False Positives/False Negatives

Identify if a given situation is an example of a false positive or a false negative.

Select the statement that indicates a "false positive."

• a.)
• A control strip fails to indicate a two degree increase in temperature in the storage area.
• b.)
• Testing a shipment of dairy products reveals salmonella when, in fact, the bacteria is not present.
• c.)
• A pregnancy test tells a woman she is not pregnant when, in fact, she is.
• d.)
• A jury concludes that a man is innocent when he is actually guilty.