The men possibly exaggerated their reported number of partners, women reported a number lower than the actual number, or a minority of women had a sufficiently larger number than most other women to create a mean significantly higher than the median, or all of the above (see Pareto principle).About 29% of men and 9% of women reported to have had more than 15 sexual partners in their lifetimes.The names of real and fictional seducers have become eponymous for such promiscuous men. Kennedy, Errol Flynn, Warren Beatty, Wilt Chamberlain, Howard Hughes, and the historical Giacomo Casanova (1725–98).Others include Elvis Presley, Frank Sinatra, Dean Martin, and Steve Mc Queen.No woman, by contrast, agreed to such propositions from men of average attractiveness.While men were in general comfortable with the requests, regardless of their willingness ("Why do we have to wait until tonight?New Zealand women had the highest number of sex partners for females in the world with an average of 20.4 sexual partners.In all of the countries surveyed, except New Zealand, men reported more sexual partners than women.
In biology, incidents of promiscuity in species that form pair bonds are usually called extra-pair copulations.What sexual behavior is considered promiscuous varies between cultures, as does the prevalence of promiscuity.Different standards are often applied to different genders and civil statuses.Studies of the spread of sexually transmitted diseases consistently demonstrate a small percentage of the studied population has more partners than the average man or woman, and a smaller number of people have fewer than the statistical average.An important question in the epidemiology of sexually transmitted infections is whether or not these groups copulate mostly at random (with sexual partners from throughout a population) or within their social groups (assortative mixing).", "[I'm sorry], I'm married"), women responded with shock and disgust ("You've got to be kidding", "What is wrong with you? The number of sexual partners people have had in their lifetimes varies widely within a population.A 2007 nationwide survey in the United States found the median number of female sexual partners reported by men was seven and the median number of male partners reported by women was four.A scientific study published in 2005 found that promiscuous men and women are judged equally harshly.Some species have promiscuous mating systems, ranging from polyandry and polygyny to mating systems with no stable relationships where mating between two individuals is a one-time event.The term can carry a moral judgment if the social ideal for sexual activity is monogamous relationships.A common example of behavior viewed as promiscuous by many cultures is the one-night stand, and its frequency is used by researchers as a marker for promiscuity.