A factory overseer selects 40 threaded rods at random from those produced that week at the factory, then she
tests their tensile strength.
Identify the population and sample in this setting.
Choose 1
The population is all threaded rods ever produced at the factory; the sample is the threaded rods
produced that week.
The population is threaded rods produced at the factory that week; the sample is the 40 threaded
rods selected.