Probability / Statistics

A
What is the prob of answering any 3 questions correctly?
Replies
2
Views
2K
pka
pka
L
stats: collect data; then state purpose, define pop., ....
Replies
1
Views
1K
tkhunny
tkhunny
L
confidence intervals: mean of 82, stand. dev. of 15; find...
Replies
1
Views
2K
tkhunny
tkhunny
M
Combinations: need step-by-step solutions for 'combo' probs
Replies
2
Views
2K
galactus
G
B
Probability: drawing 3 cards; tossing 3 coins and getting...
Replies
3
Views
2K
Becks1552
B
A
At least two people roll the same number?
Replies
1
Views
2K
soroban
S
S
Regression Analysis: want to learn how to get data formula
Replies
1
Views
2K
tkhunny
tkhunny
L
Dice roll Q's: in 4 tosses, prob of one 4, two odds, not 5,
Replies
1
Views
1K
tkhunny
tkhunny
C
prob. of park & zoo, given numbers going to zoo, park
Replies
2
Views
2K
stapel
stapel
Z
Bird Question: selecting finches from covered cage
Replies
2
Views
1K
Denis
D
H
Still not quite there: choosing student council positions
Replies
2
Views
2K
soroban
S
D
Need help evaluating this sum for expected-value prob. calc.
Replies
3
Views
2K
daon
D
I
Probability sum of two dice is less than 10?
Replies
1
Views
31K
Loren
L
I
I could use some help figuring out how to solve this
Replies
8
Views
2K
pka
pka
H
Probability issues: draw 3 balls from bag of 12 in 3 colors
Replies
5
Views
3K
galactus
G
Z
number of ways to arrange five people in seven seats
Replies
4
Views
2K
Loren
L
B
Pregnancy Stats Questions (don't know how to get book's ans)
Replies
1
Views
6K
royhaas
R
S
Need major help w/ inverse normal dist. of SAT, ACT scores
Replies
3
Views
4K
stapel
stapel
D
Golf Club Design -Involves Probability, Kinematics, etc
Replies
1
Views
2K
stapel
stapel
N
Two bags containing different sets of marbles.
Replies
2
Views
5K
N1CKYYY
N
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