Answer:
No they are not mutually exclusive
Explanation:
We have given that 35 % of the students have brown eyes
So
%
And 45 % of the student has brown hair
So
%
It is also given that 60 % of the student have both brown eyes and brown hair
So
%
From set rule we know that

So 

So A and B will not be mutually exclusive because for A and B to be mutually exclusive
must be zero
Answer:
Neolithic Revolution
Explanation:
The Neolithic revolution is also known as the Agricultural Revolution which was characterized by the changes in communities from being hunters and gatherers to agriculturist and settlers.
A village of about 1,000 people in a developing nation being involved in hunting and raising only enough crops to feed themselves and a considerable increase in population is a major characteristic of the Neolithic Revolution.
According to Weber's Law 2 onions should be added to notice the difference.
The correct option is b. 2
<u>Explanation:</u>
Weber’s law deals with hypotheses in psychophysics. The law explains the relation between the actual change in a physical stimulus and the perceived change.
Weber’s law was proposed by a German philosopher Gustav Theodor Fechner. Fechner dealt with psychophysics and explains about human perception.
Regarding the question, if one onion is to be added to the pot of chili to notice the difference, then two onions will be required to add to notice the difference while making twice as much chili with 10 onions.
Answer:
false
Explanation:
because you can upload a photo