How have collegues overcome inertia to the introduction of alternative practical procedures in high school/seconday school chemistry lessons?

How have collegues overcome inertia to the introduction of alternative practical procedures in high school/seconday school chemistry lessons? These are difficult times for presenting practical...

22 December 2020 2,971 2 View

Sample size fixed effect regression ?

Is it true that only a very large sample is suitable for a panel data fixed effects estimation, or do the ols criteria apply?

26 November 2020 9,127 4 View

Can distributed intelligence substitute for a lack of ethics?

In the trust economy, ethics becomes a scare resource. To what extend will technology be able to step in and fill this gap? Distributed Cognition and Distributed Morality: Agency, Arti...

03 January 2020 9,711 3 View

What is a goed online publishing platform, double refereed of not?

24 December 2019 3,410 1 View

Is the 'slime mold' Physarum polycephalum conscious?

The incredible thing about Physarum polycephalum is that whilst being completely devoid of any nervous system whatsoever (not possessing a single neuron) it exhibits intelligent behaviours. Does...

28 April 2019 2,454 32 View

How to operationalize Meaningfull lectures?

How to operationalize Meaningfull lectures? I want my students to have meaningfull lectures in my class. But what is mening? How to operationalize this concept? Any ideas, experience? Sincerely, Bob

02 April 2019 4,844 1 View

Can I shut off students devices in class?

Dear all, The digital revolution is a great thing, but sometimes it may also be disturbing when students look at their devices during class. Doe anyone know any tehnique or app to shut off all...

10 March 2019 1,493 5 View

Does anyone know games on learning?

Dear all i am looking for playful approaches to show students what learning is. The target audience is last year high school and bachelor freshmen. Games using nonakas seci model, co creation, or...

27 December 2018 7,396 4 View

Type token ratio.

30 July 2017 8,996 1 View

Recently, we have a viral video on somebody committing suicide, now we have a rape broadcasted life?

Internet or Facebook Anthropology? Can Facebook do something about these?

25 January 2017 2,327 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

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

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

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 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

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Treating Intermediate Variable in Linear Regression Analysis in SPSS?

While performing the Linear regression analysis in SPSS version 26.0.0. my intermediate/mediation variable goes to the excluded section. Please share your valuable suggestion "How to restrain the...

25 February 2021 4,591 5 View