What to do when your sample size is not big enough? Are there any statistical solutions?

Some researchers suffer from this issue and ask this question when their sample size is inadequate for the alpha level and analyses. Their studies will have reduced statistical power, which is the...

20 May 2020 3,300 7 View

Dear researchers from your experinces: what are the steps before divorce happened?

Our study focuse on predicting divorce by extensive research into couples that were not able to save their marriages. Learning about their failures can prevent others relationship from making the...

02 March 2018 4,861 4 View

I need a Gottman questionnaire for divorce prediction if some can help me find it?

I would be thankful if some one help me find a good scale for predicting divorce?

01 February 2018 6,578 1 View

How to ask a unique research questions about your topic?

Dear researcher: I would like to benefit from your experiences about writing the research question as they the most important part in every research.

01 February 2018 7,887 0 View

What is your advice to publish my articles in high indexed journals?

Dear researcher: from your experinces; why some good articles rejected in high indexed journals?

01 February 2018 827 3 View

Is there a relationship between missing values and the questionnaire reliability?

Dear researcher, From your experiences: Dose the missing values in the questionnaire responds affect the questionnaire reliability?

01 February 2018 7,186 3 View

What your recommendation about how to publish in Scopus journals?

09 October 2016 8,605 1 View

From your opinions, what is the secrets of intellegent students high performance?

02 March 2016 1,300 26 View

From your opinions, what is the secrets of intellegent students high performance?

01 March 2016 2,752 25 View

What is the most reliable source to get Impact factor of journals?

Source to get Impact factor of journals

01 March 2021 6,654 2 View

Which index or sites are reliable in determining of plant species?

There are many indexes when determining plant species: Plants of the World Online (POWO), International Plants Names Index (www.ipni.org), The Plant List (www.theplantlist.org) and others. But...

26 February 2021 3,404 10 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

How can we measure the reliability and validity of our survey questionnaire?

We are conducting survey research on COVID-19 misinformation among students. How can we validate our survey for it to produce valid and reliable data? Also, what statistical tools can we use to...

16 February 2021 678 3 View

What does the value 0.498 in reliability?

There are 6 television programmes of different TV genres and their mean and mean ranks are put for each of them. But the reliability value of all the programmes together is 0.498 . So what exactly...

15 February 2021 7,686 4 View

What are some alternatives to the Self-Directed Learning Readiness Scale (SDLRS) developed by Dr. Lucy L. Guglielmino?

The Self-Directed Learning Readiness Scale (SDLRS), also known as the Learning Preference Assessment (LPA), was developed by Dr. Lucy M. Guglielmino in 1977 to measure learners' attitudes of and...

15 February 2021 3,095 4 View

Where can I find a reliable and updated methodology related with the design of spiral heat exchangers?

I need to design an spiral heat exchanger, buy I don't know what reference or bibliography (preferably a book) should I consult in order to get an updated and reliable methodology related with...

14 February 2021 7,910 3 View

What are the popular techniques for pre-processing measurement data in Smart Grid/Power System?

The data collected from various measurement devices often contains erroneous values - such as noise, missing values, etc. What are the popular techniques for pre-processing measurement data in...

14 February 2021 4,642 2 View

Western blot protein of interest falling at a lower weight than expected?

My protein of interest is DAGLa (115 kDa). We received the antibody for this from another researcher who reliably shows bands at this weight. We do see a light banding at this weight, but the...

11 February 2021 6,009 3 View

Which kind of validity should e established in case we want to conduct a survey using newly developed survey questionnaire?

I am conducting a survey using self developed questionnaire. I have established its face validity and content validity. Some expert reviewer has suggested I must establish the validity by...

11 February 2021 2,077 3 View