Measuring: Biological (GSR) - Geer & Maisel

Question 1

Aim of Geer & Maisel

Answer 1

Lab experiment in which participants were shown dead car crash victims. Stress levels measure through galvanic skin response and heart rate through EEG machines

Question 2

Participants of Geer & Maisel

Answer 2

60 undergraduates doing psychology at NYU

Question 3

Design of Geer & Maisel

Answer 3

Independent measures design. Random allocation to 1 of 3 conditions.

Question 4

Measures of Geer & Maisel

Answer 4

• GSR involves placing finger grips that contain moisture sensors on the end of fingers. Measures changes in moisture levels.
• Baseline was taken to assess a change in moisture
• When participant saw the image level f moisture was measures and recorded

Question 5

Procedure of Geer & Maisel

Answer 5

• Each participant in a soundproofed room and wired up to GSR and EEG machines. Calibrated for 5 minutes to get baseline
• Instructions read over intercom
• Each photo was up for 35 seconds ( except for Group 1)
• GSR was taken at the onset of the tone and during the second half of the tone and in response to the picture

Question 6

Results of Geer & Maisel

Answer 6

EEG recordings were discarded

Group 3 showed most stress Group 1 least

Question 7

Conclusions of Geer & Maisel

Answer 7

Having control over your environment can reduce stress responses