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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213,761
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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76,998
quark
D
CONFIDENCE INTERVAL FOR A POPULATION
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0
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67
Dima
D
Z Score confusion
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3
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94
Dima
P
T-procedure, Unknown Equal Variances (Should be a simple task)
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6
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838
paddingtonnn
D
Case cohort sampling
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4
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142
DottorNumeri
G
Variability with small values
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3
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251
staassis
L
What is the correct statistical test to use?
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3
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92
Karabiner
H
Please help!
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1
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107
hlsmith
A
Disease progression analysis
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6
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268
katxt
P
Point Bi-Serial Lag Correlation
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0
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92
prestonmenke
B
How many observations should i take to get the accuracy of arithmetic mean ̅≤ 0.1 milimetres?
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1
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853
Miner
Jennifer Murphy
How to assign a Z Score for missing values
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2
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120
Jennifer Murphy
J
which statistic parametric test should I use?
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5
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164
fed2
A
Simple Stats for Pre vs Post Sample Comparison
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4
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143
katxt
A
Multivariate Logistic regression
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19
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467
hlsmith
D
Comparing Two Sets of Data, Slightly Different Measurement Times
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14
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2,297
dec_obrien
spoikayi
Lookup table for standardized tails of Pearson curves.
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1
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916
skomar
F
Extension of 2 way anova?
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1
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170
katxt
Buckeye
Sample size for comparing two proportions
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9
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278
Buckeye
R
Prediction factor for Chronicity - Which Test should I use?
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6
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275
Robofluxer
T
Ordinal paired evaluation - What test should we use?
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6
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276
Karabiner
R
What is the N after propagation of errors?
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6
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195
katxt
M
Compare 2 or more devices
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6
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360
fed2
C
Type of test
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11
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425
Dason
M
Football Stats
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3
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147
katxt
R
Stationary and Mean Ergodic for random processes
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3
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141
Miner
H
Deviation/error due to bad linearity
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3
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235
katxt
Jennifer Murphy
How to compare similar ratings?
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12
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566
Karabiner
J
Collapsibility Conditions for Multiway Tables
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3
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226
hlsmith
C
Significance test to compare two effect sizes (Cohen's d)
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9
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341
katxt
B
Right Statistical Test for Normative Ratings-Difference between 4 categories
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1
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921
Karabiner
S
Latent Profile Analysis and Confounders
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1
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227
spunky
C
How to linearly transform variables before t-test if their range is unknown
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5
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246
katxt
D
Finding the type of test : Continuous variable, difference between two study waves
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3
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392
hlsmith
C
Can i apply a proportion test between two samples from the same database?
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4
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218
Cerm
A
Comparing differences in variable number of replicates from the same location but different times
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6
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2,069
katxt
T
Binomial Distribution Question
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1
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186
hlsmith
C
Basic questions about pre-/post-treatment comparison and z-standardization
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6
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383
katxt
B
MANOVA Post Hoc - why not pairwise comparisons?
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0
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181
bobo2
M
ROC Curves - Different AUC's in SPSS
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4
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275
Mario Santiago
D
Comparing companies - which method should I use
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4
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259
David_Paris
C
Calculating confidence interval for multiple groups of risk ratios
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3
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241
katxt
S
I am new for stata. I cannot change the labels on the x-axis with the following station names "Itang Gamb Ayira Metu Bure Ddolo Alge Gore Masha Humbi"
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0
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943
shimelash
B
How to model multiple time series samples?
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1
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223
JulianT
J
Model selection for basal area trends
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0
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152
JulianT
Jennifer Murphy
Normalized Score v Z Score
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17
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532
Jennifer Murphy
C
Immigrants VS Americans educational levels in relation to Welfare
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17
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2,113
hlsmith
S
An investor is considering funding of a new video game.
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6
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603
TrevorBrown
P
Chi Square question
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2
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178
Philip
N
Appropriate Sample Size
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9
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347
katxt
B
t-test question SPSS
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3
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176
Karabiner
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