Answer:
Explanation:
There are many diseases but I would have to say the flu. Staph is usually spread through skin.
this question is incomplete but I have added The Answer options to your question
a) He does not have a hypothesis.
b) He only has one group. He has not established a comparison
c) He has not measured an outcome.
d) The groups were not equal to begin with.
Answer:
b) He only has one group. He has not established a comparison
Explanation:
A randomized controlled experiment can be defined as an experiment that has two groups which it randomly assigns participants to.
These two groups are:
1.) the experimental group and
2.) The controlled group on whom the study is being performed.
Now Alberti does not have any of these groups we have listed. He performed the testing on the same people before they consumed alcohol and after they consumed alcohol. Therefore this study was not comparative in nature.
Answer:
the video describes an unhealthy heart as being enlarged.
Explanation:
duh i watched the video
Doing aerobic exercise benefits the entire cardiovascular system simply by making it work at a high rate of efficiency. The heart pumps harder, the arteries contract, blood flows,and metabolism takes place at an increased rate...
<span>The benefits of aerobic exercise are many brain functions even improves.</span>
