> Participation is entirely voluntary, according to Air New Zealand.
I doubt this will lead to reliable numbers then. Heavier folks will be more likely to feel ashamed (which is unfortunate, but probably true).
I doubt this will lead to reliable numbers then. Heavier folks will be more likely to feel ashamed (which is unfortunate, but probably true).
Results will be off by 5% or more, simply because heavier people won't volunteer.
And if the airline is fine with the result being wrong by 5% or more, they might as well just taken the average weight of 5 people in the office.