View Full Version : Statistics
- Help with constructing a confidence interval
- Between-group comparisons using proportions
- CAN some1 tell me?
- Cutoff score for acceptance
- REGRESSION Help Please
- table of critical Q-value
- Compare Regression
- How to interprete data
- Finding a P-value
- SIMPLE question?!
- What exactly is statistical independance?
- Help with confidence interval 95%
- regression
- autoregressive
- YES or NO?
- Statistics Help (Invoice Question)
- Help with Statistics
- Normalizing 3 scales
- Walsh's test
- What do I do with this data? - Help
- How to do statistical comparison between probability distribution?
- Statistics help Needed-Please
- Help need understanding
- Which to use...correlation or Mann-Whitney test results?
- Is the Chi-Squared test a suitable way to analyse this data? PLEASE HELP!!
- Is it possible to calculate percentiles for rating sclale variables
- Unit root test
- Help expanding an equation (adjusted coefficient of multiple determination)
- How serious is it to use t-test for nonparametric data?
- groups of averages
- Simple question.
- Help with Multiple Regression
- What type of hypthesis test to use???
- Cohen's kappa
- Help, T test confusion please
- how to enter certain data, and should i use t test?
- Multivariate Regression - significance tests
- Capture-recapture
- Need clarification on statistics test
- Stats basics
- counting problem
- Check and develop my answers, multiple regression
- What exactly is a Variance Component?
- Business Stats Project - where to find data set
- Check my answer, v2 | Correlation coefficients.
- Confidence level and hypothesis test
- Statistics: Significant difference???
- advantages and disadvantages of correlation coefficient
- What statistical test have I re-invented?
- suggestions for small sample size
- How to present Spearman's rank-correlation coefficients?
- -.00 or .00
- Moderating Effect
- simulated t-distribution
- Hypothesis testing with probabilities involved
- symmetry of distribution
- Non-parametric test? Or something else?
- Log transformed statistics
- Transforming variables
- Clusters - Help!!!!!
- reading F Table values
- Help with interpreting P Value
- Report results on 10.0 vs. 100 point scale
- Muliple regression - lets try again
- how to calculate d'?
- Comparision between Conditional Probability
- Need help in excel with right tail??
- Penalty Reward Analysis
- Hypothesis testing
- Clinical Study and Biostatistics
- Continuous explanatory - ordinal response
- A question about effect sizes (cohen's d)
- Relationship b/w correlation and skewness
- 2 problems
- Cohen's d and I are having a little disagreement..
- weighted least squares confidence interval
- Pearson's correlation I need your help
- Combining data from different groups
- Repeated Measures-Help
- Confidence Interval
- Population parameters
- Two-Stage Regression Model
- simple grading help needed
- Asymptotic Variance
- Seemingly unrelated regression
- Centering and transforming
- ANOVA and Skewed distribution
- Analysis of data, multi individual, multi experiment?
- Help for a statistics idiot
- Question about Mantel Test results
- Ordinal Data!
- Which test do I use
- significant relationship between factors
- Three way interactions in regression
- simple situation weighted least squares compare results with SPSS
- generate data for logistic regression simple question
- Simulation of distribution of test statistic
- Writing results from transformed data - help needed asap
- Help with this data - PLEASE
- Explaining to someone why their idea is bad
- From OLS to Box Cox to ?
- calculate variance logistic model
- Linea regression -- proportion-logit or logit-logit?
- Multiple Regression & Multiple Linear Regression: 2 Qu's
- very basis question
- Box-Cox-Model: How to get p-Values?
- Reflecting and inverse transformation
- MegaStat
- power calculation
- Number of IV's in multiple regressions: How many is 'too many'?
- Which nonparametric test do I use?
- types of research
- Reliability analysis and Tukey's nonadditivity test
- Importance of R-square in one-way ANOVA
- Sampling Distributions of Estimates
- Finding Bayes factor- a question with not much information?
- Prediction Limits
- standard deviation for speed
- ANOVA, assumptions mandatory?
- The Anderson-Darling Test
- Testing suppression with SEM
- Reporting the skewness statistic in text
- Please help with my nonnormal distributions!!
- grass sampling
- Stepwise Ordinal Logistic Regression
- statistically challenged
- SPSS: in regression test interaction between a continuous and a within subjects var
- Regression: squaring variables in models
- Unstandardized regression coefficient in Multiple Regression Interaction
- Reporting uncertainty in non-normal distributions
- Poisson Regression
- Q re Gauss-Newton Method convergence in Nonlinear Regression
- Chi Squares
- Ryan-Joiner test for normality ('by hand' in excel)
- PCA - horribly confused...
- introduction to stats
- Standard deviation for two groups
- Gaming Problem
- Repeated measures in a single group
- HELP! Question about frequency distribution
- More Repeated Measures Problems!
- Observed Cell Frequencies
- Standard Deviation
- Correlation help
- Cubic regression not entirely accurate despite R=1
- Would this be Binomial?
- phat estimate of 1
- Standard Deviation and Hypothesis Testing
- Help using t-test
- Coherence
- Decile equation?
- Comparing mean of 3 samples
- Two mean Statistical test
- Paired vs. Non-Paired Problem
- JUST a quick question
- Linear regression with repeated measures
- Please help with simple stats question- Urgent -
- Comparing "sample percentages"
- Variability help
- Need help to determine proper test
- Calculating % Deviance Explained from JMP
- is anybody able to...
- Species Distribution Modelling
- which test?
- Deming regression interpretation
- Small sample. What to do?
- Deck of cards: Odds of being dealt 3 of a suit?
- Outliers and extremes
- Posibilities of getting a golden coin??
- biostatistical problem--birds and patch size
- A quick regression QUESTION
- probability of XORing
- I am I making this harder or easier than it needs to be
- PLZ clarify
- What's this equation called?
- standard deviation
- Help? Identification of Statistical Formula
- Help comparing proportions of subsets of populations
- Percentiles vs. percentile rank
- what to use for error bars in graphs
- Terrible at stats, desperate for help... Nonlinear reg
- Simple regression experiment need help
- sample size calculation based on correlation analysis
- How to E= 0 and Var = 1 in a standardized normal distribution?
- Help me please
- Logistic regression turmoil
- Help with covariance problem for a sum
- ANOVA interactions,Tukey HSD
- Principal components analysis query
- KS test and significance
- Estimating SEM from ANOVA
- Calculating a price index
- Sample Size Logistic Regression Experiment
- Simple question for sons HW
- AM I allowed to do this?
- basic statistics
- Can somebody help me set this up!!
- when "normalizing" values, do i need to re-calculate SEM
- Simple calculation needed, please
- Convergence in probability
- Simple CORRELATION query
- Medical statistics
- Options when response variable is highly skewed
- Help with Linear Regression
- URGENT POOLD OLS regression
- Probability of a Type II error
- Point Estimate of CDF
- CI given sample mean, std dev and sample size
- What is........
- Sample Size Calculation for Clinical Study with Three Treatment Groups
- Student need help with vetting school work
- T-Test for Normalized Data
- Variability Question
- Regression derivations
- estimating gaussian distribution
- brain freeze.....
- Please help - bitten off more than I can chew???
- Skew Normal Parameters
- Standard error - why sqrt of n?
- simulate limiting distribution
- 2-way ANOVA instead of 3-way
- Percentile Rank problems!
- Help with quantitative/qualitative/discrete/continuous problem.
- Is the Fisher's exact the correct test?
- Existence of Unbiased Estimators
- URGENT Help with Regression Interpretation
- I am stuck on quartlies
- simple regression question (I think)
- means or t-test
- hypothesis testing in general
- Inference of means
- runtest
- significant interaction but non significant simple effects?
- Auto corelation
- Pca
- I cannot use a simple correlation therefore I'm clueless.
- Calculating intrasubject variability
- Assignment issues
- Does this sound right?
- Anova
- Wording is very confusing!!
- sampling distributions!!?
- Mean trouble
- which stats test do i use??
- how do i delete my account on this website
- Score Scaling
- How do you think I should present this data?
- Standard Deviation based on one new plot
- Outliers in a normal Distribution
- Confidence Interval- which is narrower? 95%? 99%?
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