Image

Ovulation and Tipping for Lap Dancers [tribute drawing about a past Ig Nobel Prize winner]

This is another drawing by artist Becky Moon, about her favorite Ig Nobel Prize winners. Moon has been a scholar of the Ig Nobel Prizes since she was a young teenager. This one celebrates Ig Nobel Public Economics Prize that was awarded in the year 2008 to Geoffrey Miller, Joshua Tybur and Brent Jordan of the University of New Mexico, USA, […]

Waiters’ tips and the weather: Analysis of a possible connection

Do waiters and waitresses get better tips on sunny days? In 1979, a groundbreaking experiment by professor Michael Cunningham (currently at the University of Louisville)  suggested the answer might be ‘Yes’.  (reference : Weather, mood, and helping behavior: Quasi experiments with the sunshine Samaritan. Journal of Personality and Social Psychology, 37, 11, pp. 1947-1956.) But […]

Making up the tips

Does wearing makeup increase waitress’ tips? Researchers at the Université de Bretagne Sud, and the Université du Maine, France, recently performed a field experiment (with two waitresses) to find out. Two hundred and seventy-four restaurant customers (186 males and 98 females) were randomly assigned into two groups. One group was attended by waitresses who were […]

Improbable Research