Psychology
Variable one
Brightness of background / recall of a contents of a PowerPoint presentation
None directional hypothesis
• Brightness of background will effect contents recall
• Brightness of background will not effect recall
Directional hypothesis
• The brighter the background the more will be recalled
Variable two
Quantity of training received / self rated confidence before delivering an assembly
None directional hypothesis
• The quantity of training received will effect self rated confidence
• The quantity of training received will not effect confidence
Directional hypothesis
• The quantity of training received will increase the self-rated confidence before delivering an
assembly
Variable three
The volume of background noise / participants performance on a task
None directional hypothesis
• The volume of background noise will effect performance
• There will be no effect on performance
Directional hypothesis
The more the background noise increases the performance on a task will decrease
Variable one
Brightness of background / recall of a contents of a PowerPoint presentation
None directional hypothesis
• Brightness of background will effect contents recall
• Brightness of background will not effect recall
Directional hypothesis
• The brighter the background the more will be recalled
Variable two
Quantity of training received / self rated confidence before delivering an assembly
None directional hypothesis
• The quantity of training received will effect self rated confidence
• The quantity of training received will not effect confidence
Directional hypothesis
• The quantity of training received will increase the self-rated confidence before delivering an
assembly
Variable three
The volume of background noise / participants performance on a task
None directional hypothesis
• The volume of background noise will effect performance
• There will be no effect on performance
Directional hypothesis
The more the background noise increases the performance on a task will decrease
