The test produced too many 'false positives' [=results that showed something was present when it really was not] to be reliable.
The 'positives' of living in the city include access to public transportation and many interesting restaurants.
The 'positives' of the job outweigh the negatives. [=there are more good things about the job than bad things]
(..) -Way to go, Rex! No, no! Turn 'em around! Turn 'em around! He's puttin' 'em in backwa... Here, you're puttin' 'em in backwards! Plus is positive, minus is negative! Oh, let me! Let's go to my room, guys! Red alert! Red alert! Andy is coming upstairs! -There! (..)1995 Toy Story