Probability / Statistics

W
Die Rolling Probability
Replies
4
Views
1K
winniebabie
W
G
Coin flipping sequence probability with biased coins
Replies
3
Views
3K
royhaas
R
M
mean $792, standard dev $103; find limits of middle 50%
Replies
4
Views
22K
MRS.FREE
M
A
prob. of complications is .30; prob <=2 of 4 have complicati
Replies
3
Views
1K
pka
pka
S
Normal Distribution: mean 600, standard dev 100; find...
Replies
2
Views
2K
staffordsc
S
M
ave. payment $982, standard dev. $180; find prob. payment is
Replies
2
Views
12K
MRS.FREE
M
T
adding probability: prob. 2 of 3 are white, given 6 red, 5 w
Replies
1
Views
1K
royhaas
R
M
Binomial Probabilty
Replies
1
Views
1K
royhaas
R
K
what would be independent, dependent variables in experiment
Replies
1
Views
1K
Deleted member 4993
D
R
Uniform distribution: 2 friends meeting between 1pm 2pm
Replies
1
Views
7K
galactus
G
D
N=561, 57% prefer A; can winner be predicted (alpha = 0.01)?
Replies
1
Views
1K
Deleted member 4993
D
C
1st mean wait time 28 mins, 2nd mean 26.9 mins w/ stand. dev
Replies
2
Views
1K
cras
C
R
Distribution and probabilty - parent and sample
Replies
0
Views
1K
Rba_Mandy
R
M
find area under st-normal dist. curve to left of z=-2.15,
Replies
2
Views
6K
MRS.FREE
M
M
area under standard normal dist. curve (work shown)
Replies
0
Views
4K
MRS.FREE
M
B
Markov chain and classifying states
Replies
0
Views
1K
BrainMan
B
J
Combinations of Burrito toppings: how many ways to order
Replies
1
Views
3K
Deleted member 4993
D
H
covariance, expected value: i-th outcome has prob. p_i, with
Replies
0
Views
1K
Ha_nguyen
H
J
probability sample mean will differ by > 30lb (safety belts)
Replies
1
Views
2K
royhaas
R
W
Combination/Permutation: number of n-scoop ice cream cones
Replies
1
Views
4K
pka
pka
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