Yet another study asked 111 college women about various forms of marriage and family.

This study asked people to rate their feelings of happiness and anxiety at different points throughout the day.

A study conducted asked participants to perform a list of actions.

One study asked teachers who had some experience using games in class why they didn't do it more often.

A study in 1980 asked parents and physicians the age that children should stay dry at night.

Another study asked students to estimate when they would complete their personal academic projects.

Most studies don't ask the questions that make a difference to the people who use them: this survey does.

A more complex, and extremely significant, question the study also asked was: "How do these young people come to end up in custody?"

The study also asked people about smoking and their medical histories.