In theory, they are an ideal measure of a player's effectiveness.

One measure of our effectiveness ought to be the extent to which we provide proper equipment to the Iraqi police.

While he did not have his best stuff, a measure of his effectiveness is that the Marlins left 14 runners on base.

But gun-control advocates argue that registration is a poor measure of such laws' effectiveness.

For example, Willie Brown stated that the attacks were "a measure of the church's effectiveness."

The researchers said they compared math scores, not reading ones, because math was considered a clearer measure of a school's overall effectiveness.

For example, the traditional measure of a coating's effectiveness is resistance to a salt spray.

If danger is a measure of my effectiveness, I am willing to risk that danger.

The results of the citywide reading test, taken in May, are commonly used as a measure of the system's effectiveness.

The disease offered an objective measure of gene therapy's effectiveness.