The Web team can test items that may or may not work in the catalog, rather than placing a large inventory bet on certain catalog items without much empirical data on how they will sell.

The F.B.I. then tested items that agents had taken from the apartment.

Reliability engineers often test items under expected stress or even under accelerated stress in order to determine the operating life of the item or to determine modes of failure.

Item response theory models the relationship between latent traits and responses to test items.

He freely admits to being a sucker for the equipment and gadgetry of the hobby, and specialises in quickly testing items to destruction - sometimes even deliberately.

During the retake, the examiner is only required to test the previously failed or uncompleted items, but is at liberty to retest any items previously passed, as well as fail the candidate again based on them.

Hyundai is testing other possible items to be used in their cars such as diesel engines, and fuel cells.

Walmart.com is an ideal place to test such items, Mr. Vazquez said.

The commission will start testing possible items, including playground equipment, lawn chairs and patio tables, and expects results in six months.

However, where, as in the case of arithmetic, subject matter is defined by characteristic tasks which may be used to assess its attainment, criteria may be written subsequently to test items, as a description of typical items.