View Full Version : Statistics
- Check my residual graph (please!)
- Interpretation of TSP output
- anova contrasts problem
- Need help with correlational stats
- measures of Central Tendency
- line that best fits nonlinear data
- Covariance
- P value of a statistical test
- Cronbach's Alpha and z-scores
- Correlations between parameters
- INDSCAL vs. STUNMIX
- normrnd -> normal distribution
- Continuous random variables
- Need major help in this statistics problem
- Type I and Type II Errors
- Can I use a regression here ?
- confidence interval
- election question
- help on Gee
- What value to enter?
- Regression: Standard Error of the mean interpretation?
- Residual Plot.Please Comment.
- statistically significant; p-value; t-stat
- hypothesis test for proportions
- non-parametric post-hoc tests
- correlations
- Confidence Intervals
- point estimation problem! help~
- Expected value and Standard deviation
- The Regression Equation
- Exploratory and Confirmatory FA question
- Urgently need help with hypothesis test
- partial correlation coefficient
- Standard deviation of derived variable (x/y)*100
- CDF vs. PDF
- Minimum n for Chi square Test?
- Aggregating standard deviations - I'm stuck!
- Is this wrong?
- Minimum Number To Test
- Hypothesis power ?
- Goodness of fit
- OLS vs. Probit vs. Logit
- Unequal group size, group representation in high scores?
- statistics project
- Combining standard errors
- Questions about effect size, correlation, others...
- 1 tailed test or two tailed?
- Power
- Formula
- Multiple choice Prep
- Unequal sample sizes and statistical tests
- How do you do a weighted least squares regression to correct for homoskedasticity?
- single subject design with multiple interventions
- Stats help on pearson's and spearman's
- Help with chi squared goodness of fit test
- Looking for data sets of the textbook Applied Regression Analysis and Other Multivari
- repeated measures & dichotomous dependent variable
- Not so much homework help, just some insight on this (regarding Hyphothesis Testing)
- stat tools
- a simple problem
- bayes factor
- Can a t-test be performed here?
- Need help interpretting/transforming this graph (if possible)
- Design of Experiments Question
- What does K stand for in an ANOVA procedure?
- Which statistical test do i use?
- Factors and Responses
- Are they right?
- Hwhm
- standard deviation
- need help =(==plz reply ASAP
- The turning points test
- P-value 0f 0.926?
- Dummy variable interactions
- Forecasting in Health Care
- Please help a 52 year old, last in school 1983
- Please help with this table?
- Help with chi-square goodness of fit test analysis?
- ANOVA - Greenhouse Geisser
- Need help in analysing model results
- hypothesis testing. t statistic
- Confidence Intervals
- Confidence Intervals w/two samples
- How to calculate composite scores?
- Population or sample?
- Significance above background.
- Mann-Whitney vs Chi-Square
- Item analysis
- terminology question
- Standard deviation question (Z or T test)
- t-test and p-value from processed data (mean, SD, sample number)
- Is a group unique or not?
- statistics problem
- satisfaction
- statistics help please
- statistics emergency help
- statistics... I am clueless and appreciate any help
- statistics
- Newbie: 1 Control Group with no treatment + 1 Treatment Group
- What Is The Appropriate Statistical Application For My Experiment!!!
- one mean t test---the p value approach
- nonpooled t test with no delta
- hypothesis test,ho and ha
- z-scores
- Help with probability please
- probability: help needed
- help please
- God of All Statistics Books
- I need help
- any input please
- average of standard deviations
- logarithm
- Need some opinion on EXCEL
- non-parametric equivalent to 2x2 mixed
- Likert scale analysis problem
- need help
- Stat help please
- Standard deviation
- Very easy question
- help
- Help please
- Spearmans Rank
- ANOVA and dependent t-test
- Multivariate Normal
- Goodness of Fit Problem
- "Inference" under Complete Census
- Standard Normal Distribution
- can you please have a look?
- Is this right?-Testing the mean
- Question about percentages in baseball
- Ranking Candidates
- What is the standard deviation for this combination of functions
- Confused About Estimating Probability
- Comparing Two Proportions (Z-Test)
- Sampling Distribution
- Confidence interval
- Help in choosing Test of significance.!
- Mixed anova (1 within and 3 between)
- 82% Confidence Interval
- Hypothesis Testing/P-Value
- Pareto Chart
- True experiment requirements
- Multiple hypothesis testing
- Statistical Significance and Advertising
- How to handle missing data in a questionaires
- Two-way ANOVA
- Data finding - sport intelligence
- Please help from africa
- What method would you use?
- Crosstab Post Hoc Comparisons
- understanding population from sample
- Regression Interpertation
- please help me
- Quick question about sample size
- Question on meaning of construct of interest
- Expected Wins/losses of slot machine
- Regression Interpertation
- A name of this measure?
- multiple criteria
- help
- hypothesis testing
- level of significance
- Please Help Me I Am Struggling
- find Z score
- Comparing different units of measurement
- Simple Question
- Find most important variables-please help
- Need help finding standardized test statistics!!!! PLEASE!!
- hw help
- baseball fun
- How to perform comparison on histograms with different number of bins?
- How to analyze across three groups?
- Name for a certain statistic
- Sample independence and correlation
- 2007, per capita, personal disposable income,
- Apples and Pears
- Probability plot: calculating the confidence interval
- Standard Error for Percent Change
- Stat Problems Help (Homework)
- Finding a least squares fit for f(x)=A*cos(Bx)
- Sampling Distributions
- Gfi
- Some sample test questions for you guys
- Unbiased estimate of SD? (Simulations)
- Need help with business stat
- Help needed with data analysis
- resiudual of a regression
- factor analysis- negative correlation
- non-parametric biserial correlation
- Risk to Value Formula
- Can you conclude a trend in this data?
- Help comparing yes or no answers
- Logit Regression Interpretation
- stats software
- High Correlations with Very Different Distributions..?
- What test could be used?
- Actuarial Exam Question
- confidence interval
- Multiple comparison
- Confusion about small sample size, skew and t-tests
- Validating a Proportional Odds Regression Model
- Regressions of a/b against b?
- Confidence Interval VS Level of signficance?
- Question on Normal Distribution problem
- Effect size in meta-analysis
- t-e test p value interpretation
- Joint PDF Integration
- Violation of Homogeneity of variance (MANOVA)
- sampling problem
- What test should I do
- data normalization & t-test
- Confidence Intervals for Skewed right distribution.
- Data weighting and normalization
- One Way ANOVA
- Mantel test
- Decision Ananlysis - Tree & Calculate EP
- Next step after my MANOVA
- Perhaps statistics is not for me.
- covariance
- Likert scale factor analysis & testing
- Need Help Answering this Problem?
- Confounding in logistic regression
- Really good intro to one-tailed hypothesis testing?
- multiple comparison procedures
- Comparing unequal sized sample groups?
- Help Required in calculating USL and LSL
- 11 standard deviations
- Reference/s
- Confused about p-values with regression models
- Aagh!! - % values - parametric or non parametric?
- Mann-Whitney Non-parametric tests
- P-Chart Standard Error of Proportion
- How to work out industry average?
- Mann-Whitney U Test results
- normal distribution
- normal vs nonnormal distribution??
- HELP! Doesn't make sense
- Inventory Control
- Z Score Help needed
- ANOVA and significant difference for individuals?
- Help (with ANOVA, maybe).
- Quick question about Cox proportional hazards modeling...
- Use of Tukey-Kramer
- ACF and PACF in excel
- Squared Error vs Absolute Error loss functions
- Fun HW question
- When to use Fisher's exact test
- Effect size - cohen's d
- Why are all my standard errors the same in JMP?
- A T test, MRPP, or something else? Using R or Systat
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