Which eye-tracking metric has been shown to have the strongest correlation with purchase intent in science retail environments?

In the competitive landscape of science retail, understanding customer behavior is crucial for optimizing product placement and maximizing sales. Advanced analytics tools have transformed how science retailers gather insights about customer engagement with products. This poll tests your knowledge about one of the most fascinating retail analytics technologies being used in science stores and museums today.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Fixation duration (how long customers look at an item)
Saccade velocity (how quickly eyes move between points of interest)
Repeat viewing patterns (how often customers return to examine the same item)
Pupil dilation (how much pupils expand while viewing an item)