# Analyzing Data

(Difference between revisions)
 Revision as of 05:34, 9 December 2010 (view source)Nuriaelena (Talk | contribs)← Older edit Latest revision as of 02:50, 22 November 2016 (view source)Doug (Talk | contribs) (31 intermediate revisions not shown) Line 2: Line 2: |Column1= |Column1= + How to conduct statistical tests... + *[[How do I choose the appropriate statistical test for my data?]] + *[[How do I create dummy variables?]] + *[[How do I control for familywise error?]] + *[[Meta-analysis|How do I conduct a meta-analysis?]] + *[[Other questions about meta-analyses?]] + *[[Mediation|How do I conduct meditational analysis?]] + '''How to test interactions?''' + *[[What is an Interaction?]] + *[[Interaction between two continuous variables]] + *[[Interaction between categorical and continuous variables]] + '''How to transform continuous into categorical variables''' + *[[Why transform continuous variables into categorical variables?]] + *[[How to dichotomize variables?]] + *[[Why cut into thirds or fourths instead of dichotomizing?]] + '''How to create composites''' + *[[How do I create a composite of items?]] + *[[Why create a composite of items?]] + *[[How do I know when it is appropriate to create a composite?]] + *[[How do I create a composite with items with different scale ranges?]] + *[[How do I create a composite with items labeled in opposite directions?]] + '''How to detect and deal with outliers''' + * [[What are outliers?]] + * [[Should I check for outliers?]] + * [[How can I tell if outliers are influencing my data?]] + * [[Detecting Outliers - Univariate | How do I detect univariate outliers in my data?]] + * [[Detecting Outliers - Multivariate | How do I detect bivariate and multivariate outliers in my data?]] + * [[Dealing with Outliers | How do I deal with outliers?]] - '''General''' + |Column2= - * [[General tips]] + Other types of practical questions... - * [[Marginal significance]] + *[[When to use a one-tailed versus two-tailed test?]] - * [[Tips/tricks for using SPSS]] + *[[When to use univariate versus multivariate statistics?]] - * [[Descriptive Statistics | What are "Descriptive Statistics"?]] + *[[If my correlational data is not linear, what do I do?]] - * [[Inferential Statistics | What are "Inferential Statistics"?]] + *[[General tips|What are some overall tips/tricks when analyzing data?]] + *[[What is considered marginally significant?]] + *[[What is the difference between descriptive and inferential statistics?]] + *[[What is the difference between a type I and type II error?]] + *[[How is a correlation different than a partial correlation?]] + *[[What are the criticisms of hypothesis testing?]] + *[[What is the purpose of graphing a scatterplot?]] + *[[Computational Modeling|Why would you want to use a computational model?]] + *[[What is a scatterplot?|What is the purpose of graphing a scatterplot?]] + *[[What is linearity?|Why is linearity important?]] + *[[Want help using SPSS?]] + *[[What is "syntax" in SPSS?|Why use syntax in SPSS?]] - '''Data Screening''' + '''Data Screening''' * [[Purpose of Data Screening | What is the purpose of data screening/cleaning?]] * [[Purpose of Data Screening | What is the purpose of data screening/cleaning?]] - * [[Data cleaning | Tips/tricks for Data cleaning]] + * [[Data cleaning | What are the best tips/tricks for data cleaning?]] - * [[Checking Data Entry]] + * [[Checking Data Entry|How to check for data entry errors?]] - + '''Missing Values''' - '''Missing Values'''
+ * [[Missing Values | Why do missing values occur?]] - - [[Missing Values | Why do missing values occur?]]
+ * [[Problem of Missing Data | Why is missing data a problem?]] - - [[Problem of Missing Data | Why is missing data a problem?]]
+ * [[Identifying Missing Data | How do I identify if missing values are random or non-random?]] - - [[Identifying Missing Data | How do I identify if missing values are random or non-random?]]
+ * [[Dealing with Missing Data | How do I deal with missing data?]] - - [[Dealing with Missing Data | How do I deal with missing data?]]
+ '''Normality''' - + * [[What is "normality"?]]
- '''Outliers'''
+ * [[Why is normality important?]]
- - [[What are outliers?]]
+ * [[How do I determine whether my data are normal?]]
- - [[Should I check for outliers?]]
+ * [[How do I deal with non-normality?]]
- - [[How can I tell if outliers are influencing my data?]]
+ * [[How do I transform variables?]]
- - [[Detecting Outliers - Univariate | How do I detect univariate outliers in my data?]]
+ - - [[Detecting Outliers - Multivariate | How do I detect bivariate and multivariate outliers in my data?]]
+ - - [[Dealing with Outliers | How do I deal with outliers?]]
+ - + - '''Normality'''
+ - - [[What is "normality"?]]
+ - - [[Why is normality important?]]
+ - - [[How do I determine whether my data are normal?]]
+ - - [[How do I deal with non-normality?]]
+ - - [[How do I transform variables?]]
+ - + - + - *[[What is absolute change?]] + - *[[What is absolute difference?]] + - *[[What is the 68-95-99.7 rule?]] + - *[[What is absolute error?]] + - *[[What is boredom effect?]] + - *[[What is adjusted R^2?]] + - *[[What is bias?]] + - *[[What are the types of bias?]] + - *[[What is bimodal?]] + - *[[What is grand mean?]] + - *[[What is main effect?]] + - *[[What are floor effects?]] + - *[[What is the median?]] + - *[[Wnat is a normal distribution?]] + - *[[What is goodness-of-it?]] + - *[[What is a Type I error?]] + - *[[What is a Type II error?]] + - *[[What is the difference between a type I and type II error?]] + - *[[What is bivariate correlation?]] + - *[[What is test-retest reliability?]] + - *[[What is effect size?]] + - *[[What is the latent variable?]] + - *[[What are ceiling effects?]] + - *[[What is the difference between floor effects and ceiling effects?]] + - *[[What is a positive linear relationship?]] + - *[[What is parsimony?]] + - *[[What is sampling error?]] + - *[[What is factorial ANOVA?]] + - *[[What is sampling bias?]] + - *[[What is a one-tailed test?]] + - *[[What is observer drift?]] + - *[[What is a one-tailed test?]] + - *[[What is the coefficient of determination?]] + - *[[What is correlation?]] + - *[[What is negative correlation?]] + - *[[What is univariate statistics?]] + - *[[What is central tendency?]] + - *[[What are the different types of central tendency?]] + - *[[What is a selection bias?]] + - *[[What is a linear relationship?]] + - *[[How is a linear relationship different from a nonlinear/curvilinear relationship?]] + - *[[Are linear relationships helpful or harmful to a study?]] + - *[[What is a nonlinear relationship?]] + - *[[What is a positive correlation?]] + - *[[How is a positive linear relationship different from a negative linear relationship?]] + - *[[What is an ecological fallacy?]] + - *[[What is inference?]] + - *[[How does confounding impact the research?]] + - *[[What is a representative sample?]] + - *[[What is a direct relationship?]] + - *[[What is confirmation bias?]] + - *[[How is validity different from reliability?]] + - *[[What is participation bias?]] + - *[[What is raw data?]] + - *[[What is a spurious relationship?]] + - |Column2= + - + - *'''Statistical Tests''' + - - [[Meta-analysis]]
+ - - [[Mediation]]
+ - - [[What is an Interaction?]]
+ - - [[Interaction between two continuous variables]]
+ - - [[Interaction between categorical and continuous variables]]
+ - - [[What is a correlation?]]
+ - - [[What is a partial correlation?]]
+ - - [[What is a point-biserial correlation?]]
+ - - [[What is regression?]]
+ - - [[What is a probabilistic causal analysis?]]
+ - - [[What is analysis of covariance (ANCOVA)?]]
+ - *[[What is analysis of variance (ANOVA)?]] + - *[[What is a one-way ANOVA?]] + - *[[What is the difference between one-way analysis of variance and two-way analysis of variance?]] + - + - *'''Other''' + - - [[What is a scatterplot?]]
+ - - [[What is linearity?]]
+ - - [[Want help using SPSS?]]
+ - - [[What is "syntax" in SPSS?]]
+ - - [[Computational Modeling|What is Computational Modeling?]]
+ - - [[Rank-based nonparametric tests|What is a rank-based nonparametric test?]] + - *[[What is alpha?]] + - *[[What is a manipulation check?]] + - + - *'''Transforming continuous into categorical variables''' + - - [[Why transform continuous variables into categorical variables?]]
+ - - [[How to dichotomize variables?]]
+ - - [[Why cut into thirds or fourths instead of dichotomizing?]]
+ - + - *'''Composites''' + - - [[How do I create a composite of items?]]
+ - - [[Why create a composite of items?]]
+ - - [[How do I know when it is appropriate to create a composite?]]
+ - - [[How do I create a composite with items with different scale ranges?]]
+ - - [[How do I create a composite with items labeled in opposite directions?]]
+ - + - + - *[[What is generalizability?]] + - + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - * + - + - + }} }} {{TabsBottomAD}} {{TabsBottomAD}}

## Latest revision as of 02:50, 22 November 2016

Statistically analyzing and interpreting your collected data
 Overview Research Idea Research Design Collecting Data Analyzing Data Writing a Paper
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