EXPERIMENTAL DESIGNS

Question 1

WHAT ARE THE 3 EXPERIMENTAL DESIGNS

Answer 1

between subjects, within subjects and mixed design

Question 2

BETWEEN SUBJECT DESIGN

Answer 2

participants are randomly allocated in either the experimental group or control group. Each group completes the condition they are assigned, then results see if iv had an effect on dv.

Question 3

ADVANTAGES AND LIMITATIONS OF BETWEEN SUBJECT DESIGN

Answer 3

ADVANTAGE: QUICKER
LIMITATION: OFTEN NEEDS A LARGER SAMPLE

Question 4

WITHIN SUBJECT DESIGN

Answer 4

EACH PARTICIPANTS ARE IN BOTH THE EXPERIMENTAL GROUP AND CONTROL GROUP, EACH GROUP COMPLETE BOTH THE CONTROL AND EXPERIMENTAL CONDITIONS. THEN WE SEE IF THE IV HAD EFFECT ON DV.

Question 5

ADVANTAGES AND LIMITATIONS OF WITHIN SUBJECT DESIGN

Answer 5

ADV: REQUIRED SMALL NUMBER OF PARTICIPANTS IN THE DESIGN BECAUSE ALL PARTICIPANTS ARE DOING BOTH CONDITIONS
LIM: POSSIBLY CAN GAIN PRACTICE ONCE DOING THE EXPERIMENT THE 2ND TIME

Question 6

MIXED DESIGN

Answer 6

COMBINES BOTH BETWEEN SUBJECT DESIGN AND WITHIN SUBJECT DESIGN
(BEFORE AND AFTER)

Question 7

ADV AND LIM OF MIXED DESIGN

Answer 7

ADV: FEWER PARTICIPANTS NEEDED
LIM: HIGHER RATES OF PARTICIPANTS WITHDRAWL