Sarah Martelli

4 Questions 3 Answers 0 Followers

Questions related from Sarah Martelli

I am developing a questionnaire on violence against children. Does anyone have examples or guidance on how to ask questions on sexual violence?

The survey will be administered in a developing country within very traditional and hard to reach communities. Therefore I am looking for questions that would assist in broaching this very...

11 November 2015 7,036 4 View

Survey sampling at regional level: is it unwise to select only a sample of districts within each region?

does this approach introduce serious biases in the results and make it difficult to calculate the sampling errors, unless one assumes that the districts not covered are similar to those that are...

18 September 2015 3,972 3 View

I SPSS, does a scatter plot with no line of best fit mean no correlation?

I used SPSS to do a scatter plot for 2 continuous variables and obtained several horizontal lines - there does not seem to be a line of best fit, no positive or negative association, it is...

18 December 2014 6,564 6 View

Is it possible to obtain different statistical significance results for independent variables for one way anova and univariate analysis ?

The tests use the same sample population , same independent variables but statistical significance results are different i.e. statistical significant for each independent variable when tested...

16 December 2014 2,861 11 View