Probability / Statistics

G
mean 76, stand. dev 15, top 15% A's, bottom 10% B's. Find...
Replies
4
Views
2K
Godisgood
G
G
99% conf. limits, given mean 0.72645, stand. dev. 0.00058
Replies
9
Views
3K
Godisgood
G
R
Combinations & Permutations
Replies
2
Views
1K
pka
pka
S
Nature of Probability
Replies
8
Views
2K
starkisslove
S
G
Standard dev. est. at 100 hrs: sample size for 99.73% conf.
Replies
3
Views
3K
Deleted member 4993
D
G
Prob. 33 to 45 of 400 defective, given 10% are defective
Replies
2
Views
6K
Deleted member 4993
D
G
mean 300lbs, stand. dev. 50lbs; prob 25 pkgs exceed 8200lbs
Replies
1
Views
2K
Deleted member 4993
D
G
mean 4.54, stand. dev. 0.25: percent > 5, between 4.4 & 4.6
Replies
2
Views
3K
Deleted member 4993
D
R
probability problem
Replies
2
Views
1K
Deleted member 4993
D
R
Chevbyshev's theorem
Replies
1
Views
1K
royhaas
R
W
Probability
Replies
1
Views
1K
stapel
stapel
K
Rolling Dice
Replies
7
Views
2K
Denis
D
K
Combinations/Permutations
Replies
1
Views
1K
Denis
D
K
statistics
Replies
3
Views
1K
mmm4444bot
mmm4444bot
D
Proof: Expected value of the sum is equal to the sum...
Replies
1
Views
2K
royhaas
R
M
combination equation help Thanks
Replies
1
Views
1K
Mrspi
M
A
Fire station able to get to fire in <=5 min abt 80% of time
Replies
1
Views
1K
galactus
G
A
how many diff. phone numbers possible, given 1st 3 digits
Replies
1
Views
4K
Denis
D
B
Probabilities: 5-sided, 6-sided dice: find prob of same num.
Replies
4
Views
4K
Denis
D
A
factorial expressions: 12!/10! 31!/28! 17!/9! 700!/699! 106!
Replies
1
Views
3K
Loren
L
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