Reviews readability research and suggests priorities for future research in the area. (MKM)

This paper describes the Harris-Jacobson Readability Formula A, a revision of a readability formula based on word lists from "Basic Elementary Reading Vocabularies." Section one of the paper discusses procedures for using the formula, including the selection of samples, scoring the variables, and applying the formula. The next section…

This paper summarizes the work to date on the revised Harris-Jacobson Readability Formulas. The contents include "The Criterion," which discusses the criterion used in the development of the formulas; "Variables Employed," which includes percent of uncommon words, average sentence length, percent of long words, mean number of letters per word, and…

Describes a computer formula which measures readability according to how well high school seniors comprehend reading passages. (RB)

There is a need for basic readability research and for an easily applied and accurate new readability formula. Two steps taken toward the development of such a formula are the revision of a vocabulary list for primary grades and the combination of reading exercises given at different grade levels into a single scale of ascending difficulty. Much…

One can measure the readability of any piece of reading material for an individual or a group by having the selection read and then testing for comprehension. Increasingly the cloze procedure has come to be used in preference to multiple-choice questions. Other readability scales have been based on previously scaled passages, on carefully graded…

The sixth edition of this text incorporates research done in the five years since the fifth edition was published and contains new terminology, new concepts, new illustrations, and new materials. The four guiding principles (breadth of scope, maintenance of a balanced point of view, practicality, and clarity) remain. Chapter topics are reading…