11 - Reading Module Flashcards
Eyetracking research focuses on ______ & ______.
Fixations
Saccades
What is a Fixation?
The time spent focusing on one particular location when reading
What is the average reading fixation?
About 250 msec
What character do readers tend to focus on from the right? From the left?
14 characters on the right
4 characters on the left
How many letters are seen with 100% acuity around the fixation point?
Only 4-5
What sorts of words do people tend to fixate on longer?
Harder words (low frequency, uncommon)
Do we “see” all the words we read?
Nope
Do we tend to skip more content words or more function words?
Function
What are Saccades?
Eye movements, jumps
How long do saccades tend to last?
About 20 msec
How many letters are saccades?
About 10 letters in length
What are backwards saccades called?
Regressions
Do fluent readers have regressions? When do these usually occur?
Yes
Usually when a reader is confused, distracted, etc.
As readers become fluent, do their fixations, saccades and regressions decrease?
Yes
Can formatting can affect eye movements?
Yes