1.   And the positive readings indexes mean more companies surveyed expect an increase in business than those expecting business to slow.

2.   Berry told the judge on Wednesday that he had found studies that showed herbs such as thyme and sage could cause a positive THC reading.

3.   A positive reading may mean a virus is present.

4.   A positive reading means that the number of manufacturers reporting improving business conditions exceeded those reporting deteriorating conditions.

5.   A positive reading means the number of companies reporting increased activity was larger than those reporting weaker activity.

6.   But older plaster walls are often thicker and the thickness varies considerably, which can result in some false positive readings for the presence of studs.

7.   Couples would date at least several weeks before a positive reading on the home pregnancy test caused them to contemplate marriage.

8.   Daniel L. Mihalko, the U.S. postal inspector, said the positive readings could have resulted from cross-contamination.

9.   Despite the decline, a positive reading still means the number of companies reporting increased activity was larger than those reporting weaker activity.

10.   Even though the index declined, a positive reading still means the number of companies reporting increased activity was larger than those reporting weaker activity.