Psychophysics Flashcards
1
Q
what are the 4 stages of scientific enquiry?
A
hypothesis or theoriesdeduction
empirical data
induction
2
Q
what does ‘psychophysics’ mean?
A
mind and matter, mathematical expression that formally demonstrates a relationship between psyche and physics
3
Q
what is the minimal detectable difference between two stimuli?
A
standard and standard + JND
4
Q
how do you compute the sensitivity (d’) of a signal?
A
by knowing the relationship between hits and false alarms
5
Q
what does a higher d’ indicate?
A
signal can be more readily detected
6
Q
what is the second detection?
A
a measure is the location of criterion called the bias
