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]
(..) "We are family"? "I got all my sisters with me." Are you serious? Yeah. Are you sure? Pretty positive. That's a joke, because the pregnancy test says... Oh, my God. This is incredible. We're gonna be parents? (..)2016 TvShow: The Big Bang Theory Title: The Positive Negative Reaction Season: 9 Episode 16