Probability / Statistics

S
please help: A math-olympics is being held this weekend among SPC Math professors....
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8
Views
2K
JeffM
J
A
Reliability of System w/ n elements working indep., each w/ constant failure intensit
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0
Views
652
Abroad
A
N
Need help finding P ( A ∩ B ): Suppose P(A)=P(A)=0.25 and P(B)=P(B)=0.62...
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6
Views
1K
JeffM
J
J
Sample Space Confusion for sample space for spinner w/ 2 red parts, 2 blue parts
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2
Views
3K
pka
pka
S
vertex problem: two events are first vertex chosen is even / odd
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4
Views
955
SimsPhilly
S
J
Need Help with very difficult probability question! (choosing 5 from 11)
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8
Views
1K
pka
pka
O
Statistics with R - hypothesis test-strategy (distinguishing 2 kinds of white blood c
Replies
0
Views
566
OScar23
O
R
What statistical analysis should be used? (find correlation from data points: dengue)
Replies
1
Views
693
JeffM
J
D
Throwing three different dices - probability of getting a six
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8
Views
1K
JeffM
J
O
Probability in Business: using expected values of three different investments
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1
Views
856
j-astron
J
D
Probability - number of kids in a family (exactly 4 boys and 3 girls?)
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3
Views
5K
Steven G
Steven G
M
Map angles to probabilities: Say that we have n angles which together sum into 2pi...
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2
Views
862
mathematiker
M
A
probability tables: P(|z| < 0.97) = 1- P (|z|>0.97) = 1-2 x P(Z>0.97) = 0.67
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2
Views
1K
aligator
A
D
Changed probability of a book in the library
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10
Views
2K
dr.trovacek
D
T
irregular coin toss: stochastic process X defines the number of heads that we get if
Replies
0
Views
609
trsf8832
T
S
Probability of Failing Servers: each of 25 servers fails average of once per month
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0
Views
707
Swirve
S
F
Probability of getting exactly 2 out of 6 numbers correctly from a 55-number lottery
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1
Views
875
ffleader1
F
S
Binomial Probability: expected to win 48% of the time; actually wins 80% of the time.
Replies
1
Views
736
Dr.Peterson
Dr.Peterson
G
Probability: There is a 24.39% chance a company sells out this year....
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4
Views
960
Steven G
Steven G
D
Overestimating and Underestimating: A increases by 2 million while B decreases by 2 m
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4
Views
14K
lev888
lev888
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