Analyzing Data

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- [[What is a correlation?]] <br>
- [[What is a correlation?]] <br>
- [[What is a partial correlation?]] <br>
- [[What is a partial correlation?]] <br>
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*[[What is the difference between a type I and type II error?]]
 
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*[[What is the difference between floor effects and ceiling effects?]]
 
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*[[How is a linear relationship different from a nonlinear/curvilinear relationship?]]
 
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*[[Are linear relationships helpful or harmful to a study?]]
 
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*[[How is a positive linear relationship different from a negative linear relationship?]]
 
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*[[How does confounding impact the research?]]
 
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*[[How is validity different from reliability?]]
 
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*[[How is a between-subjects ANOVA different from a within-subjects ANOVA?]]
 
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*[[What is the difference between bimodal distribution and unimodal distributions?]]
 
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*[[What are the advantages/disadvantages of secondary data analysis?]]
 
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*[[How is interitem reliability different than interobserver reliability? ]]
 
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*[[How is continuous data different than categorical data?]]
 
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*[[How does variability impact research findings?]]
 
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*[[What is the difference between descriptive statistics and inferential statistics?]]
 
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*[[What are the criticisms of hypothesis testing?]]
 
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*[[How do I calculate a sample size?]]
 
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*[[When do I use univariate analysis?]]
 
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*[[When do I use multivariate analysis?]]
 
*[[SLG-Meta-Q_%26_A]]
*[[SLG-Meta-Q_%26_A]]
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*[[When do we use planned comparisons in research?]]
 
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*[[What is considered marginally significant?]]  
*[[What is considered marginally significant?]]  
*[[What is the difference between descriptive and inferential statistics?]]
*[[What is the difference between descriptive and inferential statistics?]]
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*[[What is the difference between a type I and type II error?]]
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*[[What are the criticisms of hypothesis testing?]]

Revision as of 02:25, 22 November 2016

Statistically analyzing and interpreting your collected data
Analyzingdata1.png

How to conduct statistical tests...




- What is an Interaction?
- Interaction between two continuous variables
- Interaction between categorical and continuous variables
- What is a correlation?
- What is a partial correlation?


  • Other

- What is a scatterplot?
- What is linearity?
- Want help using SPSS?
- What is "syntax" in SPSS?
- What is Computational Modeling?
- What is a rank-based nonparametric test?

- 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?

Other types of practical questions...


Data Screening

Missing Values

Outliers

Normality

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