A random sample is one way to reduce bias when choosing people for an experiment
2 answers:
You might be interested in
Environmental change has to do with any kind of alteration that occurs in the natural environment.
<h3>What is environmental change?</h3>The term environmental change has to do with any kind of alteration that occurs in the natural environment. These changes may be caused by a lot of factors and they may lead to changes in the kind organism that are found in the habitat.
Thus, the types of environmental changes demonstrated are;
African elephants have been hunted to near extension to obtain ivory - Human exploitation
The eruption of Mount Saint Helens destroyed some populations of conifers - Natural disaster
An infection with fungus reduced the population of the North Africa elm trees - Diseases
Increasing global temperatures have affected the migration patterns of humpback whales - Climate change
Learn more about environmental change:brainly.com/question/1568635
#SPJ1
