Probability / Statistics

M
If the entire population of 2 sample groups is more than 30 but both sample groups are less than 30, do I use T-test or Z-test?
Replies
6
Views
3K
Mackattack
M
D
If 2% percentage of businesses would be a better business in five years.
Replies
0
Views
559
diml
D
M
Sicherman dice
Replies
4
Views
1K
Steven G
Steven G
M
Independent variable and dummy coding
Replies
0
Views
471
MathMan1982
M
X
Urgent help on binomial distribution Q
Replies
2
Views
1K
Dr.Peterson
Dr.Peterson
K
Finding the standard deviation and mean for x bar if you don't know x bar
Replies
0
Views
641
Kufo
K
R
An interesting Markov chain problem
Replies
0
Views
787
rsingh628
R
M
Price based on probability
Replies
0
Views
484
mcampbell
M
M
standard distribution problem
Replies
0
Views
534
menw
M
C
Dice Probabilities - Exploding dice
Replies
0
Views
570
caradoc
C
R
Markov Chain Problem
Replies
5
Views
1K
rsingh628
R
M
Sets
Replies
3
Views
1K
Steven G
Steven G
X
Binomial Distribution Q
Replies
11
Views
2K
The Highlander
The Highlander
N
Probability
Replies
16
Views
3K
Steven G
Steven G
J
Not Getting Anywhere
Replies
3
Views
946
blamocur
blamocur
M
Residual plots interpretation
Replies
0
Views
459
Mdl_enc
M
R
Probability "Exactly one"
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0
Views
474
rzpandi
R
R
MSE estimation and random variables
Replies
1
Views
831
blamocur
blamocur
A
determining sample size
Replies
0
Views
453
am121
A
H
MMSE estimation with random variables
Replies
0
Views
504
htsai99
H
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