03/0212022 " interperence explanation fou jaigettng
interperence is when twa pleces af information conflict with each ather
as ane memory blocks another
_interference takes picce un LIM
proactive interpelence (pn) 15 when aider unfamation interperes wuth
newer information
eg) calung patner by ex-pairners name
retroactive interperence (AL) is when newer information interperes wuch
cider information
eg) teacher seeing ad student in street, forger their name and get
them coneused with a culent student
> keppel and underwaed (1462) aimed to invesngate the efpect of
proactive interference on LTM.
parnapants wele presented with meaningless chiee letter consenant
ingrams at dujerent intelvals op 3, 6,9 seconda
m order to prevent rehearsal, palticipants counted backward in threes
hepare recauing the trigam
results showed that paitrupants typicauy remembered tr grams that
were fust presented, crespective of the intervat tength
^concluded that proactive interference occured
¾ simianty of unfoimation presented meant. that the memory from eaier
trgrams transfened to the LIM interfered win the memory for new
, i0102/20 22
¾ baddeley and Hitch (1411 aumed to investigate retroactive interperence
in everyday memary
a sampe was comprised of rugby union players wna elther played
every match in the Jeason or mussed some matches due to mjury
¾ the Length of tume from the stait oe the season was the
same for all piclyers
piayers were asked to recall the names of the teams they had
played aqaunst earlier in the season
results showed that payers uno had played most games forgot
proportunately mare games than those wha piayed sewer games
due to injury
^ concluded that resuits was due to retroactive interrerence
> the Learning o new team names interened with memory og the
eartier team names
research support:
¾ Mc Geoch and McDenaLd (1931) pravicle support for the resuits found in
Baddeley and Hitch's expenment
+ McGeach and McDonald gave palticipants aust of ten adjectives to
Learn from LLS& A
once the adjectives were tearned paincipants were given 1 op 6
ather usts from b taleain,
Dust o had the wards wary in tems of simuanty to the ongional
found that recai was worse when uses A and lists Bwere closese
decaluse the mole
supports the idea of retroactive interference
simuar the new matenat is to the previausty Leamnt materat, the
greater interference