The study was based on a sample of 10 079 men and women age 20-59 sampled from 52 populations spread across the world.
This occurs when the various factor levels are sampled from a larger population.
The colors he uses in his work have been sampled from the landscape.
Milk is repeatedly sampled for any effects from nuclear activities.
On our first visit, in the interest of science, we sampled heavily from the regular menu.
Sampling from out-of-date lists results in large numbers of people who cannot be found.
For this experiment, the authors increased the amount of points sampled from each shape.
The data used to carry out the test should be sampled independently from the two populations being compared.
At first they sampled rare Brazilian records from the 1960s and 1970s to make tracks.
