Statistics

Statistics course and homework discussion. Elementary statistics.
quark
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We only provide homework help to those who show effort
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2
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72,317
Dason
TheEcologist
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Forum Guidelines: Smart posting behavior pays off
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1
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206,699
Dason
L
two different factors in groups being compared
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0
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15
Lucapq
A
Deriving the Mahalanobis distance formula, where is the mistake in my reasoning?
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0
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12
arkm25
M
Are the sample probabilities significantly different?
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0
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20
mojopin
C
Measure development: sensitivity to change analysis
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0
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23
chirali
M
Comparing group differences with count or proportion data [SPSS/Excel]
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0
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26
malingo
S
Homoscedasticity categorical predictor
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0
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24
summitcross
M
A non-parametric test for comparing variables belonging to the same group
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7
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93
mostafaibraheem
D
Compare Samples
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7
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83
obh
D
Statistics Notes
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1
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26
hlsmith
K
Minimum sample size needed
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0
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38
kerryf88
M
One sample or independent samples t-test?
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3
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42
Dason
O
Evaluate prediction results (intervals)
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3
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61
peterhui81
A
Infer confidence intervals of MLE using fisher information
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1
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38
GretaGarbo
D
Multiple data points per subject? Aggregation to mean with or without considering subjects
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3
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66
peterhui81
D
How to show statistical equivalence between groups of data?
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3
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89
hlsmith
P
Geisser-Greenhouse Correction Nonsignificant Effect
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0
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33
psychstat9831
M
data tranformation
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10
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191
GretaGarbo
B
Low R-squared and Trend
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0
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43
Bagtjesen
B
Is his the right stats to use?
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5
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113
Karabiner
D
Normal Distribution?
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1
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66
Miner
D
Adding variances and getting standard dev from results
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5
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71
Dans123
Didadida45
Standards déviation
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6
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119
Dason
K
H
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4
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76
kofiagbey77
K
Linear Regression slopes- can you predict an acceptable slope range?
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3
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99
hlsmith
G
Multiple linear regression
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8
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103
obh
K
Not sure which statistical method to use to analyze results
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7
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100
obh
F
Testing help
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3
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123
TonyStarki
D
Weighted Average
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1
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61
hlsmith
A
In statistical learning, is the learning function a random variable or a constant?
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1
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53
Buckeye
B
EASY! Which analysis?
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3
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80
Miner
K
Friedman's interpretation
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0
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71
krisjb
A
Which analysis
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5
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216
GretaGarbo
B
Test proportion against 1.0
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0
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58
BleakBleakFens
A
Statistical Analysis of Groundwater Model Outcome
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4
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84
Assaad Hassan Kassem
T
Undegrad - Test for Simple Floral Preferences Data?
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0
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71
taurnufuin
U
Concept of Stationary Population in Demography.
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5
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95
noetsi
B
Combined Odds Ratio
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1
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66
hlsmith
R
Formula for Normal Distribution (True Case) in Excel
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2
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60
CamilleJosion
R
Why is there n-1 degrees of freedom and not n-2 (student distribution)
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19
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255
Rafaelle55
R
PPM calculations for 6 Sigma
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3
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69
Archidamus
U
"Number of Persons” Vs “Number of Person-years” in a Stationary Population
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0
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44
user1234
P
Need help with interpretation?
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2
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111
PiiNK
L
AIC and BIC values
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3
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98
noetsi
L
Random Sample Of a Population
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0
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71
Leonardo Sigales
L
Random Sample Of a Population
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0
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72
Leonardo Sigales
J
Help with finding the variance of an unbiased estimator
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6
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103
janebondarenko
M
Pcfinhom and Kcross.inhom unexpected behavior, heterogeneity or not?
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0
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56
Mirela
I
What kind of test for comparing right-skewed data?
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13
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199
Karabiner
A
Anova Data
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9
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137
ondansetron
U
proof of expectation of sum and variance of n iid random variables
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1
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88
Dason
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