- Logistic regression with a response variable that can have 3 outcomes?
- Please help
- MANOVA query
- Statistical Method for NonProbability Sampling
- causes of variation in cd4 count
- Question about types of excel trendlines
- Need help with Standard Error of the Measurement
- repeated measures ANOVA and Tukey post-hoc test
- Estimating sample size needed to estimate % of functional vs. nonfunctional parts
- two graphs
- Which ANOVA?
- Suggest software for Growth optimization of organism
- help with analysis
- p-value V odds ratio
- urgent - Help deciding on statistics
- What statistical analysis should I use???
- The 4-sided die and the Good and Bad Wizards...
- Help needed on deciding which stats to use.
- Long term trend
- sample design
- help determing which stat tests to use to find meaningful results
- need advice on non-parametric tests
- Analysis of Experimental data
- Is poisson regression appropriate? Please help!
- Need help with Stats 244 problem
- selecting distribution model to model customer usage of a service
- Calculating p-value for non-normal distribution
- brain freeze: how do you compare...
- determining MANOVA sample size with 2 groups
- Analyisis help
- Is it appropriate to use a 1-tailed t-test with these data?
- Test Choice PLEASE HELP
- Relative Risk/SPSS - MAJOR HELP NEEDED
- Major help needed, dataset #2
- When each subject gives multiple responses at each level
- Is RCBD the best for my experiment??
- Missing Data
- Caregiver Study
- Likely a very basic question
- Optimal data analysis
- Data Analysis
- non-normal distribution: mean or median?
- need help on missing values
- ceiling and floor effects in SPSS
- Overall means or marginal means? Helmert, Polynomial, & Quadractic questions??
- Poisson Regression SPSS
- Research in Biology (statistical help)
- spss and canonical correlation analysis
- non parametric statistics, odds ratio
- Which university have Biostatistic??
- Please help: what method shall I use?
- When to use each method ?
- Physics / non-linear problem / principle components(?)
- How to estimate a "best value" of a group?
- Testing the effect of 3 ind. variables on a neural system
- Analysing two potentially-conflicting data sets
- how do you pronounce CHAID?
- Call for Submissions/Offer of free consulting
- Structural equation modeling: ULS in Amos vs. WLS in MPLUS
- Mean differences across groups
- STATA: How to define the proportional resp. variable in a logistic regression model
- Residual Calculation
- Need help merging large database in SPSS
- Spss help
- What does t-statistics (paired t-test) tell us?
- How to demonstrate that standardized process is strict white noise?
- Ancova
- help needed with data display to aid analysis
- Testing Homogeneity
- Statistical Analysis (totally clueless here)
- What could be the name of the formula?
- What statistical test to use?
- how to proceed
- Blocking?
- can I include subjects in the pilot study in the main study??
- which test should i use?
- Validity of using same data in separate analyses
- Non-parametric? Survival Analysis?
- Predicting outcome; analyzing data using regression
- I need more help with analyses...
- Need SAS help on computing ANOVA with blocks
- reporting sample size quetsion
- Need help here urgent please
- ranking questions....
- Psychology Correlation Question
- Sampling Plan....devious
- magnitude of correlation between sub-scales?
- power calculation in inter-rater reliability study?
- inter-rater reliability - Fleiss Kappa with uneven rater response distribution
- How do I use SAS or Minitab for 2^k factorial designs?
- Which test do I use for significance?
- Factor Analyze Likert Scale
- Interpreting an XY chart
- Which analysis?
- Which statistical analysis technique I can use?
- Discrepancy analyses
- retrospective cohort study?
- Discrepancy analyses
- Practical statistics: cut-offs set
- linear model estimation: how many regressors to choose?
- Help urgently needed: Which test to use?
- Stumped on how to analyze my data...
- guidance for choosing test
- Analysis of a foldover DOE
- dealing with unusable data
- Alternative to Manova?
- Help with case-assignment
- repeated measures - need to confirm sas code
- correlation for one non independent sample
- Appropriate reliability estimate
- Collinearity involving the intercept??!!
- Exploratory data analysis
- IV x covariate interaction in ANCOVA
- lost in tests
- Estimate sample size
- ANOVA vs t test resutls
- factor analysis
- Conditional logistic regression
- Stata
- how to test-retest
- Help with Test-Retest Proposal
- Hirarchical Regression
- Relationships between variables
- Logistic Regression - Best Model
- Negative value for -2 Res Log Likelihood for Mixed model
- help in picking a statistical test
- Does this test right?
- trend analysis
- Interactions
- help with analysing data - cell sizes
- Problem....
- Ordination
- modeling a seasonal arima
- Transform Mann-Whitney Stat?
- Bonferroni correction in correlations: is it necessary?
- Non Linear model - Statistical significance
- sobel effect?
- Nonparametic test similar to the multivariate repeated measures anova
- Help on retrospective analysis of chromosomal abnormalties
- Help with the right transformation
- pseudoreplication or violation of independence?
- Bootstrapping or Monte Carlo estimation in binary logistic
- Granger causality test - Interpretation of results-help
- please help! 2 questions related to calculating effect sizes for power analysis
- Help with binomial regression
- please help justify research design and data analysis
- dependent variable with special order
- Stuck on the Likert scale seesaw (->CFA, IRT)
- testing equality of two dependent correlations + normality issue
- Interpretation
- How to test for goodness of fit?
- Significant but for less than half the population
- Forecasting using triple exponential smoothing
- Conjoint analysis for determing multiattribute preferences?
- Test for normality
- power analysis for study of medians
- Can I do t-test? (thesis in danger)
- Help!!! need to know type of test for reliability
- Help! What type of tests should I use?
- return series
- Assumption of Cox Regression
- What test?
- Residuals in Cox Regression
- Need urgent help with Cox Regression
- Univariate outliers and correlation
- need a regression model
- Please help! testing for transitivity of preferences
- Pearson Correlation significance (z-scores)
- how do I test difference in variability?
- What kind of analyses can I do here?
- repeated measures analysis
- Urgent help with Cox regressions - Is it possible with my data??
- Two-Way Anova? Please help
- anova with blocking help
- Standard deviation of multiple populations
- Regression Modeling with Missing Cells
- Calculating interobserver reliability for multiple observers over two categories
- Mate Preference
- Sample size question
- Linear Regression Assumptions
- Analyzing river flow data - How to compare years?
- measure of association after Fisher's exact test
- Alternative for correspondance analysis
- Calculating ratios: how to obtain stdev?
- minimum frequency for a category
- Grad student needs help showing that results are statistically significant
- Advise Required on Ranking Analysis
- help with interpretation of results
- Picking the right method
- Correction for Multiple hypothesis testing
- Mixed model or glm
- POWER Calculation for Logistic Model
- Grouped Logistic (Or conditional Logistic.)
- Statgraphics Help + Case
- What stat methods to use to make lead score adjustment?
- extending"standard error of the estimate" to a confidence interval for all datapoints
- Need some guidance with my data
- [Statistical Test Selection] Chi-Squared?
- mixed model with random and repeated factor (3-level hierarchical model)
- Study Replication
- Two test scores = one rank?
- Quick measure of public sentiment without a poll?
- Fluke randomization
- Reliability Analysis for Small Sample Size
- Ancova or Anova?
- Grad Student Lost in Statistical Analysis
- Statistics for out of sample validation
- Asking for statistics which have some problems
- Process averages as data points in factorial ANOVA
- How to test equality of R^2 for 2 models.
- maximum number of parameters
- what the best way to estimate a model (multiregression X ARIMA)
- Urgent Help needed on analyzing survey study
- Critical values and confidence interval
- Weird Linear Model Question - probably easy for most of you
- whos the better doctor
- I have no idea!!!
- Which test: equality of frequency distributions?
- differentiating between regression slopes
- Data transformation
- Analysis of variance with "complex" design
- cox regression -one variable =100% of outcome
- conversion from visual analog scale to 7-point likert scale
- Testing interaction of two continuous predictors with ANCOVA - Help
- matched sample t-test?
- Any ideas to improve individual analysis of multiple tests?
- Variable question
- 3x2 factorial design: which test is better?
- line fitting with upper and lower limits
- Method for analyzing temperature selection/preference from time series
- Variable Selection
- Biology grad student needs help with data analysis
- Multiple regression
- What analysis should I use?!
- Linear regression modelling
- how to use period and country dummies in panel data
- Help with statistics in an asthma study.
- Is my study a case-control or a retrospective cohort study?
- how to sort spawning data?
- how to build a central measure
- Comparing efficiency of technologies on differing tasks with differing sample sizes
- get the pdf of t from the pdf of other variables in equation t=T*(d*d)/c
- Granger causality with deeper lags
- Minimum Sample Size
- Bad Sample Size - Help !
- Statistical Help with Survey Data
- Weighted effect sizes for meta-analysis
- circumventing the normality assumption in paired t-tests??
- I have a question and completley new to statistics
- Score Prediction with historical data