case study 9

case study 9

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Case study 9 Buss sex preferences(1989)

Context and aims:Trivers:parental investment and sexual selection theory/stated as mothers make the biggest parental investment because they carry the baby/they therefor want the best for this investment for example resources money etc/Symons(1979)Reproductive value and fertility:youthfullness/smooth skin/big lips/males fertile throughout life/if mate is less fertile less likely to leave behind offspring than if a fertile mate was chosen/females have a smaller window for fertility than males who are fertile most of their lives.Daley at al:males function to gaurd their mate and dissuade competition/if female was unchaste would be unsure weather the offspring produced actually belongs to the male/females dont have to worry about this as if they are carrying the baby it is definatly theirs however sharing of resources between females is dissadvantage/aims;investigate weather evolutionary explanations of sex differences are found in all cultures/if no differences strong support given to evolutionary theory.

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Case study 9 Buss sex preferences(1989)

Procedures:questionaire developed consisting of biographical data;age,sex,religon,martial status etc/info at which age ppt preferred to marry preferred age difference between man and wife/who shoud be older etc/4 point rating scale 0-3 on how important 18 chracteritics were e,g;good financial prospects/chastity/ambitions etc.then had to rank 13 characteristics ppt were asked to rank them on desirability in partner to marry/1 the most desirable 13 the least/instructions were given to translators that all terms must be sex neutral/analysed responses from 37 samples and 33 countries located on six continents and 5 islands/varied in size from 55 Iran 1,491 USA/all apart from Iran exceeded 100 ppt/mean size was 272/age ranged from 16.96 in new zeland/28.71 in germeny/mean age was 23.05/occasionaly questionaires needed to be ammended to reflect cultural differences/data gathered by native residents of country and mailed to the US for analysis.

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Case study 9 Buss sex preferences(1989)

Findings and conclusions:Financial prospects:97% F rated higher than M except spain where there was no significant difference/western europe F rated lower than america asia and africa/supports conclusion that F look for M that can offer support and resources.Ambition and industriousness:92% F rated higher than males/78% difference was significant/columbia spain and s.africa was reverse/was not rated low in any sample/supports idea that women look for ambition and industrious to support a child.Good looks:100% M rated higher than F/V.important in bulgaria,plaestine and nigeria/Supports conclusion that M look for healthy fertile F.Chastity:62% M higher than F/Not significant in remaining 14 samples/important in china,india,iran and taiwan/supports conclusion that M prefer chaste F to ensure a child beared is theirs.Age differences:100% M want younger women/females generally want older men/demonstrated in all countries/male prefrence for younger wifes highest where your allowed many wives/supports idea F look for older M for support and M look for younger F who are fertile

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Case study 9 Buss sex preferences(1989)

Alternative evidence:Cunnigham et al:found that there was a strong positive correlation between different ethnic groups of men in terms of their ratings of the attractivness of photos of different ethnic groups of women/supports idea that mate preferences are innate rather than driven by cultures.Singh:looked at how waist to hip ratio was related to attractivness rating across different cultures/across all cultures a low ratio was seen as more attractive/supports buss's idea that men are attracted to fertile women/a small waist may indicate a women is not pregnant.Little et al:in boht UK and tanzania ppt rated physical symmentry as more attractive/supports buss's idea that we are universally attracted to certain features.waynforth and dunbar:analysed 900 personal ads/more men than women sought a youthful mate/more men than women sought a more attractive mate/more women than men described themselves as physically unattractive/more men than women mentioned their financial status/overall supports all of buss's conclusion.

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