EXPERIMENTAL DESIGNS

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  • Created by: _Holly98
  • Created on: 12-12-15 11:41

INDEPENDANT GROUPS

2 GROUPS PARTICIPANTS 2TYPES CONDITIONS 

EG ENERGY DRINK:

GROUP A - EXPERIMENTAL CONDITION

GROUP B - CONTROL CONDITION (WATER)

RECORD MEAN NUMBER WORDS SPOKEN

ISSUE PARTICIPANTS NOT SAME DV RESULT PERSONALITY - RANDOMISATION 

NOT LIKELY GUESS AIMS

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REPEATED MEASURES

ALL CANDITATE DRINK ENERGY & WATER 

EVERYONE DO A THEN B

GUARTNEES COMPARING LIKE WITH LIKE

ISSUES TWO THINGS - FIRST DRINK CONTINUING EFFECT WATER - COUNTERBALANCING

CANDITATES WORK OUT AIM STUDY

PARTICPANTS CONTROLLED & LESS NEEDED

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MATCHED PAIRS

PARTICIPANTS PARIED EG MEMORY TEST BASED IQ

ALLOCATED DIFFERENT VARIABLES 

SINGLE CONDITION DEMAND CHARACTERISTICS NOT PROBLEM

PARTIPACANTS NEVER MATCHED EXACTLY - IMPORTANT DIFFERENCES

TIME CONSUMING COSTS MORE MONEY

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