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Free Math Help
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Probability / Statistics
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A
If 3 of 4 dev. scores are -5, 2, and -3, find value of 4th dev. score.
arlobear
Sep 18, 2016
Replies
3
Views
2K
Sep 18, 2016
Harry_the_cat
P
100 prisoner problem - permutations that have cycle length > 50
Pac
Sep 18, 2016
Replies
0
Views
941
Sep 18, 2016
Pac
P
H
Probability Q: [e - h / 100]/[e - h], e = 2^52, h randomly between 0 & e - 1
Holderbert
Sep 16, 2016
Replies
1
Views
1K
Sep 16, 2016
Holderbert
H
G
How many ways to put 20 indistinguishable objects into 4 groups?
GalwayMathsStudent
Sep 14, 2016
Replies
2
Views
2K
Sep 15, 2016
GalwayMathsStudent
G
E
Ecologist without maths brain needs help!
ecologist
Sep 13, 2016
Replies
2
Views
1K
Sep 14, 2016
ecologist
E
L
Suppose that a salesperson succeeds in making a sale with one in every 3 potential...
lazarusimeon
Aug 19, 2016
Replies
9
Views
3K
Sep 13, 2016
lazarusimeon
L
C
Binomial Distrib. Prob.: Scientists collecting butterfly samples near a nuclear power
Chlo
Sep 13, 2016
Replies
0
Views
860
Sep 13, 2016
Chlo
C
L
Assume that there are 6 unfilled roles: 2 male and 4 female. There are 3 men and 8 wo
leila12
Sep 12, 2016
Replies
2
Views
2K
Sep 12, 2016
stapel
B
standard deviation of 10.4, 9.8, 10.0, 9.2, 10.5, 9.8, 9.9, 10.1, 10.4, 10.2, 10.7,
bigsmile1k
Sep 9, 2016
Replies
2
Views
2K
Sep 12, 2016
bigsmile1k
B
P
Binomial Probability: If prob. of marksman gaining a bull is 0.75, then...
PaulG
Sep 11, 2016
Replies
2
Views
2K
Sep 11, 2016
Ishuda
I
D
Statistics
doniwright
Sep 10, 2016
Replies
2
Views
1K
Sep 10, 2016
Harry_the_cat
C
help need to solve this magic square 3×3
ctuck2104
Sep 7, 2016
Replies
2
Views
2K
Sep 8, 2016
Ishuda
I
B
Taking the binary logarithm - error propagation?
Biochemist
Sep 8, 2016
Replies
0
Views
2K
Sep 8, 2016
Biochemist
B
J
Productivity Reporting (sales $'s per man hour) - for our distribution center.
JillW
Sep 5, 2016
Replies
2
Views
2K
Sep 7, 2016
Ishuda
I
M
Need help with cancer rate calculation in humans
martinr1111
Sep 5, 2016
Replies
2
Views
1K
Sep 7, 2016
Ishuda
I
V
Conditional distribution: Calculate, E(XY/Y-2X=m), where m is a real number
viti
Sep 2, 2016
Replies
2
Views
2K
Sep 3, 2016
viti
V
M
Random question to help out with a card game.
Macgates92
Sep 3, 2016
Replies
1
Views
1K
Sep 3, 2016
Ishuda
I
L
Probability: How many times to spin a wheel and get all prizes?
lincoln
Sep 2, 2016
Replies
0
Views
2K
Sep 2, 2016
lincoln
L
B
Scoundrel in charge?
BajaEd
Aug 29, 2016
Replies
3
Views
1K
Aug 31, 2016
Harry_the_cat
A
Pre/Post Multiple Choice Quiz to Assess Learning from an Educational Program
adewan
Aug 30, 2016
Replies
0
Views
1K
Aug 30, 2016
adewan
A
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