When they won, they got to control the length and volume of a noise blasted through their opponent's headphones.
Participants chose longer and louder noises when they read that their sex was in the majority, which the researcher took to indicate a sense of rivalry.
When students read that women were the majority, more were in favor of hookups.
Where you'd normally enter your gender and sexual preference, there are also options to sign up as a “couple” (for couples seeking threesomes, presumably) as well as “transexual.”Unsurprisingly, the app is a hit with the young and the horny.
Over 100,000 users signed up within the first eight weeks of the app’s launch and the number of users is continuing to grow.
"If your gender is in the majority, then you have to compete with a lot of rivals, and you can't be as selective or choosy," said Justin Moss, the study's lead researcher and a psychology professor at Florida State University, in a press release.
"You might also have to cater to the demands of the other sex more often."To discover whether imbalanced ratios led to same-sex competition, the researchers had students read the same articles and then play a game allegedly against a same-sex peer (though there was actually nobody on the other end).
Today's technology, connectivity and innovative applications make connecting with and meeting new friends easy.
But at the end of the day, you're still the one who decides who you find attractive and with whom you want to spend your time.
You can avoid any confusion and get straight to the point.
The app, Mixxxer, makes it clear it is not a dating app. Users are free to share explicit photos and, similar to Tinder, connections are made by liking others' photos.
Randy Rockhamptonites have boosted central Queensland numbers on the site by 11%, compared with just 9% growth in Gladstone folk looking for love.
But younger locals are also resorting to new casual encounter websites such as au - with 71 local blokes, and 39 ladies now on the website.
Tinder is a free, location-based mobile dating app that simplifies the process most dating websites require. The app shows you photos of singles based on your preferences. Indeed, there are plenty of twenty-somethings who are on Tinder for a quick hook-up.