The radioactive tests are given for hundreds of purposes.
Currently, tests are given only when an officer is suspected of using steroids.
But state law changed the date two years ago, and now the tests are given later in the school year.
At the Rush center in Chicago, for example, three tests are given to each person suspected of depression.
In New York, Regents tests are given three times a year, and the busiest time is in June.
Written tests are given only four times a year and are not computerized, and results take two months, he said.
Indeed, Ms. Mueller's discovery was only possible because Massachusetts -- hoping to catch errors early -- makes all its test questions public after the tests are given.
Yesterday was the last day of summer school before the third-grade citywide tests are given again on Monday and Tuesday.
The tests are given every few years, in different intervals, depending on subject, to samplings of 9-, 13-, and 17-year-olds.
New York lowered the passing grade on Regents exams to 55 out of 100, from 65, for the first few years that the revised tests are given.
When different cognitive tests are given and the results compared, similarities are found among all the tests and among smaller groups of them.
