What is the minimum sample to opinion in a online questionnaire?
https://www.surveysystem.com/sscalc.htm
what is fast publication scopus indexed journals?
01 January 1970 6,015 8 View
Are ther any scopus journal listed in list of predatory journals?
01 January 1970 911 5 View
Are variables formed by Likert-Scale latent or observed variables in SEM?
01 January 1970 7,834 4 View
how can you get published in fast publication?
01 January 1970 3,928 5 View
Which the best Survey tool ?
01 January 1970 6,321 3 View
how can you avoid plagiarism when you writing an article?
01 January 1970 6,983 5 View
what is the difference between organization, company ,firm ,project,corporation ,industry,institution?
01 January 1970 7,407 8 View
Good morning everyone, Due to the pandemic, I conducted several online surveys. It is quite agile, not at all expensive, but there are several problems: the sample's representativeness and its...
21 February 2021 7,457 3 View
when I put my ZnS solution in the chemical bath, the ZnS oxidizes so there are ZnO peaks appearing because of the reaction with the oxygen in the air, despite the fact that I close the beaker...
14 February 2021 5,778 9 View
I am doing research on the impact of competitive bidding on project success and would like to use SEM. Project success shall be: cost overage, completion time, quality of works and variation...
13 February 2021 4,413 6 View
Hi everyone. We want to know how can I remove the non-specific band amplification on this variant. Although the amplification of non-specific band is not as intense as the band that we want, but...
09 February 2021 588 2 View
From long Pendamic now government is opening school and colleges on for off line classes. What do you think that this decision is fruitful to the students and society too?
08 February 2021 3,068 6 View
Taking a fractional ODE problem as an example. It has come to my attention that if the fractional order parameter is in the interval (0,1], many only presents results for alpha=0.9, 0.99. I saw...
08 February 2021 9,671 3 View
I am interested in doing research on attitudes towards violence against women and the factors that impact attitudes in South Africa? Does anyone know which attitude scale I can use to measure...
06 February 2021 3,076 1 View
Hi everyone, I am writing a research proposal for my masters applications and am in dire need of guidance. I suggest to quantitatively investigate the potential correlation between feminist...
05 February 2021 3,666 8 View
In statistics most of the time, we use these two-term exchangeable, but in my opinion, there is a difference between them. Please suggest your opinion
04 February 2021 7,407 7 View
I am designing a flight controller for a quadrotor. At first I am designing a nested/cascaded controller consisting of only proportional controllers Kp . Now, if i tune the rate controller for 10...
03 February 2021 5,001 3 View
