The capacity-sharing model is considered the better explanation ...

[awywial]

The capacity-sharing model is considered the better explanation for the psychological refractory period because
 
  a. the Bottleneck model cannot explain the shorter reaction time that occurs for the first of two stimuli presented in quick succession.
 b. the Bottleneck model cannot explain the longer reaction time to the second of two stimuli presented in quick succession.
 c. reaction time to the first of two stimuli presented in quick succession does not vary with changes instimulus onset asynchrony.
 d. the reaction time to the second of two stimuli presented in quick succession varies with changes in stimulus onset asynchrony.

Question 2

Nonexperimental studies always contain a threat to internal validity, which means that these studies cannot establish unambiguous cause-and-effect relationships.
 
  a. True
  b. False
  Indicate whether the statement is true or false

[bookworm410]

Answer to Question 1

A

Answer to Question 2

True

[awywial]

YES! Correct, THANKS for helping me on my review

[nathang24]

Thanks for the timely response, appreciate it