Atikhom Thienthong

11 Questions 12 Answers 0 Followers

Questions related from Atikhom Thienthong

What are the simple effect and main effects in the regression model?

What are the simple effect and main effects in the regression model? While I'm familiar with the main and intraction effects in the multinomial logistic regression model, I have no idea what...

30 October 2024 4,992 1 View

This reduced model is equivalent to the final model because omitting the effect does not increase the degrees of freedom. What does this mean?

Dear Colleagues I carried out a multinomial logistic regression to predict the choice of three tenses based on the predictor variables as shown on the image. According to the SPSS output below,...

30 May 2024 546 3 View

Computing the predicted probabilities for each independent variable with two or three values, including the reference category?

I have fit a Multinomial Logistic Regression (NOMREG) model in SPSS, and have a table of parameter estimates. How are these parameter estimates used to compute the predicted probabilities for each...

12 May 2024 943 6 View

Dealing with quasi-complete seperation in multinomial logistic regression?

I'm applying multinomial logistic regression to examine the influence of various predictors on three outcomes. The issue I'm facing now is that the SPSS outputs returned extremely large...

16 April 2024 7,257 2 View

Can we build two multinomial regression models for two research quetions?

I'm interested in investigating what individual factors contribute to the choice of three outcome variables. Additionally, I want to test whether there are pairwise interactions between the...

14 April 2024 9,989 1 View

How should we deal with the issue "Floating point overflow occurred while computing this statistic. Its value is therefore set to system missing."?

I run a multinomial logistic regression. In the SPSS output, under the table "Parameter Estimates", there is a message "Floating point overflow occurred while computing this statistic. Its value...

30 July 2023 796 5 View

How to create a graph with zero floating above the x-axis line?

I would like to create a line graph with zero (0) floating above the x-axis line by using Excel. This is because there is a huge difference between the lowest range (e.g. 0.3) and highest range...

25 January 2023 5,736 3 View

How can I use Chi-square to analyse these summarised data?

I have 2X2 matrix of data. The first 2 has two sub-groups (congruency and incongruency), each of which has two levels (yes and no). The second 2 is two groups of students (less and more...

01 February 2020 979 0 View

How can I make pair comparisons to determine the significance among three choices (a, b, c) in Chi-square?

I'm examining less and more experienced students' use of collocations and synonyms. The students from two groups were required to choose one most appropirate option from three possible choices. So...

22 February 2019 694 2 View

What is the most suitable statistical test for ordinal data (eg. Likert scales)?

I'll examine three groups of people's perceptions through 5-point Likert scales. My level of measurement is ordinal in nature. And I want to see the significant difference across the three...

08 February 2018 8,779 24 View

How can I calculate internal reliability for a dimension rather than individual items?

There are 25 items in my questionnaire, 5 of which are categorized under each of 5 dimensions.

08 November 2016 1,067 5 View