Author Question: During an experiment one group is often given a pill that does not have any active ingredient. This ... (Read 55 times)

JGIBBSON · **on:** Aug 20, 2018

During an experiment one group is often given a pill that does not have any active ingredient. This is called

A. a nil response.
B. a placebo.
C. a mistake.
D. an inert control.

Question 2

The scientific process begins with an observation and ends with

A. a new product for the supplement market.
B. support or rejection of the hypothesis.
C. conducting an experiment.
D. all of the above.