Answer:
The probability that all the officers are women is 
Explanation:
Given a committee consisting of 8 women and 12 men, from which 3 committee members are to be chosen as officers from a committee.
The total number of committee members is 8 + 12 = 20 members
C(n,r) =
which represents the number of combinations of taking r objects out of n.
The probability that all the officers are women = C(8,3) / C(20,3)
= 
=
=
Therefore the probability that all the officers are women is 
Answer:
the northern and southern hemispheres always experience opposite seasons. This is because during summer or winter, one part of the planet is more directly exposed to the rays of the Sun than the other, and this exposure alternates as the Earth revolves in its orbit
Explanation:
Answer:
Capitalism
Explanation:
Capitalism fueled global tradie relations
The coach could grade their performance.
Social loafing refers to the fact that a person might not produce much effort when in a group, as opposed when alone. So, these kids know that together they are pretty good, so they don't have to try hard; but when they are alone, they do. In order to prevent this, the coach might want to grade their performance, because then they will try harder.