Probability / Statistics

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Statistics confidence intervals - help me understand given solutions?
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2
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2K
Dr.Peterson
Dr.Peterson
4
What are good books for learning probability and statistics?
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2
Views
795
Steven G
Steven G
P
Exponential with Poisson: post office has two clerks. After three people, A, B, and C, enter simultaneously, A and B go directly to the clerks....
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2
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2K
PennStater
P
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Statistics exercises help - point estimate, confidence interval, etc.? (table of monthly profits)
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0
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470
Herondaleheir
H
T
combinations: Find number of ways that mixed double game can be arranged amongst 9 married couples given that...
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6
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2K
tarun
T
B
Given y=-LN(a)/b, standard deviations of a,b, how do I find standard dev. of y? Do I start w/ s.d. of LN(a)...?
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0
Views
596
bashful
B
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Green, blue pens in box; 3 more blue than green; more than 12 pens in box. Simon takes 2 pens from box.
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4
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3K
pka
pka
D
Game design probability question: what is the most likely value of rolling these three dice?
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7
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2K
daveh7777
D
D
6-faced die; probability of rolling face with number k is c*qk, where c is constant, q = 0.77. Expected value?
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1
Views
587
Dr.Peterson
Dr.Peterson
B
of college degrees awarded in the United States, 50% are bachelor's, ...
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3
Views
3K
Ben Fleming
B
D
you have 27 cards, labeled 1-27, face down in a deck and shuffled. you pick 4 completely random cards
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1
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829
daveh7777
D
B
Possibly variance? "Company A contracts work to Company B who subcontract to Company C...."
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0
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501
Bg1992
B
J
pmf not summing to 1: bag contains 6 coins, 2 of which have a head on both sides
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3
Views
1K
pka
pka
F
Consider a finacial analysts predicting a 10 stocks for the week ahead, w/ prob 0.48 of 1 prediction being correct
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2
Views
1K
pka
pka
B
Two-step experiment question
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1
Views
3K
MarkFL
MarkFL
T
How to calculate value of a Match Attax card.
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0
Views
2K
thava1975
T
W
Permutations or combinations: 25 recipes, each containing 20 ingredients
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7
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1K
wab
W
J
Lottery probability question
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4
Views
2K
pka
pka
D
Probability question
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2
Views
851
dzim
D
T
Permutations formula
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2
Views
1K
Thomk
T
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