View Full Version : Statistics


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  1. Solve for Z
  2. Need to clarify something
  3. Plz Help!!!!!!!!!!!!!!!!!!!:(
  4. p-value help
  5. Interaction Effect Test Methods
  6. Regression
  7. question about surveys for conservation program?
  8. Hypothesis testing w/ equality of variances F distribution
  9. Stats dummy needs help!!
  10. I'm so lost on population variances!!
  11. Reliability analysis
  12. completely randomized ANOVA
  13. Analysis of Variance-F Distribution
  14. MGF and Maximum Likelihood Estimation - need help!
  15. Linear Regression
  16. Simplifying variance and standard deviation formulas
  17. Regression question
  18. Nonparametric tests to support parametric tests
  19. adjusted residuals or standardized residuals?
  20. Random effects results using LME in R
  21. Test to use for series comparison
  22. randam variable problem
  23. Validity
  24. parametric vs non-parametric 4 beginners
  25. Regression: When the intercept is zero.
  26. Gray Paths in LISREL
  27. Not the standard Power Calculation for Regressions?
  28. Likert scale testing
  29. Am I doing this ANOVA right?
  30. mean & std deviation
  31. hierarchical regression
  32. Likert Scale Analysis
  33. Sample Standard Deviation
  34. .05 level of significance?!!!
  35. Help!!!!!!
  36. Residuals
  37. Residuals
  38. parametric or non parametric?
  39. Homework Help
  40. Homework problem
  41. Q1 and Q3 determination from QD and MEAN
  42. Help Pls
  43. help
  44. how to analyze born dead data
  45. t test or ANOVA or both???
  46. Hierarchical regression
  47. Mahalanobis distance
  48. Confidence Interval Help
  49. Cronbachs Alpha
  50. Chi-squared Goodness of Fit Questions
  51. Extracting an elusive sigma
  52. Chi squared or ANOVA for variances analysis
  53. Confused about my data file
  54. one sample t test (beta=0)
  55. Is there software that includes post hoc tests for nonparametric data?
  56. ANOVA and sig. question
  57. backtranformation of log transformed data
  58. exam review HELP!!!
  59. Comparing multiple subject groups
  60. Linear Regression Equation
  61. Adjusting regression for finite populations
  62. Tests for secular trend...am I on the right track?
  63. binary spatial data
  64. Probit Analysis
  65. Chi square test procedure in SAS
  66. Assuming Normal distribution
  67. Transformation of variables...Need help pls!
  68. Statistics for prescriptions...
  69. Parametric Analysis help!
  70. regression, pairs of random variables
  71. One question about expriment design, please help!
  72. Partial point biserial correlation anyone?
  73. Z-score for Skewness and Kurtosis
  74. please help
  75. optimal blending of 3 models
  76. Value-at-Risk of a distribution?
  77. Sensitivity and z scores
  78. Joint CDF's and pdf problem
  79. Critical t value with .04 significance level
  80. A Simple Survey -- Critique Me!
  81. probability calc
  82. determine sample size using confidence interval?
  83. chi-square goodness-of-fit test
  84. normal distribution help
  85. Central tendancy measure for broadband internet speeds
  86. logistic regression
  87. Need help in analysis
  88. My brain hurts- confidence intervals
  89. Minimum Sample Size required
  90. Shannon-Weaver question - please help me
  91. ANOVA - Main effects and interactions
  92. Comparing groups - z-scores
  93. How to convert ordinal into interval?
  94. NASA TLX analysis?!?
  95. Kaplan Meier curve for recurrent event data
  96. Correct statistical test to use
  97. Mixed ANOVA
  98. GLM Repeated Measures: What is the difference Covariates and Between subject factors
  99. Using factor analysis to test hypothesis
  100. Mann Whitney U Test problem
  101. p-values - what is trend level?
  102. Can anyone help me with this Spearman test?
  103. In desperate need of help
  104. power calc with coeff of variation
  105. Likert and t-test
  106. Moving average
  107. SD of an average
  108. 2x2 Repeated Measures ANOVA
  109. how to analyse rank ordering
  110. Mediated Regression Analysis
  111. Multidimensional Scaling
  112. Question About Statistical Significance
  113. On exploratory research
  114. I am lost
  115. analysing nominal data
  116. symbols symbols symbols
  117. Sample independence
  118. help please
  119. I need simple help for a documentary.
  120. Durbin watson
  121. T-test or Chi square
  122. writing up output into paragraphs
  123. My regression has me confused!
  124. Degrees of freedom
  125. Multiple Regression - Interpreting t-stat
  126. parametric test??? what test?
  127. Web Site Page Visit Stats (Relative Popularity)
  128. Comparing PATH coefficients
  129. Poisson and ANOVA?
  130. Help pleaseee:)
  131. Help with interpretation of boxplot
  132. type I error - non parametric stats
  133. how do you know if a relationship really exists?
  134. Stuck trying to develop test statistic
  135. choosing the right non-parametric test
  136. Interesting Standard Deviation Query
  137. Finding the Reduced Form Equations
  138. Please help!
  139. Time Series, exponential smoothing--I need help!
  140. p-value determines rejection of null hypothesis?
  141. Maximum Likelihood Calculus Problems
  142. Very stuck with simple problem.
  143. Sample Sizes
  144. inferences from two samples
  145. logistic regression help
  146. Need help with quiz
  147. logistic regression
  148. True to assume equal variance when testing difference between the means???
  149. Struggling with written statistics question.
  150. Multiple regression help needed
  151. homework issues
  152. Logistic regression and collinearity
  153. Rank Comparisons
  154. Z and p value problem
  155. Hi research student needs urgent help with simple problem
  156. ordinal independent variables in ANOVA
  157. How to use a random sampling table
  158. Longitudinal Statistics
  159. mean of a fluctuating time series - what is the uncertainy?
  160. Type I and II, HO and H1
  161. Need help with a statistics assignment
  162. significant differences between 2 groups
  163. Construct a 95% confidence interval ???
  164. ANOVA results and confidence intervals
  165. Help, Please
  166. Stratified Samples ???
  167. Resultant of two distribution (Normal)
  168. Help with box plots please!!!
  169. Ogives help! tx~~
  170. Help me out: Computing SE CV SED LSD
  171. Power of one sample test for variance
  172. Z-Score?
  173. Confused
  174. Help with Confidence Interval, please
  175. Biodiversity and Population Density Correlations
  176. Frequencies
  177. Decision analysis
  178. Moving Targets?
  179. Calculating significance for indepent samples
  180. How to compare Probit means between two groups.
  181. histogram ...is this correct..???
  182. An ogive problem im not sure about...
  183. histogram....
  184. multiway frequency analysis, Canonical correlation
  185. Which Tests are appropriate?
  186. Empirical rule & Negative intervals
  187. Confusion!!
  188. Symmetric or not?
  189. permutations
  190. more permutations
  191. More questions about symmetry
  192. sample size determination
  193. Sample size for regression equation?
  194. Which test to use?!
  195. interaction effects in regression analysis
  196. Thoughts on appropriate comparison tool
  197. Central Limit Theorem ???
  198. Floor Effects
  199. t-test dependant sample
  200. Mallow's Cp Statistic as criterion for regression
  201. Discrete or Continuous
  202. Interaction Model
  203. Index making
  204. Acceptable Pins
  205. Which Statistics Test Do I Use?
  206. Simple dice problem
  207. Food service satisfaction survey - 4 point Likert scale
  208. power analysis
  209. p-charts for complaint monitoring
  210. Chi-Square Goodness of fit Test
  211. probably an easy problem!!
  212. guidelines on doing a good statistic report ?
  213. Normal distribution in the exponent
  214. help-logistic regression model
  215. Average of Standard Deviation?
  216. interaction effect?
  217. Need help selecting statistical test
  218. Anyone know how to do Correlation and Regression?
  219. Repeatability
  220. average of two means from the same data?
  221. new to linear programming
  222. Converting Mean to Z Value
  223. HELP! Which stat test do I use???
  224. ANOVA vs. MANOVA
  225. Instructor rating versus performance
  226. Stats Test?
  227. Statistical test used
  228. Help Please!!
  229. Interpret...?
  230. Level of Measurement?
  231. Assumptions of t-test
  232. cointegration and dummy variable
  233. Inferential/Descriptive Statistics?
  234. How to combine several data sets
  235. Relationships between variables
  236. control charts-type I error
  237. Please Help...Normal Distribution Probabilities
  238. Help finding IRR
  239. Simple effects analyses not so simple!
  240. item to total correlation?
  241. Euclidean Distance as measure of homogeneity for K-means Cluster analysis
  242. Comparing Median and Median Absolute Deviation (MAD)
  243. Sampling Distributions....
  244. what is the purpose in plotting moving average??
  245. More On Sampling Distributions.....
  246. ANOVA Advice
  247. Logistic Regression
  248. Which Statistics To Use?
  249. Needing some assistance with this problem (true proportion)
  250. T-Test Question