But it has taken on new urgency,coming one day after the World Health Organization raised its global swine flu alert to Phase 4 on the six-point scale.
VOA: standard.2009.04.28
As women mated to less sexually attractive men moved from their least fertile to most fertile period, their closeness scores dropped one point on a seven-point scale.
All questions, apart from those about frequency of sex, were answered on a five-point scale, with one indicating strong disagreement and five indicating strong agreement.
The researchers told the students to rate, on a seven-point scale, how much faster than normal they would run in each notional race, with a one being slightly faster than normal and a seven being the fastest of their lives.