We can say that a t-test is ______ because it failed to provide evidence against the null hypothesis.

Research finds that rats exposed to ________ environments show greater levels of neurogenesis in different parts of the brain

a) nutritious b) instinctively engaged c) enriched d) enmeshed

A machine designed to provide a realistic imitation of an actual environment is called a(n) ________

a) agonist b) modulator c) simulator d) antagonist