This varies considerably between schools and therefore no reliable comparisons can be made between results achieved at different schools.

That made year-to-year comparisons easy and reliable.

They were the only ones for which enough data existed for reliable comparisons, according to researchers at Inform.

The consistency also permits more reliable comparison of outcomes across all test takers.

By making reliable comparisons possible, the new national tests are supposed to create healthy competition among schools, giving them an incentive to improve.

Its staff has been working for the last decade to develop ways to make reliable international comparisons.

The only reliable comparison in this report is its starting point: there is a 19 percent wage penalty for teachers.

In practical terms, it makes reliable comparisons of different critics difficult, if not irrelevant.

It enables reliable comparison of government deficits within the framework of excessive deficit procedure.

The possibility of reliable comparison of statistical information on the accounts also increases the transparency of our public administrations.