koRpus (version 0.06-4)

farr.jenkins.paterson: Readability: Farr-Jenkins-Paterson Index

Description

This is just a convenient wrapper function for readability.

Usage

farr.jenkins.paterson(txt.file, hyphen = NULL, parameters = c(const =
  -31.517, asl = 1.015, monsy = 1.599), ...)

Arguments

txt.file

Either an object of class kRp.tagged-class, a character vector which must be be a valid path to a file containing the text to be analyzed, or a list of text features. If the latte

hyphen

An object of class kRp.hyphen. If NULL, the text will be hyphenated automatically.

parameters

A numeric vector with named magic numbers, defining the relevant parameters for the index, or "PSK".

...

Further valid options for the main function, see readability for details.

Value

• An object of class kRp.readability-class.

Details

Calculates the Farr-Jenkins-Paterson index, a simplified version of Flesch Reading Ease. In contrast to readability, which by default calculates all possible indices, this function will only calculate the index value.

If parameters="PSK", the revised parameters by Powers-Sumner-Kearl (1958) are used.

References

Farr, J.N., Jenkins, J.J. & Paterson, D.G. (1951). Simplification of Flesch Reading Ease formula. Journal of Applied Psychology, 35(5), 333--337.

Powers, R.D, Sumner, W.A, & Kearl, B.E. (1958). A recalculation of four adult readability formulas, Journal of Educational Psychology, 49(2), 99--105.

See Also

flesch

Examples

farr.jenkins.paterson(tagged.text)