Is slowing with age in each of these tasks due to
A: lower boundary separation (more conservative decision boundaries) or
B: lower evidence from the stimulus (lower drift rate)? (There is always a slow down in the other processes-encoding, response output, etc.)
Click on the choice that you think is correct. If you are right the incorrect alternative will disappear!
 |
 |
 |
  |
 |
 |
 |
 |
 |
 |