View Full Version : Statistics


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  1. coefficient of determination with Kendalls tau
  2. should I use ANOVA?
  3. determine the significance level
  4. distribution of weighted means ?
  5. binomial or rank test?
  6. Calculating Seasonal Indices
  7. Regression for nominal variables?
  8. Simultaneous Users
  9. confidence interval problem
  10. random sampling
  11. Gsl
  12. A doubt in the terminology of sample size calculation
  13. Analysing percentages
  14. Significance level. Critical Value approach
  15. pre/test survey in anonymous sample
  16. Determining Significance
  17. Can I drop this variable?
  18. regression on censored data
  19. Ungrouped distribution frequency
  20. Help with General Linear Model
  21. discriminant function - how to calculate canonical coefficients from eigenvectors?
  22. which test should i use?
  23. Factor Analysis - flipping a factor
  24. ANOVA and Kruskall-Wallis
  25. part of population problem
  26. Not sure what to 'do' with my data
  27. correlate interval and ordinal variables?
  28. Sample Proportions and Such
  29. Finding the proper test for my model
  30. Selection Bias
  31. command for excel frequency?
  32. Project
  33. alpha level
  34. Minimum number of replicates required to calculate the standard error of the mean
  35. help with critical value approach
  36. Advantages to using Ratios
  37. Calculating life expectancy
  38. Two-sample t-test with dependent samples?
  39. Essay on Considerations and Implications between independent and dependent variables
  40. plz i need your help
  41. Chi-square analysis -- evaluating the difference between two groups
  42. Questionaire/Survey result statistical analysis
  43. Need Help with Simple Data Analysis
  44. Testing for Developmental Significance
  45. Correlation?? Suggestion??
  46. help with SPSS output and repeated measures ANCOVA and MANCOVA
  47. Designing a Photon Detector Test for High Confidence
  48. Need help differentiating between variables!
  49. Variable importance random forest
  50. Testing a proportion on the boundary
  51. ANOVA and Chi Square Questions! Please Help! :)
  52. existence of unbiased estimator of absolute value of mean
  53. When to report the Levene test?
  54. Building index
  55. Which ANOM formula to use?? HELP!!! Urgent!!
  56. Medication Error Rates Comparison
  57. Regression/Time Series
  58. Mann Whitney versus Wilcoxon: Need help please !!
  59. Combining Uncertainities into a Single Value
  60. Rounding in statistics
  61. calculating SD
  62. Hypotheses Testing
  63. Sample size
  64. ROC Analysis help!!!
  65. systematic reviews
  66. Carry-over effect in AB/BA cross-over trials
  67. Test the Randomness of a Sample
  68. Just a simple problem I am stuck on
  69. Poker probabilities: Is PokerStars fair?
  70. Difference in coefficients between regressions?
  71. statistics problem in an SCI manuscript
  72. Weird interaction results - need someone's help!
  73. Help with a regression model for thesis
  74. Logistic regression for Dummies? (score card)
  75. Prediction interval behaviour close to the origin
  76. Wilcoxon tests
  77. Urgent help on matched pairs experiment
  78. Confidence Intervals:
  79. Dependent and Independent Variables...Please help! :)
  80. need help. normal approximation for data
  81. First differencing a nonstationary process
  82. Confidence Interval for Prediction in Weighted Regression
  83. Hi - Problem with ANOVA
  84. interpret SPSS results - Logistic Regression, Classification Table
  85. Main Effects and Interactions
  86. Fisher-Neyman theorem for purists
  87. presenting stats in standard format
  88. Manova
  89. Feedback needed on ratio question and policy question
  90. Stumped on stats problem
  91. Exogeniety and crime rate?
  92. Alternative theory?
  93. Likelihood Ratio Test
  94. Categorical vs Ratio
  95. Regression Questions!
  96. Simple question
  97. Help explaining answer
  98. regression question
  99. Binomial??
  100. Quick Multiple Choice Question! :) Can I have your opinion Please?
  101. Independent Variables in Regression
  102. Transformed Interactions in Regression
  103. who knew it would be this hard to understand women :) stat stumbling block
  104. determining internal validity of conjoint model
  105. Normal Distribution
  106. Which Model to Use When Mean is Visible?
  107. Help please!
  108. parametric or non parametric
  109. minimum stats experience - need help
  110. Help with finding maximum and minimum scores please!
  111. interpretation of non significant difference between correlation
  112. What statistical analysis to use
  113. regression easy one
  114. Predicting the career of a football player using his age
  115. Can you help me out to choose between parametric and nonparametric data
  116. One-way random, two-way random or two-way mixed
  117. Panel Data - Pooled OLS vs Fixed Effects vs Random Effects
  118. three way interaction!!
  119. ANOVA test noob (need help in a Project)
  120. Clustered data & logistic regression
  121. Pearson's r or r squared?
  122. Finding probability density function
  123. Can MannWhitney Test be used for data divided into quartiles
  124. Intra subject cv
  125. Determining sample sizes - help much appreciated
  126. how to analyze this data
  127. Find the marginal distribution?
  128. Help on some very basic statistics - new to this!
  129. hypothesis testing- small sample, two population means
  130. hypothesis testing- small sample with one population mean
  131. Root mean square help
  132. beta distribution
  133. Improvement between pre -> post tests.
  134. Alternative to matrix algebra?
  135. Statsitcs Test Confusion
  136. help with distribution problem
  137. I just need to work out a p value!!!
  138. Which ANOVA would be this?
  139. Tukey's HSD question
  140. Comparing 5 mean scores for significance
  141. hypothesis testing- small population question help
  142. coefficient of correlation (conundrum)
  143. Multivariate correlation coefficient?
  144. Lightning Strikes statistics question
  145. Simple Questions
  146. MANOVA help
  147. Noisy data
  148. Definition of Substantially Equivalent
  149. Simple - yet tricky (for me) statistics/probability problem
  150. Silly Question...
  151. I'm new to Stats, Please Help me.
  152. Need suggestions
  153. theories of stats (CONJUGATES)
  154. Question about stastical analysis of Likert Data
  155. Stats emergency! What test to use?
  156. Regression Homework
  157. SPSS multiple regression????
  158. standard deviations and t-tests?!
  159. A correctional institute
  160. How to proceed for solution
  161. MSE, distribution +more
  162. marginally significant p values
  163. Simple Regression
  164. what formula should I use?!!
  165. New Member--A few questions!
  166. Chi square ok for questionnaire responses?
  167. What is "Tukey Bi-Weight Function"????
  168. Jeffrey confidence interval
  169. Alternative Hypothesis Help
  170. Time and Volatility
  171. least square mean
  172. bootstrap question
  173. non-significant MANOVAs but significant ANOVAs
  174. transforming negatively skewed data then running tests
  175. Linear regression help
  176. Calculating a P-value for a two-tailed One-Standard-Deviation chi-square Test
  177. Inference for Proportions (AP Stats)
  178. help with tests for survey
  179. Working with size 'range'
  180. Polling problem with 3 or more candidates
  181. repeated measures and regression
  182. Null and Hypothesis
  183. Hypothesis testing for two sets of data...
  184. How many ways can the number 50 be witten as the sum of 10 non-negative, even numbers
  185. a suitable rough rescaling
  186. Sample Size Calculation
  187. Statistical Test for difference
  188. more than one hypothesis
  189. Independent t-test p value 0.000? hmm
  190. Help with proofs
  191. Stats College Project
  192. ANOVA versus t tests
  193. Dissertation Stats...
  194. Excel - please help
  195. factor analysis and composite factors
  196. Circular analysis of variance (ANOVA)
  197. Repeated measures categorical data analysis
  198. Help needed can i do these statistical tests?
  199. Pearson correlation
  200. Not sure what to call this ... struggling
  201. How do you read a Z-Score Table?
  202. Given sample variance, find sample st. dev
  203. Looking Up / Interpreting p Value for z values
  204. Distribution of magnitude of random variable
  205. Null hypothesis question
  206. Factor Analysis
  207. Help! Ancillary statistic problem :\
  208. Five Step Hypothesis Procedure -- Help!!
  209. Analysis of Variance Q - Please help
  210. Linear Regression and Correlation Q - Need help!
  211. Bayesian Statistics
  212. chi squared testing + contingency tables
  213. Question on Normal distributions and sampling distributions
  214. How many ways can the number 51 be witten as the sum of 11 positive,odd numbers?
  215. Nonparametric matched pairs with random effects
  216. Information Science
  217. Is PCA and Cronbach's alpha appropriate?
  218. Converting scientific to regular notation
  219. Unbiased Estimators
  220. Regression - One regression model with within-factor...?
  221. unbiased linear combination
  222. Ancova help
  223. Tips for Differentiating Between Tests! Please! :)
  224. Two quick questions
  225. Poisson Estimator
  226. Parametric versus non-parametric test
  227. last question about unbiased estimators
  228. Unknown p value
  229. ANOVA help for psych project! emergency!!
  230. The importance of test of normality...
  231. Multiple Regression where DV is a proportion
  232. ANOVA and ANCOVA help please
  233. What I hope is a basic question regarding T-tests and Power Analysis
  234. research analysis help
  235. What is Orthogonal contrast?
  236. help please - repeated measures
  237. Confidence Interval woes
  238. Multinominal regressions
  239. Deriving measures of skewness and kurtosis
  240. sampling error question
  241. reporting correlations, APA format.
  242. Several Vars Repeated Measures ANOVA
  243. statistical power of a General Linear Mixed Model with repeated measurements
  244. Few Problems
  245. Applied statistics qn: confidence intervals
  246. Sampling
  247. exp dist'n help
  248. What stats test do I need to find a correlation/association/relationship?
  249. Fish Growth Model
  250. Question about Std Dev of Mean X