Reliability coefficient for two-item scales: Cronbach, Pearson, or Spearman-Brown?

Colleagues, Which index of reliability do you use for two-item scales, and what is your justification for so doing? Respectfully, Ruth

08 September 2018 7,648 2 View

Should higher learning institutions reduce reliance on adjunct professors? If so, how?

Most institutions of higher learning in America employ a much higher percentage (70%) of adjunct professors than at any other time in the history of higher education. Adjuncts are very poorly...

06 July 2018 7,070 7 View

Would you like a FREE alternative to SPSS?

PSPP is the free alternative to SPSS. It mirrors SPSS in procedures, output, etc., so there is no learning curve of which to speak. Schools are accepting this statistical program, so spread the...

01 February 2018 4,000 4 View

Did you know that there is a free substitute for SPSS?

08 September 2017 3,379 0 View

Online Questionnaire Design and Response Rate?

Colleagues, Design and formatting of online survey questionnaires can (and do) result in poor response rates and/or poor quality data. An example of poor quality data might be lack of variability...

08 September 2016 6,654 9 View

Statistical Formulae in Dissertations?

Colleagues - What are your thoughts on including statistical formulae in dissertations? Thanks! Ruth

06 July 2016 9,118 4 View

When errors of attribution are made in the literature, how can they be corrected?

The Technology, organization, and environment (TOE) framework was proposed by DePietro, Wiarda, & Fleischer (1990), yet in my research I keep seeing their work ascribed to Thornatzky and...

04 May 2016 4,254 0 View

How do you handle reliability and validity in single-item scales?

Single-item scales have been used in many studies to measure constructs such as job satisfaction, personality traits, quality of life, self esteem, etc. How does one report on the reliability and...

08 September 2015 9,190 27 View

How can I label reversed scored variables that have been averaged in SPSS?

Colleagues - How do I label items on a sub-scale that were first (1) reversed scored by recoding into a different variable, (2) then were averaged (using the Transform > Compute, etc)? Do I use...

07 August 2014 4,763 9 View

Is anyone interested in an SPSS statistical analysis resource for faculty?

I was just notified that Laerd Statistics has now made its site free to faculty. The sign up page is: https://statistics.laerd.com/academic.php This site provides all (or most) of the statistical...

04 May 2014 8,740 9 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

How to regulate SSCP temperature in simple PAGE?

I'd like to perform single-strand conformation polymorphism (SSCP) in my thesis, however I cannot control the temperature of the vertical PAGE since we are using the conventional tanks. Is there a...

02 March 2021 9,157 1 View