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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211,388
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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75,670
quark
A
-
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0
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40
ABC333
D
Help- conditional log regression
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5
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115
daniel2691
S
Two sample t test
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3
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104
Humera
J
Expected value of chi-square distribution
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2
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79
Jorris
C
Statistical Significance
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1
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95
katxt
V
I have a Mean and Standard Deviation. If I multiply the Mean by a number (non-constant), do I have to multiply the Standard Deviation by that number?
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6
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304
katxt
L
Statistical Football Model
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0
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88
LeeBalto
M
Descriptively nterpreting data output
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2
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139
katxt
N
it's been a while ... help choosing correct test
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9
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224
Karabiner
M
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SPSS free trial on the same device
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1
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82
Dason
T
Normal values for a new test
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0
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84
Tam13
D
Type II error textbook question
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5
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158
djwatson
AngleWyrm
Discrete normal distributions
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5
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224
StatsSolver
Buckeye
Reconcile differences in sample size calculation for two proportions?
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12
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210
fed2
B
Determination of optimal number of clusters (stpping rule) with similarity measure (Jaccard coefficient)
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2
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122
Miner
J
Sufficient statistic for normal distribution (not iid)
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1
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96
fed2
P
[Q] How to analyze a variable that can be both quantitative and qualitative?
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2
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182
gw1
O
What is the most appropriate statistical procedure?
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8
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222
gw1
J
How to calculate and what model should I use?
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9
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831
Robbbbbbb
N
Is this a regression?
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2
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202
katxt
C
Comparing quantiles from one sample
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4
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131
hlsmith
J
Constant hazard ratio and relative risk
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1
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106
hlsmith
T
buy spss statistic basic software with a perpetual license
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0
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85
Tojo Patrick
F
Fisher's exact test for this table?
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1
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116
obh
U
Hypothesis testing for 2 sample proportion
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4
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175
katxt
J
Calculating missing mean and std deviations of subset
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18
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482
fed2
S
Normality test in data with multiple treatments
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1
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133
katxt
L
Design of Experiments with existing data
2
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26
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586
lorenzovonmt
R
Determining Chi-squared test of independence
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2
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145
realtyblazer
D
Determining sample type
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0
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103
Ducks
A
DISTANCE BETWEEN TWO POINTS
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0
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147
angsil
J
z-test assumptions
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0
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98
jool06
Z
question about correlation and regression
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1
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141
hlsmith
O
How do I know if I can use other researcher's measurements or scales for free?
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3
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194
gw1
StrangeCharm
Which approach to evaluate small spatial variations in temperature?
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14
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352
katxt
A
Comparing the means of two independent populations
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3
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127
AKguy
S
Effect of larger variance in covariate (or: getting closer to a normal distribution) on result of ANCOVA
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0
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158
SaffronYellow
O
A question about SAS power analysis !
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5
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232
oscarwukaka
A
Determining Effect size for Quade Test
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0
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128
Annika
Y
Prediction of label by numerical variables
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1
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123
hlsmith
D
Excel formula for the inverse Pearson IV distribution?
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9
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6,648
katxt
hlsmith
Linear vs. Non-Linear Functions
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3
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180
spunky
D
Finding a set of 3/4/5/6 uncorrelated variables
2
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22
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498
gw1
W
Using logistic regression and z scores to predict the impact of the difference in two variables on a third
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2
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191
wildy_stats
A
Forecasting analysis
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3
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271
hlsmith
K
Random sample question.
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8
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173
Dason
P
Calculating model (Analytically)
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2
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156
fed2
T
Ratio of number of cases to control
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7
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172
hlsmith
R
Is the difference between two groups bigger, then x2 value bigger and p value smaller?
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2
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166
hlsmith
D
Beginners Questions
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2
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179
mahi2pal
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