying percentage and calculating probability.
Replies
5
Views
1K
Kiraz
K
K
am writing a program: calculate percantages, modify them, calculate winning probabilities for team
Replies
0
Views
779
Kiraz
K
D
Combination of two functions (convolution or sum?)
Replies
0
Views
728
dago2003
D
K
Probabilities in three way contest: A beats B w/ prob 0.6, A beats C w/ prob 0.8, B beats C w/ prob. 0.7
Replies
7
Views
1K
Steven G
Steven G
A
Permutations/combinations: If 3 of 10 perform farcical comedy, what is prob. that exactly 2 of random 4 do farcical?
Replies
9
Views
2K
Audentes
A
A
7th grade statistics: stem-and-left plot displays data collected on the size of 15 classes....
Replies
2
Views
1K
Steven G
Steven G
J
Design of Experiments -2: Consider the 2^2 design in two blocks with AB confounded. Prove algebraically that...
Replies
1
Views
883
stapel
stapel
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