Activity Log
March 2012
This activity log reports the projects that Professional Statistical Services conducted during March of calendar year 2012. Unless otherwise specified, all computerized analyses were conducted using SPSS.
Project Title 
Description 
Methods Used 
Status 
Graduate introductory statistics course: problem set 2 
Compute normal scores, compute linear correlation and its ttest, use RyanJoiner test to assess normality 

completed 
Graduate introductory statistics course: problem set 1 
Use Microsoft Excel to create histograms of the 3 variables, determine if there are any outliers in the date, create Normal Probability Plots for the data, determine the values of the linear correlation coefficients among the variables, assess the normality of the variables. 

completed 
Criminology undergraduate course in research methods: problem set 3 
Using given data set, create a dependent variable and convert 3 continuous variables to dichotomous variables, test normality and variance homogeneity assumptions of ttest, conduct ttests for the groups defined by each of the 3 dichotomous variables, write up conclusions in APA format, 

completed 
Psychology graduate statistics course: journal article review 
Select an article from a peer reviewed journal and review and critique it 

completed 
Psychology graduate statistics course: problem set 
Compute odds, compute odds ratios, test significance of odds ratios 

completed 
Criminology undergraduate course in research methods: problem set 2 
Develop contingency tables, compute chisquare for 2 x 4 tables and interpret the result, select two other categorical variables from the data set and compute chisquare for their contingency table. 

completed 
Graduate statistics course: problem set 
Using STATA, develop hypotheses to explain a social phenomenon, recode missing data values, specify model and predict signs of regression coefficients, run multiple regression analysis, interpret results, evaluate normality and homoscedacity of residuals, conduct hierarchical regression, explore effects of changing and adding variables in regression. 

completed 
Criminology undergraduate course in research methods: problem set 1 
Using SPSS, create a composite variable, create a categorical variable from an interval variable, create an ordinal variable from an interval variable, assess normality of 3 variables, use transformations to reduce nonnormality,. 

completed 
Psychology graduate statistics course problem set 
Compute histograms to assess normality, compute oneway ANOVA, compute oneway ANCOVA with 1 covariate, write up all results as APA formatted results section 

completed 
Graduate business introductory statistics course: problem set 
Compute independent groups ttest, compute effect sizes, create main effects plot, compute residual scores from ANOVA results, compute oneway ANOVA, compute simple regression, create and interpret residual plots, compare results from ttest, ANOVA, and regression. 

completed 