Statistics

Statistics course and homework discussion. Elementary statistics.
TheEcologist
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Forum Guidelines: Smart posting behavior pays off
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1
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210,736
Dason
quark
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We only provide homework help to those who show effort
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0
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75,221
quark
C
Compare two means
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0
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44
claudioj
P
Interaction-Test
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7
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112
hlsmith
Y
How to prove Var(xy)=E[x]^2*var(y)+E[y]^2*var(x)+var(x)*var(y)
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0
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66
yabi
S
Don't know what statistical test to run for my data
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3
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130
Karabiner
I
D
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1
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111
Dason
N
Calculating Pooled SEM
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0
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63
Neded
M
SPSS: Testing moderating effect in binary logistic regression
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3
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133
GretaGarbo
F
Factor 2 difference between online sample size calculations - what am I or someone soon to be sorry missing?
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0
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39
Forskare
C
Compare regression coefficients
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7
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133
StatsWizard
Buckeye
Comparing group means with drastically different sample sizes
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13
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459
FredL
P
Nested/Hierarchical ANOVA
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16
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378
patnvkelly
S
Why depend on numbers？
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5
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170
noetsi
S
Why It is one sample test?
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8
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165
Statistics 101
I
Novice Question: Where do the constants come from?
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14
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304
noetsi
B
Help with analysis of 2 x 2 crossover study
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2
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124
Belmo
S
Repeated-measures ANCOVA - Handle assumptions and missing data (SPSS)
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2
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111
shannahw
Fay
Using racial distribution for a population data as a reference
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5
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221
hlsmith
K
[Factorial Methods] Feature selection with PCA and CA?
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0
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99
kemix
C
Calculating Ppk and Cpk. Am I doing this right?
2
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25
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675
Miner
S
New to SPSS- unsure of what analysis to do- DISSERTATION STUDENT
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2
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83
Karabiner
O
Bootstrap confidence intervals for an index calculated on counts
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0
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80
Ornithoholik
R
Calculate required sample size
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8
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153
Miner
E
which statistical test do I need to conduct- (there are 3 variables)? *DISSERTATION HELP*
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3
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167
emilb
L
Building a classifier
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0
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48
LightYearsAhead
P
Maths Formula required for retail sales
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0
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64
Prathap0906
M
Statistical data analysis
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1
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103
Karabiner
J
Which Statistical Test Do I Need to Compare Two Samples
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0
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81
justinlawmen
K
z-test for the lower specification limit
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0
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77
kido138
B
Overall score for questionnaire data
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0
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87
bobolococo
S
Derive an equation for the relative error of V if the errors of c1 and c2 are known
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1
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101
katxt
R
comparing multiple sets of measurments
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0
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86
randomstat
Buckeye
Principal Component Analysis
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2
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116
Buckeye
V
Statistical analysis of data - Comparison
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0
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83
Vincentdm
N
HELP!! I've no idea what I am doing :)
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0
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104
NoviceStatGuy
A
T-test analysis within one single subject
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6
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216
hlsmith
Q
CCC for feature stability
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0
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90
quap
L
Agreement between raters / inter-rater reliability : Dilemma
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0
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121
louise_21
P
Statistical tests that can be run on differences between observations, including repeated measures?
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0
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80
paniqing
H
Horse racing - probability & betting strategy
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2
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442
horsejack
M
Paired T-test adjusted for baseline Characteristics
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9
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354
hlsmith
K
GLMM: Main effect cancels interaction effect
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3
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136
noetsi
Q
Quintile confusion
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0
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122
QuantBean
T
2 Sample T-test not working (screenshots)
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5
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202
TomRiddle
K
P values and patents
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4
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159
katxt
A
Replacing a Regressor With its Conditional Expectation
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0
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88
alexDA
Buckeye
Date variables in predictive modeling.
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1
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118
noetsi
S
Confidence interval vs. expanded uncertainty
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6
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231
sagevahi
T
Z score
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4
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209
Tahnan Tasnim
K
Probability limit of ridge estimator mu hat
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0
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120
koestraat166
E
Recognize wheter or not two distributions are independent
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5
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248
hlsmith
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