Any good examples of mixed-methods studies with a qualitative focus ?

Hello, I'm looking for good examples of mixed-methods studies with a qualitative focus. I'm especially interested in the explanatory sequential design "case-selection" variant / preliminary...

13 June 2020 9,113 3 View

How to calculate technical efficiency in stata with a DEA and a big sample (27 cases, 5 inputs, 1 output)?

Hello, I am working on my master thesis in economics. I try to measure the technical efficiency of the European dairy sector. I understand Stochastic production frontiers and some DEA, but I...

23 May 2018 7,458 2 View

How can I optimize the Walkley-Black method in determining organic matter in compost?

I'm trying to analyze OM content of compost materials. I am using the Walkley-Black method which we use for soil samples which are low on OM. Now, I can't use the same for high-OM samples. How can...

02 March 2016 5,902 8 View

Sandwich panel modelling with composite layup tool in Abaqus?

31 January 2016 5,800 5 View

How do I analyse correlation between several nominal and metric variables?

17 September 2015 9,515 3 View

Any suggestion to check in vitro the blocking efficiency of B-adrenergic blocker such as Propranolol?

I want to determine the role of intestinal nor-epinephrine on pathogen survival and replication in an impaired immunological background. For that I wanted to first use propranolol, as shown in...

28 August 2012 6,482 10 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

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 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

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 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

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

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View