Himal Kandel

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Questions related from Himal Kandel

What are the characteristics of a postdoctoral researcher?

There are several guidelines or advice available for doing a successful PhD. However, there seem to be limited guidelines or advice for a successful postdoctoral research fellowship – what could...

03 March 2019 4,565 4 View

'Multivariate' or 'Multivariable' analysis?

Regarding the correct use of terminology, the way I was taught was: "Multivariate analysis: when multiple outcome variables; Multivariable analysis: when multiple explanatory variables". However,...

06 June 2018 613 7 View

Rasch vs IRT?

Application of Rasch analysis and IRT models are becoming increasingly popular for developing and validating a patient reported outcome measure. Rasch analysis is a confirmatory model where the...

02 February 2018 405 28 View

What are the advantages of Rasch analysis over Graded Response Model in development of patient reported outcome measures?

Rasch analysis is the most commonly used IRT model for developing a PRO instrument, or for testing the psychometric properties of a PRO instrument, although it does not take into account 'Item...

07 July 2017 6,052 0 View

How are psychometric properties of a questionnaire measured using classical test theory (CTT)?

By Psychometric properties, I do not mean Validity or Reliability. In RMT, they include DIF, Measurement Precision, Dimensionality etc. Analogous to these properties in CTT ??

10 October 2015 5,060 4 View