Science
What does it mean to ‘control’ for variables in a scientific study? A statistician explains
Scientific studies, and news coverage about them, often declare that a study “controlled” for certain variables.
Science coverage from Arkansas USA Wire.
Scientific studies, and news coverage about them, often declare that a study “controlled” for certain variables.

When Marineland Canada in Niagara Falls, Ontario, closed in September 2024, it had no regular income to support the care of the 30 belugas and four dolphins housed there.