How can I justify the use of statistical significance at the 10%?

02 March 2015 222 43 View

How can I correctly create a categorical variable out of a continuous one?

Because my independent variable (average weekly work hours) affects the outcome variable in a very curvilinear manner, I want to create a categorical variable and include it in the regression as...

02 March 2015 1,214 23 View

How do I interpret the results of interaction effects between two categorical variables?

I will appreciate it very much if someone can help me with the following problem. I am testing whether the effect of my key independent variable (mother's weekly work hours in 3 categories - 0, 1...

08 September 2014 4,047 13 View

Country weights to account for population size in statistical analysis?

I am doing a longitudinal data analysis with aggregated national level data from world value survey. It would make sense to give more weight to countries with higher population. Currently China...

06 July 2013 7,285 11 View

Can we analyze longitudinal (panel) data with SPSS?

Can we perform random and fixed effects model analysis with binary dependent variable with SPSS?

05 June 2013 6,881 8 View

What are the main theories of social status/class?

More specifically, I am looking for literature on determination of social status/class. Related question: can self-assessment in a survey be taken as an objective social status of an individual?

02 March 2013 4,795 8 View

Is it possible that there is mistake in the data of CIA's World Factbook?

According to their data set the GINI coefficient in Bulgaria grew from 26 (2001) to 45.3 (2007). This is a dramatic change from one of the lowest positions in Europe to the highest in just 6...

02 March 2013 2,413 5 View

What does it take to be a good social researcher?

Which qualities, skills and personal characteristics does a social researcher need to possess to be successful in his field?

02 March 2013 327 31 View

Is there a index which measures how favorable (pleasant) the weather in the country is?

It could be something like the data set in the link below, but for the EU member states (or at least for the capital cities of the EU states). In case such data doesn't exist I would appreciate...

01 February 2013 6,235 3 View

How important is the significance test in an OLS regression analysis when using aggregate data?

For example, when we try to explain "percentage of religious people in a country" by "GDP per capita" in 25 European countries. In this case the data will be representative for the whole...

01 February 2013 6,319 16 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View