Explain what criminal case is

A court proceeding in which a person who is charged with having committed or omitted an act against the community or state is brought to trial and either found not guilty or guilty and sentenced.

a criminal case is when a person is charged with committing a a act of murder or theft which is later put in a trial.

Explanation:

for this case, we must find the number of deaths per day of the year 2015, in automobile accidents, knowing that 32,400 people died.

knowing that the year 2015 had 365 days we have the following division:

where "x" represents the number of deaths per day.

rounding off we have:

approximately, 89 people per day died in 2015

answer:

89 people per day